Uwell Caliburn G4 Classic vs RELX Infinity 2 Plus

The Uwell Caliburn G4 Classic and RELX Infinity 2 Plus are two popular vape devices in 2026. Both are made for daily use, but their vaping experience is very different.

The Caliburn G4 Classic focuses on power, adjustable airflow, and refillable pods. The RELX Infinity 2 Plus focuses more on convenience, smooth nicotine salt vaping, and simple operation.

Here is a closer look at how they compare.

Quick Specs Comparison

Design Comparison

Uwell Caliburn G4 Classic

• • Solid aluminum alloy body
  • Slightly larger and heavier
  • Feels more premium in hand
  • LED light battery indicator

RELX Infinity 2 Plus

• • Slim and lightweight design
  • Easy to carry in pockets
  • Cleaner and more minimal look
  • LED battery display with power modes

Which Feels Better?

• • If you like compact and simple devices, RELX Infinity 2 Plus feels easier to carry every day.
  • If you prefer a stronger and more premium device, the Caliburn G4 Classic feels more durable.

Battery and Charging

Real Experience

The Caliburn G4 Classic clearly has better battery life. Heavy users can usually vape all day without charging.

RELX Infinity 2 Plus charges very quickly, but the smaller battery means frequent users may still need another charge later in the day.

Flavor and Vapor Performance

Caliburn G4 Classic

• • Strong flavor output
  • Adjustable airflow
  • Supports different vaping styles
  • More vapor production

The Caliburn series is already known for flavor quality, and the G4 Classic continues that reputation.

RELX Infinity 2 Plus

• • Smooth nicotine salt experience
  • Consistent flavor delivery
  • Less vapor production
  • Better for casual users

RELX focuses more on smoothness instead of large clouds.

Ease of Use

RELX Infinity 2 Plus

You only insert the pod and inhale. No refilling or coil changing is needed.

Caliburn G4 Classic

You need to refill pods and manage e-liquid, but you get much more control over the vaping experience.

Pod System Comparison

RELX Infinity 2 Plus

• • Uses prefilled pods
  • Cleaner and easier
  • Limited flavor options depending on region

Caliburn G4 Classic

• • Uses refillable pods
  • Works with different e-liquids
  • Lower long-term cost

Users who enjoy trying different e-liquid flavors may prefer the Caliburn system.

Pros and Cons

Uwell Caliburn G4 Classic

Pros

• • Large battery
  • Strong flavor
  • Adjustable airflow
  • More vaping flexibility

Cons

• • Slightly larger size
  • Requires refilling

RELX Infinity 2 Plus

Pros

• • Easy for beginners
  • Lightweight design
  • Fast charging
  • Clean pod system

Cons

• • Smaller battery
  • Less customization
  • Limited pod compatibility

Final Verdict

Choose RELX Infinity 2 Plus If:

• • You want a simple vape device
  • You prefer prefilled pods
  • You are new to vaping
  • You like compact devices

Choose Uwell Caliburn G4 Classic If:

• • You want better flavor performance
  • You need longer battery life
  • You enjoy adjustable airflow
  • You prefer refillable pod systems

Both devices perform well, but they target different users. RELX Infinity 2 Plus is better for convenience and simplicity, while the Caliburn G4 Classic is better for performance and flexibility.