A 2-in-1 single-serve coffee maker lets you switch between K-Cup pods and ground coffee without keeping two machines on your counter. The best fit depends on what matters most to you: fast brewing, a removable water tank, compact size, or flexibility in cup sizes. Below, we compare five options and explain what to consider before choosing.
Quick Comparison
| Product | Brewing options | Cup sizes | Standout feature |
|---|---|---|---|
| Kozeewarm 2-in-1 Single Serve Coffee Maker | K-Cup pods or grounds | 6, 8, 10, 12, 14 oz | Compact design; listed brew time under 90 seconds |
| Kismile 2-in-1 Single Serve Coffee Maker | K-Cup pods or grounds | 6, 8, 10, 12, 14 oz | Removable 40 oz water tank and adjustable drip tray |
| WATO FT Single Serve Coffee Maker | K-Cup pods or grounds | 6, 8, 10, 12, 14 oz | Compact body and automatic shutoff |
| KOZZEWARM 2-in-1 Single Serve Brewer | K-Cup pods or grounds | 6, 8, 10, 12, 14 oz | Listed brew time under 90 seconds |
| Kozeewarm Single Serve Brewer, White | K pods or grounds | Description lists 6, 8, 10, 14, 16 oz | Anti-splash design and automatic shutoff |
Our Picks: Best 2 In 1 Single Serve Coffee Maker reviews
Kozeewarm: A Compact Pick for Flexible Brewing
This Kozeewarm model is designed for people who want the choice of K-Cup pods or ground coffee in one small machine. Its five listed brew sizes, from 6 to 14 ounces, give you room to choose a smaller cup or a larger serving to suit your mug.
The product information lists brewing in under 90 seconds and a finished drink temperature of about 167°F. It also describes automatic shutoff and removable parts for cleaning. Its compact, lightweight design may suit a small kitchen, dorm room, office, or travel setup where counter space is limited.
The main trade-off is that the listing does not describe a removable water reservoir, so it may be less convenient for repeated cups than the Kismile, which has a 40-ounce tank. The listed size range also stops at 14 ounces, which may not suit you if you regularly use a larger mug.
Pros:
- Accepts K-Cup pods or ground coffee
- Five listed cup sizes from 6 to 14 ounces
- Listed brew time is under 90 seconds
- Compact design with automatic shutoff
Cons:
- No removable water tank is specified in the product details
- Largest listed serving is 14 ounces
Verdict: Choose this Kozeewarm if you want a compact machine with two brewing options and a quick listed brew time, and you do not need a larger serving size or a removable tank.
Kismile: The Convenient Choice for Frequent Brewing
The Kismile combines pod and ground-coffee brewing with a removable 40-ounce water tank. That tank is its most practical difference from the other options here: if you make several cups through the day, you can refill less often than with a machine that lacks a listed reservoir.
It offers five brew sizes from 6 to 14 ounces and uses three touch buttons for power, size selection, and brewing. The product details say brewing starts in about 15 seconds and finishes in under 120 seconds. A removable drip tray adjusts to fit travel mugs up to 6.8 inches tall, and a descaling indicator signals when cleaning is due.
The tank and adjustable tray make this a strong choice for a home or shared workspace, though they may be more features than you need if you only make one cup and want the simplest possible machine. Its listed maximum serving is 14 ounces, so check your mug size before buying.
Pros:
- Brews with K-Cup pods or ground coffee
- Removable 40-ounce water tank
- Adjustable drip tray fits travel mugs up to 6.8 inches tall
- Descaling indicator and removable drip tray simplify upkeep
Cons:
- Listed brew time is under 120 seconds, slower than the under-90-second claims for some alternatives
- Largest listed serving is 14 ounces
Verdict: Pick the Kismile if a removable water tank and travel-mug clearance matter more to you than the shortest listed brew time.
WATO FT: A Small Brewer with Two Coffee Options
The WATO FT is described as a compact single-serve machine that brews either K-Cup pods or ground coffee. It offers five listed sizes—6, 8, 10, 12, and 14 ounces—and is presented as a fit for smaller spaces such as dorms, RVs, or an office counter.
Its listed features closely match the first Kozeewarm model: brewing in under 90 seconds at about 167°F, automatic shutoff, and removable parts for cleaning. Those shared specifications make the two worth comparing, but the supplied product details do not point to a clear advantage in cup capacity or convenience for the WATO FT.
As with the other compact options, the 14-ounce maximum may be limiting for large travel mugs. The product description also does not specify a removable water tank, so consider whether you prefer a built-in reservoir before choosing it.
Pros:
- Works with K-Cup pods or ground coffee
- Five listed cup sizes from 6 to 14 ounces
- Listed brew time is under 90 seconds
- Automatic shutoff and removable parts
Cons:
- No removable water tank is specified in the product details
- Its listed features are similar to the Kozeewarm option, with no clear extra convenience feature
Verdict: Consider the WATO FT if its compact two-way brewing setup matches your needs, but compare its current listing with the similar Kozeewarm before deciding.
KOZZEWARM: A Straightforward Pod-and-Ground Brewer
This KOZZEWARM brewer offers the same basic flexibility as the other compact models: choose K-Cup pods or ground coffee, then select one of five serving sizes from 6 to 14 ounces. Its product details list brewing in under 90 seconds and a temperature of about 167°F.
Automatic shutoff and removable parts are useful everyday features, while the compact design is intended for tight counters, dorms, RVs, or travel. The listed information is very similar to the WATO FT and Kozeewarm models above, so there is little stated here to distinguish it on features alone.
Keep in mind that no removable water tank is specified, and the largest listed serving is 14 ounces. Because the feature set overlaps with other options, compare the product listing and included components carefully before choosing this version.
Pros:
- Offers both K-Cup pod and ground-coffee brewing
- Five listed cup sizes from 6 to 14 ounces
- Listed brew time is under 90 seconds
- Automatic shutoff and removable parts
Cons:
- No removable water tank is specified in the product details
- Feature details closely overlap with other compact models in this guide
Verdict: This model may suit you if you want a small pod-and-ground brewer, but it is best to compare its listing with the similar Kozeewarm and WATO FT options first.
Kozeewarm White: A Compact Option with a Splash-Control Feature
This white Kozeewarm brewer supports K pods and ground coffee, with a compact body intended for places such as dorm rooms, RVs, and hotel stays. Its description highlights an anti-splash design, removable parts for cleaning, and automatic shutoff.
There is an important detail to check before buying: the product title says 6–14 ounces, while its description lists 6, 8, 10, 14, and 16-ounce choices. That conflict makes its maximum serving size less clear than the other machines in this guide. The listed brew time is also 2–4 minutes, longer than the under-90-second claims on several alternatives.
If you like the white finish or want the anti-splash feature, this model may be worth considering. But confirm the cup-size options on the product page and make sure its listed brew time works for your routine.
Pros:
- Brews with K pods or ground coffee
- Compact design for small spaces and travel
- Anti-splash design and removable parts
- Automatic shutoff
Cons:
- Product title and description give different cup-size ranges
- Listed brew time is 2–4 minutes, longer than some alternatives
Verdict: Choose this Kozeewarm only after confirming its cup-size options, especially if you want a 16-ounce brew; otherwise, a model with clearer capacity details may be easier to compare.
How to Choose a 2-in-1 Single-Serve Coffee Maker
Check that it supports your preferred coffee format
These machines are described as brewing both K-Cup pods and ground coffee, but check the product listing for the exact format and any included components. If you plan to use grounds often, confirm what you need to brew them, rather than assuming an accessory is included. Pod brewing can be convenient, while grounds give you another way to prepare a cup.
Match the brew sizes to your usual mug
Most options here list five sizes from 6 to 14 ounces. If you drink from a large mug, compare its capacity with the machine’s maximum setting. The white Kozeewarm listing has a mismatch between its title and description about cup sizes, so verify that detail before you buy.
Decide whether a removable water tank matters
A removable reservoir can make refilling easier, especially if you brew multiple cups in a day. The Kismile is the only model in this group whose supplied details specify a removable 40-ounce tank. The other product descriptions do not identify a removable tank, so check their listings if that feature is important to you.
Consider brew time in context
Some models list brewing in under 90 seconds, while the Kismile lists a finish time under 120 seconds and the white Kozeewarm lists 2–4 minutes. These figures are product claims, and the descriptions do not explain whether they include setup or preheating. Use them as a rough comparison rather than a guarantee for every cup.
Measure your space and travel mug
A compact footprint can be helpful in a dorm, office, RV, or small kitchen. If you want to brew into a travel mug, check its height and the machine’s clearance. The Kismile specifically lists an adjustable drip tray that fits mugs up to 6.8 inches tall; the other supplied descriptions do not give a comparable height measurement.
Think about cleaning and upkeep
Removable parts can be easier to rinse and maintain than areas that are hard to reach. The Kismile also specifies a descaling indicator, which can help you know when a deeper cleaning is needed. For any model, check the care instructions and make sure its cleaning routine suits how often you plan to use it.
Frequently Asked Questions
What does “2-in-1” mean for these coffee makers?
For the models in this guide, it means the machine is described as brewing both K-Cup pods and ground coffee. Check the product listing for the exact pod format and whether any grounds-related accessories are included.
Which model has a removable water tank?
The Kismile listing specifies a removable 40-ounce water tank. The supplied details for the other models do not specify a removable tank.
Can these machines brew into a travel mug?
Some can, but mug clearance varies. Kismile lists an adjustable drip tray that fits travel mugs up to 6.8 inches tall. For the other options, compare your mug’s height with the dimensions or clearance shown on the product page.
Which coffee maker has the largest listed cup size?
The white Kozeewarm description lists a 16-ounce option, but its title says 6–14 ounces. Confirm the available sizes on the product page before choosing it. The other models list a maximum size of 14 ounces.
Are the listed brew times guaranteed?
No. The times in this guide reflect the product descriptions, not a guarantee that every brew will finish in exactly that amount of time. Follow the manufacturer’s instructions and allow for differences in setup and use.
Which option is best for making several cups throughout the day?
The Kismile may be the most convenient fit because it specifies a removable 40-ounce tank. If you usually make just one cup at a time, a compact model without a listed reservoir may still suit your routine.
Final Recommendation
For the clearest combination of everyday convenience and detailed features, the Kismile is the strongest all-around choice in this group: it supports pods and grounds, has a removable 40-ounce tank, and offers an adjustable drip tray. If you care most about a compact design and the shortest listed brew time, compare the Kozeewarm, WATO FT, and KOZZEWARM models. For the white Kozeewarm, verify the conflicting cup-size details before deciding.