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Best 12 Cup and Single Serve Coffee Makers: Top 9 Picks (November 2026)

Updated on · By the Single Serve Coffee Deals team

The best 12 cup and single serve coffee makers include the Keurig K-Express Single Serve K-Cup Pod Coffee for fast single cups, the Mr. Coffee Black Coffee Maker for the lowest effort carafe, and the Cuisinart Single Serve + 12 Cup Coffee for both jobs in one machine.

On this page (7 sections)
  1. Best 12 cup and single serve coffee makers, ranked
  2. How these 12 cup and single serve coffee makers compare
  3. Which matters more for you, a carafe or a pod brewer?
  4. How much counter space do these machines need?
  5. Pods or grounds: which coffee maker fits your habit?
  6. What should you check before buying a combo brewer?
  7. The verdict: which 12 cup and single serve coffee maker should you buy?

The best 12 cup and single serve coffee maker for most homes is the Keurig K-Express, because it makes a fast single cup without taking up much counter room. Pick the Cuisinart SS-15P1 if you also want a full 12 cup carafe from the same machine.

The search usually means two things. Some readers want a combo brewer with a carafe on one side and pods on the other.

Others want the best pod machine for their daily cup and will keep a separate pot for guests. This list covers both, ranked by score.

Every pick below is a pod machine, a combo, or a 12-cup drip brewer. For pod-only options in more detail, see our single cup coffee maker roundup.

If a family pot is your main need, the 12 cup coffee maker guide covers drip brewers on their own.

Our picks at a glance

  1. 1 Keurig K-Express Single Serve K-Cup Pod Coffee
    Best for fast single cups

    Keurig K-Express Single Serve K-Cup Pod Coffee

    9.6/10 our score

    See it on Amazon
  2. 2 Mr. Coffee Black Coffee Maker
    Best for the lowest effort carafe

    Mr. Coffee Black Coffee Maker

    9.4/10 our score

    See it on Amazon
  3. 3 Cuisinart Single Serve + 12 Cup Coffee
    Best for both jobs in one machine

    Cuisinart Single Serve + 12 Cup Coffee

    9.2/10 our score

    See it on Amazon
  1. 4Mixpresso Single Serve Coffee Maker K Cup

    Mixpresso Single Serve Coffee Maker K Cup

    Best for tight counter corners
    Check it
  2. 5Keurig K-Elite

    Keurig K-Elite

    Best for iced coffee and hot water
    Check it
  3. 6Tastyle Mini Single Serve Hot and Iced

    Tastyle Mini Single Serve Hot and Iced

    Best for small kitchens and travel
    Check it
  4. 7Hamilton Beach FlexBrew Trio

    Hamilton Beach FlexBrew Trio

    Best for a carafe and a pod in one
    Check it
  5. 8Karosie Single Serve Coffee Maker for CoffeeCheck it
  6. 9Hamilton Beach One Press 12-Cup

    Hamilton Beach One Press 12-Cup

    Best for no-carafe dispensing
    Check it

Best 12 cup and single serve coffee makers, ranked

The Keurig K-Express takes the top spot for single-cup speed and a small footprint. Combo machines like the Cuisinart SS-15P1 and the Hamilton Beach FlexBrew Trio take more counter space but brew a full pot.

1

Keurig K-Express Single Serve K-Cup Pod Coffee: Best for fast single cups

Keurig K-Express Single Serve K-Cup Pod Coffee, 12 cup and single serve coffee makers
9.6/10Our score
  • 8, 10, or 12 oz brew sizes
  • 42 oz removable reservoir
  • Strong brew button
  • Auto off after the last brew

A compact pod brewer that makes one cup in minutes and fits a travel mug up to 7.4 inches tall.

See it on Amazon

Pros

  • Brews in minutes
  • Fits tall travel mugs
  • Auto off saves energy

Cons

  • No carafe side
  • Needs the My K-Cup filter for grounds

The K-Express suits a household where one or two people drink coffee at different times. A 42 oz removable reservoir brews about 4 cups of 8 oz before a refill, so it gets through a morning without constant trips to the sink.

The body is 12.8 inches deep and 5.1 inches wide, which leaves room on a narrow counter.

Brew sizes are 8, 10, or 12 oz, and the Strong button gives a bolder cup when the pod you like runs thin. The removable drip tray clears a travel mug up to 7.4 inches tall.

Auto off after the last brew saves energy on days you forget, and back-to-back brewing means no wait for the brewer to reheat before the next pod.

The trade-off is the missing carafe side. A family that fills a pot on weekend mornings will want a combo machine instead.

Pods only unless you buy the My K-Cup reusable filter sold separately.

Buy it if your mornings are one cup at a time. The K-Express is the quickest path to a hot cup here and the easiest to keep on a small counter.

Keurig K-Express Single Serve K-Cup Pod CoffeeCheck it on Amazon
2

Mr. Coffee Black Coffee Maker: Best for the lowest effort carafe

Mr. Coffee Black Coffee Maker, 12 cup and single serve coffee makers
9.4/10Our score
  • 12 cup glass carafe
  • Grab-A-Cup auto pause
  • Removable basket filter
  • On/off indicator light

A simple 12 cup drip brewer with a pause feature so you can pour a cup before the cycle ends.

See it on Amazon

Pros

  • Straightforward buttons
  • Auto pause for early pours
  • Cord storage keeps the counter tidy

Cons

  • No pod side
  • Glass carafe needs careful handling

The Mr. Coffee 12 cup suits a family that wants a full pot with the least fuss.

Buttons, an on/off light and a glass carafe are the whole story. There is no pod side and no programming menu.

The Grab-A-Cup auto pause stops the cycle when you slide the carafe out, so you can pour before the brew finishes. A removable basket filter lifts out for filling and rinsing.

Cord storage keeps the back of the counter tidy. The body is 11.76 inches deep and 12.3 inches wide, and the whole unit weighs 3.6 lb.

Its 12 cup capacity means a 60 fl oz brew at 5 fl oz per cup. That is enough for four or five mugs at breakfast.

The glass carafe needs careful handling, and there is no strength control. The trade-off against the combo machines is flexibility: one job, done well.

Buy it if a family pot matters more than a pod cup. It is the lowest-cost route to 12 cups here and the simplest to run.

Readers who want the full drip picture can check the 12 cup coffee maker with auto shut off picks.

Mr. Coffee Black Coffee MakerCheck it on Amazon
3

Cuisinart Single Serve + 12 Cup Coffee: Best for both jobs in one machine

Cuisinart Single Serve + 12 Cup Coffee, 12 cup and single serve coffee makers
9.2/10Our score
  • 6, 8, or 10 oz pod brewing
  • 12 cup glass carafe side
  • 40 oz removable reservoir
  • 24-hour brew start and self-clean

One counter footprint gives you a pod brewer for solo cups and a full carafe for the household.

See it on Amazon

Pros

  • Pod and carafe sides
  • Charcoal water filter
  • Adjustable auto off and brew strength

Cons

  • Heavier than a pod-only brewer
  • Takes more counter space

The Cuisinart SS-15P1 is the combo pick to beat. The pod side brews 6, 8, or 10 oz from a 40 oz removable reservoir and takes any brand of single cup pod, including K-Cup pods.

The carafe side brews up to 12 cups from ground coffee. Both sides share a charcoal water filter.

The carafe side adds a 24 hour brew start, self-clean, adjustable auto off and a ready alert. Brew pause lets you pour a cup before the pot finishes, and the easy-view water window shows the level as you fill.

This is the strongest answer to the keyword in this list. One machine covers a solo weekday cup and a weekend pot without two appliances on the counter.

The trade-off is size: it weighs 12.2 lb and takes more depth than any pod-only brewer here. The pod side also tops out at 10 oz, so a 12 oz single cup is not an option.

Buy it if you want both jobs from one machine. The SS-15P1 is the pick for a household where tastes differ, some drinking pods and others filling a mug from the pot.

Cuisinart Single Serve + 12 Cup CoffeeCheck it on Amazon
4

Mixpresso Single Serve Coffee Maker K Cup: Best for tight counter corners

Mixpresso Single Serve Coffee Maker K Cup, 12 cup and single serve coffee makers
9.0/10Our score
  • Brews 4 to 12 oz cups
  • Works with K-Cup pods and grounds
  • About 2 minutes to preheat
  • Removable pod drawer

A slim 800 watt pod brewer that fits small kitchens and brews a 4 to 12 oz cup.

See it on Amazon

Pros

  • Narrow footprint
  • Pod drawer rinses under the tap
  • Accepts 1.0 and 2.0 pods

Cons

  • Reusable grounds filter not included
  • Travel mugs must be 4 inches tall or less

The Mixpresso suits small kitchens and desks. It is 4.7 inches wide and 8.2 inches deep, so it slips into a corner or a shelf where combo machines cannot go.

An 800 watt element preheats in about 2 minutes.

It brews 4 to 12 oz and takes 1.0 and 2.0 pods as well as ground coffee. The pod drawer lifts out and rinses under the tap, and holding the button drains water to clean the inside.

A matte dark grey finish hides fingerprints.

Two limits matter. The travel mug clearance is 4 inches tall, so most insulated mugs will not fit.

Grounds work only if you supply a reusable filter, which is not included. That makes it a pods-first machine.

At 9.5 inches tall it also needs less headroom than the K-Elite for the pod handle.

Buy it for a tiny counter and pod coffee. Skip it for tall mugs or if you plan to brew loose grounds often.

Mixpresso Single Serve Coffee Maker K CupCheck it on Amazon
5

Keurig K-Elite: Best for iced coffee and hot water

Keurig K-Elite, 12 cup and single serve coffee makers
8.9/10Our score
  • 4, 6, 8, 10, or 12 oz brew sizes
  • 75 oz removable reservoir
  • Iced setting and hot water on demand
  • Quiet brew technology

A larger pod brewer with an iced setting, a hot water button and a big reservoir for busy mornings.

See it on Amazon

Pros

  • Five brew sizes
  • Iced setting brews hot over ice
  • Descaling reminder built in

Cons

  • No carafe side
  • Takes more counter depth than the K-Express

The Keurig K-Elite is the pod machine for readers who want more than a plain cup. A 75 oz removable reservoir holds enough for several cups before a refill.

Brew sizes run 4, 6, 8, 10, or 12 oz.

The Iced setting brews hot over ice at the touch of a button. A hot water on demand button handles instant soup or oatmeal.

Quiet brew technology keeps the noise down in a shared kitchen, and a descaling reminder tells you when to run a clean. The box includes a water filter handle and one filter.

The trade-off is counter depth. It is 12.7 inches deep and 9.9 inches wide, bigger than the K-Express, and it has no carafe, so a family still needs a second pot for a crowd.

Our Keurig K-Elite review covers the settings in full.

Buy it if iced coffee and hot water matter to you. The K-Elite earns its spot as the most flexible pod brewer here.

Keurig K-EliteCheck it on Amazon
6

Tastyle Mini Single Serve Hot and Iced: Best for small kitchens and travel

Tastyle Mini Single Serve Hot and Iced, 12 cup and single serve coffee makers
8.7/10Our score
  • Hot and over-ice brewing
  • K-Cup pods and grounds
  • 6 to 14 oz brew size
  • Descaling reminder and self-clean

A 1.9 lb mini brewer that makes hot or iced coffee and fits dorm rooms, RVs and hotel counters.

See it on Amazon

Pros

  • Light enough to pack
  • Brews over ice without extra steps
  • Dishwasher-safe detachable parts

Cons

  • Water tank is not removable
  • No carafe side

The Tastyle Mini suits dorm rooms, RVs and hotel counters. It weighs 1.9 lb and measures 4.2 inches wide.

The Over Ice setting brews hotter first to pull flavor, then cools so less ice melts. Coffee from that setting lands 48 to 54 degrees lower than a hot brew.

It takes K-Cup pods and ground coffee, brews 6 to 14 oz, and includes a recipe book. A 175 degree brew temperature is the target for full extraction, and a 6 oz cup is ready in about 1.5 minutes.

A descaling reminder and self-clean cycle keep maintenance simple. Parts are detachable and dishwasher safe, and the machine adds smart water level alerts and dry boil protection.

The water tank is not removable. You add water for each cup, which means fresher coffee but more trips to the sink.

There is no carafe side, so it cannot cover a family pot.

Buy it for travel and tiny spaces. It is the lightest and most packable brewer here, and the only one built around iced coffee first.

Tastyle Mini Single Serve Hot and IcedCheck it on Amazon
7

Hamilton Beach FlexBrew Trio: Best for a carafe and a pod in one

Hamilton Beach FlexBrew Trio, 12 cup and single serve coffee makers
8.2/10Our score
  • 12 cup carafe side
  • Pod and grounds single-serve side
  • Two separate water reservoirs
  • Programmable with auto shut-off

Brew a full 12 cup pot or a single pod cup from the same footprint, each with its own water tank.

See it on Amazon

Pros

  • Three ways to brew
  • Keeps coffee warm for 2 hours
  • Select-a-Brew regular and bold

Cons

  • Largest machine here
  • Programmable display adds steps

The Hamilton Beach FlexBrew Trio brews three ways: a 12 cup carafe with ground coffee, a single pod cup up to 10 oz, or a 14 oz travel mug with grounds. Two separate water reservoirs mean each side fills on its own.

The carafe side is programmable and keeps coffee warm for 2 hours before auto shut-off. AutoPause & Pour lets you grab a cup mid-brew.

Select-a-Brew offers regular and bold strength. The pod holder and grounds basket both come in the box, and the cup rest removes so a tall mug fits.

This is the largest machine in the list at 12.2 inches wide and 13.7 inches tall, and the most complex to learn. The display and the two tanks take a little getting used to.

For a family that wants one machine and both jobs, though, it does both without a pod-only compromise.

Buy it if flexibility beats simplicity. The Trio is the busiest machine here, and the best fit for a house that brews a pot and single cups in the same week.

Hamilton Beach FlexBrew TrioCheck it on Amazon
8

Karosie Single Serve Coffee Maker for Coffee: Best for one-button brewing

Karosie Single Serve Coffee Maker for Coffee, 12 cup and single serve coffee makers
8.1/10Our score
  • 6 to 12 oz brew sizes
  • Pods and ground coffee
  • One-button fast brew
  • Descaling light and self-clean

A compact pod brewer with a single button and a water window so you control the strength.

See it on Amazon

Pros

  • Very simple controls
  • Water window shows the level
  • Self-clean cycle

Cons

  • No carafe side
  • Fits mugs up to 5.5 inches tall

The Karosie suits readers who want one button and no thinking. A single press brews 6 to 12 oz from pods or grounds.

It is 4.33 inches wide and 9.45 inches tall. A 12 oz cup is brewed in as fast as 120 seconds.

A water window on the tank shows the level, so you can adjust the amount you add and control strength. A descaling light turns red when it is time to clean, and holding the brew button for 2 seconds starts a self-clean cycle.

Auto shut-off and a permanent filter are built in.

The mug clearance is 5.5 inches, so a tall travel mug will not fit. The pod side is the focus, and there is no carafe.

That keeps it simple and limits it to one job.

Buy it for a basic, budget pod machine. The Karosie is the least complicated brewer here and a good fit for an office or a spare kitchen.

Karosie Single Serve Coffee Maker for CoffeeCheck it on Amazon
9

Hamilton Beach One Press 12-Cup: Best for no-carafe dispensing

Hamilton Beach One Press 12-Cup, 12 cup and single serve coffee makers
7.6/10Our score
  • 12 cup internal brew pot
  • Dispensing bar for cup or travel mug
  • 60 oz removable reservoir
  • Keeps coffee warm up to 4 hours

A 12 cup brewer with no carafe: press the bar and coffee fills your cup straight from the internal pot.

See it on Amazon

Pros

  • No carafe to break or clean
  • Keeps coffee warm for hours
  • Fits a 7 inch travel mug

Cons

  • No pod side
  • Only brews ground coffee

The Hamilton Beach One Press is the 12 cup pick for people who dislike carafes. It brews into an internal pot, and you press the dispensing bar to fill a cup or a 7 inch travel mug.

No glass to break, no baked-on stains to scrub.

The internal warming heater holds coffee warm and fresh for up to 4 hours. A 60 oz removable reservoir fills from the side.

The digital display reminds you when it is time to clean. Because there is no carafe, the enclosed system keeps coffee from scorching.

It brews ground coffee only. There is no pod side, so a pod drinker needs a second machine.

The no-carafe design also means you cannot carry a pot to the table. At 14.4 inches tall it needs more headroom than a pod brewer.

Buy it for hands-off 12 cup brewing. It is the best fit for a family that wants coffee on demand without a carafe to wash.

Hamilton Beach One Press 12-CupCheck it on Amazon

How these 12 cup and single serve coffee makers compare

The comparison below lines up brew style, cup sizes and water tank size. Use it to find the machines that fit how you actually drink coffee.

ProductBest forBrew styleCup sizesWater tankOur score
Keurig K-Express Single Serve K-Cup Pod Coffeefast single cupsK-Cup pods8, 10, 12 oz42 oz removable9.6
Mr. Coffee Black Coffee Makerthe lowest effort carafeGround coffee9.4
Cuisinart Single Serve + 12 Cup Coffeeboth jobs in one machinePods and ground coffee40 oz removable9.2
Mixpresso Single Serve Coffee Maker K Cuptight counter cornersK-Cup pods and grounds4 to 12 oz9.0
Keurig K-Eliteiced coffee and hot waterK-Cup pods4, 6, 8, 10, 12 oz75 oz removable8.9
Tastyle Mini Single Serve Hot and Icedsmall kitchens and travelK-Cup pods and grounds6 to 14 oz8.7
Hamilton Beach FlexBrew Trioa carafe and a pod in oneGrounds and pods8.2
Karosie Single Serve Coffee Maker for Coffeeone-button brewingPods and grounds6 to 12 oz8.1
Hamilton Beach One Press 12-Cupno-carafe dispensingGround coffee60 oz removable7.6

Our score weighs specs, features and buyer feedback against what you're shopping for. We checked each machine's brew sizes, water tank, pod support, mug clearance and cleaning features.

Scores run from 9.6 down to 7.6 so the ranking reflects real differences, not a tie.

We ranked pod and combo machines together because the keyword covers both. The top scores went to machines that do one job very well or both jobs without much fuss.

A carafe side costs counter space, so the combo machines do not score higher than the fastest pod brewer.

One more split worth knowing is what each machine asks of you. Pod-only brewers are the least work day to day, since there is no basket to empty and no pot to wash.

Combos add a carafe and a second brew path to learn. Carafe-only machines skip the pods but ask you to measure grounds and rinse a basket after each pot.

Which matters more for you, a carafe or a pod brewer?

The answer depends on who drinks coffee in your house. If everyone drinks at the same time and you want a pot, a 12 cup brewer wins.

If people drink at different times, a pod machine saves coffee and cleanup.

When a 12 cup carafe is the better buy

Choose a carafe when three or more people drink coffee within an hour of waking. A full pot also suits a home office or a weekend breakfast where mugs get refilled.

The Mr. Coffee and the Hamilton Beach One Press do this with the least machinery.

When a single serve pod brewer is the better buy

Choose pods when one or two people drink at different times. A pod cup is fresh each time, and there is no half pot going stale.

The K-Express and the Mixpresso are the smallest and quickest options here. The K-Elite fits the same habit if you want more brew sizes and an iced setting.

When a combo machine is worth the extra counter space

A combo makes sense when your household has both habits. One person wants a pod at 6 a.m. and the family wants a pot at 9 a.m.

The Cuisinart SS-15P1 and the FlexBrew Trio cover both without two appliances. The Trio adds a third path, a 14 oz travel mug brewed from grounds.

How much counter space do these machines need?

Measure depth first. Pod-only brewers here run from 4.2 to 9.9 inches wide.

Combo machines are wider because they hold a carafe and a pod side in one body.

The Cuisinart SS-15P1 measures 14.25 inches wide and 10.13 inches deep. The FlexBrew Trio is 12.2 inches wide and 11.4 inches deep.

Both also need headroom to lift the carafe lid and the pod handle. The Mr.

Coffee takes 12.3 inches of width and 11.76 inches of depth, so a carafe brewer is not automatically the widest option.

Narrow counters and small kitchens

Under about 12 inches of width, a pod brewer is the only realistic fit. The Mixpresso at 4.7 inches and the Karosie at 4.33 inches leave room for a mug and a spoon rest.

The Tastyle at 4.2 inches is the narrowest. The K-Express at 5.1 inches wide is close behind and still fits a 7.4 inch travel mug.

Full-size counters and family kitchens

With 15 inches or more, a combo machine earns its space. You get a 12 cup pot and a pod side without moving anything.

Leave a few inches behind the machine for the cord and the water tank. The K-Elite at 9.9 inches wide needs about the same width as some combos, so check depth too before you commit.

Pods or grounds: which coffee maker fits your habit?

Both work, but the machines differ. A pod-only brewer limits you to capsules unless you buy a reusable filter.

Combo machines and pod brewers with a grounds option give you both.

If you mostly brew pods

Pick a K-Cup machine. The K-Express, K-Elite and Mixpresso all take K-Cup pods.

The K-Elite offers the widest brew range at 4 to 12 oz. The K-Express keeps it simple with 8, 10, or 12 oz.

The Mixpresso adds 2.0 pod support for newer capsules.

If you want grounds without a second machine

Choose a brewer with a grounds basket or reusable filter support. The Cuisinart SS-15P1, Tastyle and Karosie brew grounds directly.

The K-Express and K-Elite need the My K-Cup filter, sold separately. The Mixpresso accepts grounds but ships without a reusable filter.

Combo carafe sides like the Cuisinart and FlexBrew Trio brew a full pot from grounds as well.

If you want both pods and a full pot

Only the combo machines here do both. The Cuisinart SS-15P1 adds a charcoal filter and a 24 hour brew start.

The FlexBrew Trio adds three brew paths and two separate tanks. Pick one of these if your household argues about pods versus pots.

What should you check before buying a combo brewer?

Check the carafe capacity, the pod brew sizes and the number of water tanks. Two tanks mean each side fills on its own and you never share water between jobs.

That matters when one person brews a pod while someone else fills the carafe.

Carafe capacity and warm time

The Mr. Coffee holds 12 cups at 5 fl oz each.

The Cuisinart SS-15P1 and FlexBrew Trio also hold 12 cups. Warm time differs: the FlexBrew Trio keeps coffee warm for 2 hours and the Hamilton Beach One Press for up to 4 hours.

The Cuisinart lets you set the auto off yourself.

Pod brew sizes and mug clearance

Pod sides range from 6 to 14 oz depending on the machine. Mug clearance matters just as much.

The K-Express fits 7.4 inch travel mugs. The K-Elite clears 7.2 inches.

The Mixpresso caps at 4 inches and the Karosie at 5.5 inches. A tall insulated mug often needs more than 5 inches, so check yours first.

Cleaning and descaling

Look for a self-clean cycle or a descaling reminder. The K-Elite, Tastyle and Karosie all include a descaling reminder.

The Cuisinart SS-15P1 has self-clean on the carafe side. Machines without a reminder need you to track the schedule yourself.

A pod drawer that rinses under the tap, like the Mixpresso's, keeps daily cleanup quick.

The verdict: which 12 cup and single serve coffee maker should you buy?

The best 12 cup and single serve coffee maker for most readers is the Keurig K-Express if your mornings are one cup at a time. It is the fastest and smallest pod brewer here.

For a household that also fills a pot, buy the Cuisinart SS-15P1.

The decision rule is simple. Pick a pod-only machine when speed and counter space matter most.

Pick a combo when both habits live under one roof. Pick the Mr.

Coffee or Hamilton Beach One Press when a carafe is all you need. For iced coffee and more brew sizes from a pod machine, the K-Elite is the upgrade.

Start with the K-Express for a solo cup, then move up to the Cuisinart SS-15P1 when the family joins in. Either way, match the machine to how your house actually drinks coffee.

Our top 3 picks at a glance

  1. 1 Keurig K-Express Single Serve K-Cup Pod Coffee
    Best for fast single cups

    Keurig K-Express Single Serve K-Cup Pod Coffee

    9.6/10 our score

    See it on Amazon
  2. 2 Mr. Coffee Black Coffee Maker
    Best for the lowest effort carafe

    Mr. Coffee Black Coffee Maker

    9.4/10 our score

    See it on Amazon
  3. 3 Cuisinart Single Serve + 12 Cup Coffee
    Best for both jobs in one machine

    Cuisinart Single Serve + 12 Cup Coffee

    9.2/10 our score

    See it on Amazon

Frequently asked questions

Do combo coffee makers take up more counter space?

Yes, most do. The Cuisinart SS-15P1 and the Hamilton Beach FlexBrew Trio each hold a carafe and a pod brewer in one body.

Measure your counter depth before you buy, and leave room to lift the carafe lid.

Which is easier to clean, a pod brewer or a 12 cup drip maker?

A pod brewer is usually quicker day to day because there is no wet basket of grounds to empty. A 12 cup drip maker needs its basket filter rinsed after each pot.

Combo machines add a carafe to wash as well as a pod side to rinse.

Can I use my own ground coffee in these machines?

Most of them can. The K-Express and K-Elite take a My K-Cup reusable filter sold separately.

The Cuisinart, Mixpresso, Tastyle and Karosie brew grounds directly, though the Mixpresso does not include a reusable filter.

How much water should I keep in the tank?

Fill to the amount you plan to brew next. The K-Express holds 42 oz and brews about 4 cups of 8 oz before a refill.

The K-Elite holds 75 oz.

Smaller tanks like the Tastyle need water added for every cup.