The Uwell Caliburn G3 Pro Koko is the latest addition to Uwell’s celebrated Caliburn series, a line renowned for its innovation, reliability, and ability to deliver exceptional vaping experiences. With the G3 Pro Koko, Uwell has introduced a device that merges advanced technology with user-centric design, catering to both novice and experienced vapers. Featuring a sleek body, a vibrant full-color display, and customizable power settings, this device aims to redefine what users expect from an open pod system.
Designed for versatility, the G3 Pro Koko accommodates both Mouth-to-Lung (MTL) and Restricted Direct Lung (RDL) vaping styles, making it suitable for a wide audience. Its compact design, combined with cutting-edge features, positions it as a premium choice for those seeking convenience without compromising performance.

Design and Build Quality
Compact and Stylish
The Caliburn G3 Pro Koko boasts a minimalistic yet elegant design, crafted from high-quality materials for durability and aesthetic appeal. Its compact size and lightweight body make it an ideal choice for vapers on the go, while the refined finish adds a premium touch.
Full-Color TFT Display
A standout feature is its 1.8-inch full-color TFT screen, which provides clear and vibrant visuals. The screen is not just a design element; it enhances usability by displaying essential information such as battery life, wattage, puff count, and coil resistance.
Color Options
The device comes in a range of attractive color options, catering to different style preferences. Whether you prefer a subtle look or a bold statement piece, the G3 Pro Koko has an option for you.
Ergonomics
The Uwell Caliburn G3 Pro Koko is designed for comfortable handling, with rounded edges and a smooth finish that ensures a secure grip. The placement of the button and airflow controls is intuitive, adding to its user-friendly design.

Features and Specifications
Adjustable Wattage
The device offers a wattage range of 6W to 35W, allowing users to customize their vaping experience. Lower wattages are ideal for MTL vaping, while higher settings cater to RDL enthusiasts.
Coil Compatibility
The G3 Pro Koko is compatible with Caliburn G3 integrated coil cartridges, available in resistances of 0.4Ω, 0.6Ω, 0.9Ω, and 1.2Ω. This variety ensures flexibility in flavor and vapor production.
Airflow Control
An adjustable airflow slider lets users switch seamlessly between tight MTL draws and airy RDL pulls, providing a tailored experience for different preferences.
Pod Capacity and Filling System
The 2ml pod capacity is paired with a top-fill design, making refills quick and mess-free. The secure sealing system minimizes leaks, ensuring a hassle-free experience.
Safety Features
The G3 Pro Koko includes multiple safety mechanisms, such as:
- Short-circuit protection
- Overheat protection
- Low voltage protection
- Vaping timeout protection These features ensure a safe and reliable vaping experience.

User Interface and Navigation
Intuitive Menu System
The user interface is simple yet functional, making navigation easy even for beginners. The vibrant display showcases all essential information at a glance.
Customization Options
Users can adjust:
- Wattage settings
- Brightness levels
- Theme modes (Day/Night modes for personalized aesthetics)
Dual Activation Modes
The device supports air-activated and button-activated firing modes, allowing users to choose their preferred activation method. This flexibility caters to different vaping habits.
Performance Evaluation
Flavor and Vapor Production
The G3 Pro Koko excels in delivering rich and consistent flavors across different e-liquids. Whether you prefer nicotine salts or freebase liquids, the device ensures optimal performance.
Responsive Firing System
The draw-activated firing system is highly responsive, providing instant vapor production. For those who prefer manual control, the button activation mode is equally efficient.
Smooth Airflow
The adjustable airflow system is a highlight, offering a smooth and customizable vaping experience. Whether you prefer a tight draw or a more open hit, the G3 Pro Koko accommodates your needs.
Battery Life and Charging
Long-Lasting Battery
Equipped with a 1250mAh built-in battery, the G3 Pro Koko delivers extended usage on a single charge. For light to moderate users, it can last an entire day, while heavy users may require a mid-day recharge.
Fast Charging
The device supports Type-C fast charging, reducing downtime. A full charge takes approximately 45-60 minutes, making it convenient for users with busy schedules.
Pros and Cons
Pros:
- High-quality build with premium materials.
- Customizable vaping experience with adjustable wattage and airflow.
- User-friendly interface with a vibrant display.
- Versatile coil options for different vaping styles.
- Comprehensive safety features for peace of mind.
- Fast charging and long battery life.
Cons:
- Slightly heavier compared to earlier models.
- Screen may attract fingerprints, requiring frequent cleaning.
- Pod capacity may not suffice for heavy vapers.

Comparison with Previous Models
Design and Display
The G3 Pro Koko stands out with its full-color TFT screen, a first for the Caliburn Koko series. This is a significant upgrade over previous models that featured simpler designs.
Wattage and Performance
The adjustable wattage range of 6W to 35W is a leap forward, offering more control compared to earlier iterations with fixed wattage outputs.
Airflow System
The introduction of a slidable airflow control enhances the versatility of the G3 Pro Koko, making it more adaptable to varying preferences.
Final Thoughts and Recommendations
The Uwell Caliburn G3 Pro Koko is a well-rounded device that combines style, functionality, and performance. Its thoughtful design and advanced features make it suitable for both beginners and experienced vapers. Whether you prioritize flavor, vapor production, or ease of use, this device delivers on all fronts.
Who Should Buy It?
- Beginners seeking a reliable and easy-to-use device.
- Intermediate and advanced users looking for customizable options.
- MTL and RDL enthusiasts who value versatility.
If you’re in the market for a premium open pod system that doesn’t compromise on features or performance, the G3 Pro Koko is a worthy investment.