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WARNING: Vaping products contain Nicotine, a highly addictive chemical - Health Canada
WARNING: Vaping products contain Nicotine, a highly addictive chemical - Health Canada

UWell Caliburn G4 FAQ

Author

Christopher Fournier

Date

May 28, 2025

Tags

FAQ, UWell

White, grey, chrome, black UWell Caliburn G4s photographed leaning against a white wall

Summary:

  • UWell’s Caliburn G4 offers many enhancements: 1300 mAh battery, up to 35W output, new colour HD screen and more.
  • It’s easy to use and adjust settings through the multi-functional single button. Simply click the button to cycle through different options to change your preferences.
  • A new feature included are the 2 mode options for a customizable experience. Waves mode is smooth and steady while Storm mode provides a powerful hit.
  • The Caliburn G4 is an upgrade from its predecessor, the Caliburn G3, but it does have a similar look overall. Both devices utilize the G3 pods, so you don’t need to learn a new ecosystem.
  • Contact the U Vape experts for any additional questions for the Caliburn G4 or any other products we offer.

UWell continues to release strong players in the world of vape devices, and the Caliburn G4 is no exception. For a compact device it’s full of power—from its 1300 mAh battery to the up to 35W output. Plus, it has new features like a colour HD screen, 2 mode options for a customizable experience and more.

The U Vape team answers all of your most frequently asked questions so you can know everything about the Caliburn G4, including how it compares to its predecessor.

Read More: UWell Caliburn G4 Unboxing & Review

Light blue and white UWell Caliburn G4s photographed in front of books

What Comes in the UWell Caliburn G4 Device Kit?

The UWell Caliburn G4 Device Kit comes with:

  • 1 x Caliburn G4 Pod System
  • 1 x 0.4ohm Caliburn G3 Pod
  • 1 x 0.9ohm Caliburn G3 Pod
  • 1 x Type-C Charging Cable
  • 1 x User Manual

What Key Features Does the UWell Caliburn G4 Have?

Here are the key features for the Caliburn G4:

  • New 0.85” HD colour screen
  • 2 mode options: Waves & Storm
  • Adjustable airflow
  • Battery Capacity: 1300 mAh
  • Output: 35W Max
  • e-Liquid Volume: 2 ml
  • Charge Type: USB-C

What Does the Control Button Do on the Caliburn G4?

The multi-functional control button cycles through five different features. Press it once to light up the screen, twice to lock/unlock ignition, 3 times to adjust wattage, 4 times to enter the menu and 5 times to power on/off.

What Does the HD Screen Show on the Caliburn G4?

The 0.85” HD colour screen displays:

  • Battery life
  • Resistance
  • Auto-record puff
  • 1 of 2 vape modes
  • Wattage power
  • Day/night mode

How Can I Adjust Airflow on the Caliburn G4?

There are 3 different ways to adjust airflow on the G4:

  • Option 1: Slide the airflow valve to adjust the airflow.
  • Option 2: Load the cartridge in different orientations into the body.
  • Option 3: Combine the above-mentioned two ways to adjust airflow.
Red UWell Calirbun G4 sitting in black coffee mug

What Are The 2 Mode Options on the Caliburn G4?

The two vaping modes are a new feature to the Caliburn G series. Waves mode will provide smooth and steady puffs for a slower, savoury experience. Storm mode is a bolt of intense flavour for a stronger hit.

Does the Caliburn G4 Have its Own Pod System?

No, the Caliburn G4 is compatible with G3 pods, meaning you don’t have to adapt to a new ecosystem. Two G3 pods are provided with your Caliburn G4 device kit.

How Often Does the Pod Need to be Replaced?

Each pod should last about a week for moderate vape users. If you start tasting a burnt flavour, it’s time to replace the device.

How Do I Refill the Pod in the UWell Caliburn G4?

The great thing about the Caliburn G4 is that you don’t need to remove the pod from the device to refill it. Simply refill from the top or the side of the pod.

How Long Will It Take to Charge my UWell Caliburn G4?

The 1300 mAh battery takes about 45 minutes to fully recharge. Enjoy on-the-go charging with the quick and easy USB-C charger—included with your device kit.

How Does the UWell Caliburn G4 Compare to Similar Devices?

When comparing the Caliburn G4 to its predecessor, the Caliburn G3, we noticed they both have a similar look on the outside; however, the G4 stands out with a sleeker design, a larger, colourful screen and more impressive features.

Key Similarities

  • Adjustable airflow
  • Similar shape and size
  • Both utilize the G3 pods
  • Pro-FOCS flavour technology
  • USB-C charging
UWell Caliburn G4 UWell Caliburn G3
Screen HD colour screen OLED screen
Battery 1300 mAh 900 mAh
E-liquid Capacity 2 ml 2.5 ml
Output 35W Max 25W Max
Mode Options 2 options: Wave & Storm N/A

What Colours Does the Caliburn G4 Come in?

There are 8 colours to choose from with the Caliburn G4:

  • Seashell White
  • Glacier Blue
  • Karst Grey
  • Flamingo Red
  • Twilight Silver
  • Gunmetal Grey
  • Sahara Gold
  • Polar Black

What Are the Pros and Cons of the Caliburn G4?

Pros

  • New colour OLED display screen
  • Compatible with G3 (or GPP) pods
  • Larger battery (compared to predecessors)
  • Larger wattage range
  • 2 adjustable mode options
  • U² technology to decrease coil burnout
  • 8 colour choices
  • Sleek design
  • Lightweight

Cons

  • Lower liquid capacity (compared to predecessors)
  • Not super intuitive (single-button adjustments)
  • HD screen is still on the small side

How Can I Learn More About the UWell Caliburn G4?

To learn more about the Caliburn G4 or any other device we sell, contact U Vape to speak with our team. We’ll help you make an informed decision before choosing a vape you’ll love.

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