K-Duo Single Serve and Carafe Coffee Maker

K-Duo Single Serve and Carafe Coffee Maker K-Duo Single Serve and Carafe Coffee Maker

Key Features of K-Duo Single Serve and Carafe Coffee Maker

The K-Duo Single Serve and Carafe Coffee Maker by Keurig is a versatile and innovative coffee machine that enables users to enjoy the best of both worlds – single-serve convenience and the ability to brew a full carafe. This coffee maker stands out for its dual capability to use both ground coffee and Keurig’s K-Cup pods, giving users a wide variety of options to choose from.

One of the unique features of the K-Duo Single Serve and Carafe Coffee Maker is its Strong Brew option, which brews a more robust and intense single cup of coffee for those days when you need that extra kick. Furthermore, it offers the versatility of four different brew sizes: 6, 8, 10, and 12 ounces/cups, allowing users to customize their coffee quantity to suit their preferences.

This K-Duo Single Serve and Carafe Coffee Maker comes equipped with a 60-ounce single-water reservoir that serves both brewing functions. It also features a 12-cup glass carafe and a heating plate to keep your coffee hot for an extended period. The machine is designed with user convenience in mind, including a Pause & Pour feature that allows you to momentarily pause the brewing process if you need to pour a cup before the cycle is complete, and programmable options for your convenience.

The K-Duo Single Serve and Carafe Coffee Maker boasts a sleek and compact design, with dimensions of approximately 12.92″ H x 10.94″ W x 12.76″ D, allowing it to fit comfortably in most kitchen spaces.

Based on reviews, users appreciate its slim design, consistent coffee quality, and easy cleaning. Its absence of a hot plate is seen as a positive feature by some, suggesting a more controlled brewing temperature that can contribute to a better-tasting coffee.

Finally, Keurig demonstrates a strong commitment to providing excellent customer service. They offer various purchase options, including online shopping for coffee makers and beverages, a trackable auto-delivery service, and detailed information on appliance registration and customer support.


Brew StylesClassic, Rich, Specialty, Iced
Brew SizesSix options
Special FeaturesSuper-rich coffee concentrate, Fresh iced coffee
FrotherFold-away frother
Dimensions11.99″ L x 8.75″ W x 15.04″ H
Carafe50 oz. (10-cup) glass carafe
FilterGold-tone permanent filter
Extras IncludedRecipe inspiration guide, Ninja Smart Scoop™, Quick start guide, Owner’s guide
ReservoirRemovable water reservoir
Cord Length2.5 ft
Voltage120 volts
Amperage13 amps
Wattage1550 watts
WarrantyOne year
Special FeaturesCord storage, Dishwasher-safe components, Intelligent warming plate (adjustable for up to 4 hours), Auto-shutoff after one hour of inactivity
ShippingFree on orders over $99


The K-Duo Single Serve and Carafe Coffee Maker offers a versatile and efficient coffee brewing experience, with multiple options to suit users’ needs. With the ability to use either ground coffee or K-Cup pods, it provides users with the flexibility to choose the type and quantity of coffee that suits them best, whether they prefer a single cup or a full carafe.

The K-Duo Single Serve and Carafe Coffee Maker is designed with user convenience in mind. It comes with an adjustable water reservoir, allowing for flexible placement depending on the user’s counter space or preference. The coffee maker is also simple to use, with a straightforward setup process, although detailed instructions may not be included.

Performance-wise, the K-Duo Single Serve and Carafe Coffee Maker is commendable. It is capable of keeping coffee warm for several hours, which is beneficial for those who enjoy having their coffee stay hot for extended periods. Moreover, it offers auto-brewing capabilities, enabling users to program their brew ahead of time and have their coffee ready when they want it.

However, while the machine includes a “Strong Brew” option for a bolder single cup, it lacks other customizable settings. This might not be an issue for users who prefer simplicity, but those looking for more options to customize their brew might find this limiting.

When it comes to maintenance, regular cleaning and a descaling process every three months are required to ensure the machine continues to perform optimally.

Despite the lack of customization options, the K-Duo Single Serve and Carafe Coffee Maker has been deemed a worthy purchase due to its ease of use, good coffee quality, additional features, and a price tag of around $200 which offers good value. Overall, it appears to be a reliable machine for day-to-day usage, particularly for users seeking versatility and convenience in their coffee brewing experience.


  1. Versatility: It offers both single-serve and carafe brewing options, catering to different user needs.
  2. Ground Coffee or K-Cup Pods: It provides the flexibility to use either ground coffee or K-Cup Pods.
  3. Adjustable Water Reservoir: The design includes an adjustable water reservoir for convenience.
  4. Ease of Use: It has a straightforward setup process, simple button controls, and an intuitive interface, making it user-friendly.
  5. Auto-Brew and Pause & Pour: The machine has auto-brewing capabilities and a pause and pour function, adding to its convenience.
  6. Strong Brew Option: It includes a “Strong Brew” option for those who prefer a more robust coffee.
  7. Warm Coffee for Hours: It can keep coffee warm for several hours.
  8. Fairly Priced: Priced around $200, it offers a good balance of features and affordability.


  1. Lack of Detailed Instructions: The setup process may be confusing for some users as detailed instructions are not included.
  2. Limited Customization: It lacks customizable settings for taste preferences, limiting the user’s ability to personalize their coffee.
  3. Regular Maintenance: Regular cleaning and descaling every three months are required, which might be inconvenient for some users.
  4. Potential for Leakage: Some users have reported issues with the machine leaking.
  5. Size Concerns: The machine might be too large for some kitchen spaces.


Keurig’s journey in developing the K-Duo series seems to have been heavily influenced by customer feedback. In 2014, Keurig introduced the 2.0 brewers that offered multiple brew sizes using different types of pods. However, this system encountered resistance from customers due to the restrictive pod-scanning system, which limited the use of unlicensed K-Cups and lacked compatibility with the original My K-Cup. Keurig pivoted back to single-serve brewing and introduced the K-Duo series, a more flexible and user-friendly brewing system.

The K-Duo Single Serve and Carafe Coffee Maker brings together the versatility of brewing both single and multiple servings, an option to pull espresso shots and steam milk, and also allows for the use of ground coffee. It is a machine designed with convenience in mind, as evidenced by its adjustable water reservoir for optimal space utilization and a reusable mesh filter that eliminates the need for paper filters. This versatility is a substantial improvement over the previous models and addresses customer needs more directly.

However, the K-Duo has faced criticism for compromising on coffee quality. According to the review from GearLab, issues such as lower water temperature, ineffective water distribution, and inconsistency when brewing multiple batches consecutively have been reported. Also, the machine’s interface has been described as confusing, and cleaning could be less convenient due to the components not being dishwasher safe.

Overall, the K-Duo Single Serve and Carafe Coffee Maker embodies Keurig’s response to customer needs and feedback. While it showcases impressive versatility and ease of use, some users might find it falls short in terms of coffee quality and user interface. Despite some shortcomings, this coffee maker serves as a testament to Keurig’s continued innovation and commitment to meet diverse consumer preferences in the coffee brewing market.


  1. What is the K-Duo Single Serve and Carafe Coffee Maker?

    The K-Duo is a coffee maker offered by Keurig that provides both single-serve and carafe brewing options.

  2. Where can I find a detailed guide on how to use the K-Duo Single Serve and Carafe Coffee Maker?

    Keurig provides a “Use & Care Guide” for detailed instructions on how to operate and maintain the K-Duo Coffee Maker.

  3. Can I program the K-Duo Single Serve and Carafe Coffee Maker to brew at a specific time?

    Yes, the K-Duo coffee maker allows users to program the carafe side to brew coffee at a specific time, up to 24 hours in advance.

  4. Where can I purchase the K-Duo Single Serve and Carafe Coffee Maker and related products?

    You can shop for the K-Duo Coffee Maker, along with various coffee pods, makers, and accessories, directly from Keurig’s official website.