Keurig K-duo Plus Coffee Maker Review 2023

Are you tired of constantly having to choose between a single cup or a full carafe when it comes to your morning coffee routine? Well, look no further than the Keurig K-duo Plus Coffee Maker. This innovative coffee maker offers the best of both worlds, allowing you to brew a single cup or a full pot of your favorite coffee with ease.

keurig k-duo plus coffee maker

The Keurig K-Duo Plus is a versatile and convenient coffee maker that offers the best of both worlds – the ability to brew single cups and carafes. With its sleek and modern design, the K-Duo Plus will add a touch of elegance to your kitchen countertop.

One of the standout features of the K-Duo Plus is its dual brewing capability. It allows you to brew a single cup using either K-Cup pods or your favorite ground coffee. But what sets it apart is the option to brew a full 12-cup carafe using grounds. This is perfect for when you have guests over or simply want to enjoy multiple cups of coffee throughout the day.

How Does The Keurig K-duo Plus Coffee Maker Work?

How Does The Keurig K-duo Plus Coffee Maker Work?

1. Prepare the machine

Fill the water reservoir at the back of the machine with the desired amount of water. Ensure the machine is plugged in and turned on.

2. Single-cup brewing

Lift the top lid of the machine and insert a K-cup pod into the pod holder. Close the lid securely. Select your preferred cup size on the control panel, such as 6 oz, 8 oz, or 10 oz. Press the brew button to start the brewing process.

3. Carafe brewing

If you want to brew a full carafe of coffee, remove the pod holder from the machine. Place a paper filter in the mesh filter basket and add your desired amount of ground coffee. Fill the carafe with water corresponding to the number of cups you wish to brew or as indicated on the machine. Put the carafe on the warming plate. On the control panel, select the “carafe” option and press the brew button to begin the carafe brewing process.

4. Customization

The Keurig K-duo Plus may offer additional customization features. You can adjust the strength of your coffee, if available, by selecting the desired option on the control panel.

5. Enjoy your coffee

Once the brewing process is complete, the machine will dispense your single cup of coffee or the full carafe, depending on your chosen brewing method. Pour the coffee into your cup(s) or use the carafe to serve multiple cups. Finally, sit back, relax, and savor your freshly brewed coffee.

Keurig K-duo Plus Review


The K-Duo Plus Single Serve & Carafe Coffee Maker features an attractive design that seamlessly blends with Keurig’s elegant product range. Its black color with silver accents gives it a modern appearance that complements most kitchen aesthetics.

One aspect we particularly appreciated was its convenient and adjustable design. This coffee maker comes with a flexible water reservoir. This innovative feature allows us to position the base of the reservoir at the back, left, or right of the machine, providing us with the freedom to choose its placement. This adjustability proved to be ingenious as it enabled us to optimize our counter space. In our case, we moved the reservoir base to the back of the machine, reducing the width from 8.2 inches to 7.68 inches.


  • Single Serve Cup Sizes: 4 sizes (6, 8, 10, and 12 oz)
  • Lattes & Cappuccinos: No
  • Drip Coffee Sizes: 4 sizes (6, 8, 10, and 12 cups)
  • Temperature Control: No
  • Strength Control: Yes – 2 levels (normal and strong)
  • Iced Setting: No
  • Fits Travel Mug: Yes – up to 8” tall
  • Milk Frothing: No
  • Carafe Type & Heating Plate: Stainless steel thermal carafe; no heating plate.
  • Water Tank Capacity: Removable 60 oz water tank
  • Multi-Position Water Tank: Yes – right, back, or left
  • Auto On: No
  • Energy Saving Auto Off: Yes
  • Programmable: Yes
  • Pause & Pour: Yes
  • High Altitude Setting: Yes
  • MultiStream Technology: No
  • BrewID Technology: No
  • Wireless Connectivity: No
  • Automatic Ejection of used Pods: No



Brewing Quality

The Keurig K-Duo Plus offers excellent brewing quality. With the ability to brew both single-serve and carafe coffee, it provides versatility for different preferences and occasions. The coffee is consistently flavorful and rich, thanks to the machine’s advanced brewing technology. Whether you prefer a single cup or want to brew a full pot for a group, the K-Duo Plus delivers a satisfying coffee experience.

Ease of Use

This coffee maker is designed with user convenience in mind. It features a user-friendly control panel that allows you to easily select your desired cup size, adjust brew strength (if available), and choose between single-serve or carafe mode. The adjustable water reservoir is a standout feature, as it allows you to customize the placement of the reservoir to maximize counter space.

Pricing and Warranty

The Keurig K-Duo Plus is priced at $229.99, which positions it as a mid-range coffee maker in terms of price. You can buy from here. Considering its dual functionality, brewing capabilities, and durable construction, the price is reasonable. Additionally, it comes with a 1-year warranty, providing peace of mind and support in case of any manufacturing defects or issues.


The Keurig K-Duo Plus is widely available through various retailers and online platforms. It is a popular choice among coffee lovers, and you can easily find it in stores or order it online. The widespread availability ensures that customers can conveniently purchase this coffee maker without any hassle.

Pros And Cons


  • Versatile brewing options: The K-Duo Plus allows you to brew both single-serve and carafe coffee, catering to individual preferences.
  • Adjustable water reservoir: The unique feature of adjusting the base of the water reservoir provides flexibility in placement.
  • User-friendly control panel: Easily select cup size, brew strength, and brewing mode with the intuitive control panel.
  • Consistent brewing quality: The advanced brewing technology ensures flavorful and rich coffee every time.
  • Widely available: The K-Duo Plus is easily accessible through various retailers and online platforms.


  • Price: With a price tag of $229.99, the K-Duo Plus may be considered relatively expensive compared to other coffee makers on the market.
  • Size and weight: The K-Duo Plus may take up more space on countertops and could be less suitable for smaller kitchens.
  • Single-serve limitations: It relies on compatible K-Cup pods, which may limit user options compared to traditional ground coffee brewing.

Maintenance And Support

To ensure optimal performance and longevity of the coffee maker, regular maintenance practices are recommended. The machine should be descaled periodically to remove mineral buildup, which can affect the taste of the coffee and the overall functionality of the machine. Keurig provides descaling instructions in the user manual, along with recommendations for descaling solutions.

In terms of support, Keurig offers customer service assistance for troubleshooting and inquiries. Customers can contact Keurig directly through their website or by phone to address any concerns or issues they may encounter with their K-Duo Plus coffee maker. Additionally, the K-Duo Plus comes with a 1-year warranty, which covers any manufacturing defects or malfunctions that may occur during normal use.

Buy Guide

keurig k-duo plus coffee maker

Brewing Capacity

Determine your brewing needs based on the number of people you typically serve. The K-Duo Plus offers both single-serve and carafe brewing options, with cup sizes ranging from 6 to 12 oz and carafe sizes from 6 to 12 cups. Consider the frequency and quantity of coffee you need to ensure the brewing capacity meets your requirements.

Brew Strength Options

If you prefer coffee with different levels of intensity, check if the K-Duo Plus provides brew-strength options. It offers normal and strong brew settings, allowing you to customize the strength of your coffee according to your taste preferences.


The K-Duo Plus uses K-Cup pods for the single-serve brewing option. Ensure that the machine is compatible with your preferred K-Cup pod brands or flavors. Additionally, make sure the carafe brewing option supports your choice of ground coffee or if you have the flexibility to use any brand.

Size and Design

Consider the available space in your kitchen and the size of the coffee maker. The K-Duo Plus is approximately 14.19 x 7.68 x 15.88 inches and weighs 12.75 lbs. Ensure it fits comfortably on your countertop and aligns with your kitchen aesthetics.

Additional Features

Take note of any additional features that may enhance your coffee brewing experience. While the K-Duo Plus does not offer features like milk frothing or wireless connectivity, it does have a programmable option, pause-and-pour feature, a removable water tank, and an energy-saving auto-off function. Prioritize the features that are essential for you and choose accordingly.


Is the K-duo worth it?

The Keurig K-duo is definitely worth considering if you want a coffee maker that offers the convenience of both single-cup and carafe brewing.

How do you use a K-duo coffee maker?

To use a Keurig K-duo coffee maker, start by filling the reservoir with water and making sure the machine is plugged in and powered on. For single-cup brewing, insert a K-cup pod into the pod holder, select the desired cup size, and press the brew button.

Can you use your own coffee in the K-duo?

Yes, you can use your own coffee in the Keurig K-duo coffee maker.

How do you use a Keurig K-duo Plus?

Using the Keurig K-duo Plus is straightforward. Fill the water reservoir, plug in the machine, and switch it on. For single-cup brewing, open the top lid and insert a K-cup pod into the pod holder. Select the desired cup size on the control panel and press the brew button.


The Keurig K-duo Plus Coffee Maker is a game-changer for coffee enthusiasts who crave versatility and convenience. Its dual-brewing capabilities, easy-to-use interface, and sleek design make it a must-have addition to any kitchen. Whether you’re brewing a quick cup for yourself before work or hosting a brunch with friends, this coffee maker delivers consistently delicious results.