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UWELL Caliburn GK3 Review

By Alex Shenker 19th December 2023 5 Mins


The UWELL Caliburn GK3 is the latest addition to UWELL’S esteemed line of vape devices, promising a refined and powerful vaping experience.

Renowned for their commitment to quality, UWELL has consistently delivered top-notch devices, and the Caliburn GK3 appears to be no exception.

In this in-depth review, we will explore the design, performance, features, and overall user experience of the UWELL Caliburn GK3.

Caliburn GKS specifications:

  • Battery Capacity: 900 mAh
  • E-liquid Capacity: 2.5 ml
  • Dual Airflow System
  • Pro-FOCS Flavour Tech
  • 2A Fast Charging

Design and Build Quality

One of the first aspects that catch the eye with the Caliburn GK3 is its sleek and ergonomic design.

Crafted with attention to detail, the device boasts a slim and portable form factor that feels comfortable in hand.

The choice of materials and the build quality contribute to a sense of durability, ensuring that the device is not only aesthetically pleasing but also robust for everyday use.

The device features a user-friendly interface with minimalistic controls, maintaining a clean and modern look.

The fire button and adjustment controls are intuitively placed, allowing for easy navigation and operation.

The inclusion of an OLED screen adds to the overall convenience, providing clear visibility for battery life, wattage settings, and other essential information.

Performance and Functionality

The heart of any vape device lies in its performance, and the UWELL Caliburn GK3 is designed to deliver a satisfying vaping experience.

Equipped with advanced technology, the device supports a range of wattage options to cater to different preferences.

Whether you’re a fan of robust clouds or a smoother, flavour-focused draw, the Caliburn GK3’s adjustable wattage feature allows you to customise your vaping experience.

The inclusion of a reliable and efficient coil system further enhances the performance of the device.

The coils are crafted to deliver optimal flavour production and cloud density, ensuring a consistently enjoyable vape.

The UWELL Caliburn GK3’s coil longevity is also notable, providing users with a cost-effective solution compared to devices with a higher coil replacement frequency.

The device’s battery life is a crucial factor for on-the-go vapers. The UWELL Caliburn GK3 is powered by a high-capacity battery that strikes a balance between portability and endurance.

The inclusion of fast-charging capabilities ensures minimal downtime, keeping you powered up and ready to vape with minimal interruptions.

Features and Innovation

UWELL has a reputation for integrating innovative features into their devices, and the Caliburn GK3 continues this tradition.

One standout feature is the inclusion of multiple safety mechanisms, prioritizing user safety during both usage and charging.

Protections against short circuits, low resistance, and overcharging contribute to a worry-free vaping experience.

The device’s airflow control system is another commendable feature, the adjustable airflow allows users to fine-tune the draw resistance to their liking, catering to both direct-lung and mouth-to-lung vapers.

This versatility showcases UWELL’s commitment to accommodating a diverse range of vaping styles within a single device.

Additionally, the UWELL Caliburn GK3 embraces the trend of smart technology with firmware upgradeability.

This forward-thinking approach ensures that the device can adapt to future enhancements, potentially extending its longevity and relevance in a rapidly evolving vaping landscape.

User Experience

Beyond the technical specifications, the user experience is a pivotal aspect of any vape device.

The UWELL Caliburn GK3 excels in providing a user-friendly interface, making it suitable for both beginners and experienced vapers.

The straightforward controls and hassle-free maintenance contribute to a seamless vaping experience.

The refillable pod system adds to the convenience, allowing users to easily switch between e-liquid flavours without the need for complex cleaning procedures.

The transparency of the pods ensures that users can monitor their e-liquid levels at a glance, preventing unexpected dry hits.

Navigating through the device settings, such as wattage adjustments and airflow control, is intuitive, thanks to the well-designed interface.

The responsiveness of the controls and the clear feedback from the device enhance the overall satisfaction of using the UWELL Caliburn GK3.

Overall thoughts on the UWELL Caliburn GK3


  • Sleek and ergonomic design: The Caliburn GK3’s design is not only visually appealing but also comfortable for extended use.
  • Adjustable wattage: Customizable wattage settings cater to different vaping preferences, providing a versatile experience.
  • Long-lasting battery. The high-capacity battery ensures extended usage between charges, complemented by fast- charging capabilities.
  • Coil performance: The coils deliver excellent flavour and vapor production, and their longevity adds value for users.
  • Safety features: Multiple safety mechanisms prioritize user safety during operation and charging.
  • Adjustable airflow: The airflow control system allows users to fine-tune their draw resistance for a personalized vaping experience
  • User-friendly interface: Intuitive controls, a clear OLED screen, and hassle-free maintenance contribute to a positive user experience.


  • Limited colour options: While subjective, some users might desire a broader range of colour choices to suit personal preferences.
  • Pod capacity: Depending on individual vaping habits, some users may find the pod capacity limiting for all-day use without frequent refills.


The UWELL Caliburn GK3 emerges as a stellar addition to UWELL’s impressive line-up of vape devices.

Combining a sleek design, customizable performance, and innovative features, it caters to a diverse range of vapers.

Whether you’re a seasoned enthusiast or a newcomer to vaping, the Caliburn GK3’s user-friendly interface and reliable performance make it a strong contender in the market.

UWELL’s commitment to safety, coupled with thoughtful features like adjustable airflow and coil longevity. showcases a dedication to enhancing the user experience.

While no device is without its minor drawbacks, the UWELL Caliburn GK3’s pros far outweigh its cons, making it a recommended choice for those seeking a reliable, stylish, and high-performing vape device.

Discover more reviews from Vapouround

Enjoyed this review on the UWELL Caliburn GK3 refillable pod system? Why not take a look at our other vape hardware and e-liquid reviews by visiting the ‘review‘ section of the Vapouround website.

Topics: Hardware Reviews, Pod Systems, Recommended, UWELL


About this author

Alex Shenker

Alex is part of Vapouround Magazine's reviewing team, writing for the magazine and online. Alex turned to vaping in order to quit smoking eight years ago and now manages a vape shop in Bournemouth. Alex credits vaping with changing his life from improving his health to giving him a new career. "I have found a career in vaping whcih has been really great. I also think that when it comes to my health, it's been a big bonus. I am diabetic so I was suffering as a smoker but I've been a lot better since I started vaping."