Price (USD)
G Pen Roam edgeG Pen Roam
$200
Universal Baller
$450
G Pen Roam is typically around $250 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Roam
Grenco Science $200
Universal Baller
Terp Chasers Club $450
G Pen Roam and Universal Baller are both electronic / concentrates vaporizers, but they target different priorities. G Pen Roam is usually the lower-cost pick at $200, around $250 below Universal Baller. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
28
Different Specs
26
Shared Specs
2
Overall Overlap
7%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Roam
$200
Universal Baller
$450
G Pen Roam is typically around $250 lower.
G Pen Roam
Conduction
Universal Baller
Ball Vaporizer - Convection
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Roam
$200
Universal Baller
$450
Device Type
G Pen Roam
Portable
Universal Baller
Desktop
Heating Type
G Pen Roam
Conduction
Universal Baller
Ball Vaporizer - Convection
Temperature Range
G Pen Roam
204°C - 427°C (400°F - 800°F)
Universal Baller
Wireless: 490°F - 610°F, Wired: 400°F - 570°F
Battery Type
G Pen Roam
Internal
Universal Baller
N/A
Charging
G Pen Roam
Micro-USB
Universal Baller
N/A
Power Adjustment
G Pen Roam
Digital Control
Universal Baller
Digital (precise)
Chamber Material
G Pen Roam
Quartz
Universal Baller
Titanium & Quartz
Brand
G Pen Roam
Grenco Science
Universal Baller
Terp Chasers Club
Release Date
G Pen Roam
2020
Universal Baller
2024
Direct comparison of every spec from each device profile.
| Specification | G Pen Roam | Universal Baller |
|---|---|---|
| Price (USD) | $200 | $450 |
| Device Type | Portable | Desktop |
| Heating Type | Conduction | Ball Vaporizer - Convection |
| Heat Up Time | ~5 seconds | — |
| Temperature Range | 204°C - 427°C (400°F - 800°F) | Wireless: 490°F - 610°F, Wired: 400°F - 570°F |
| Battery Type | Internal | N/A |
| Battery Capacity | 1300mAh | — |
| Battery Life | 15-20 sessions | — |
| Charging | Micro-USB | N/A |
| Charge Time | ~2 hours | — |
| Dimensions | 178x127x102mm | — |
| Weight | ~317g | — |
| Power Adjustment | Digital Control | Digital (precise) |
| Chamber Material | Quartz | Titanium & Quartz |
| Concentrate Support | Yes | Yes |
| Brand | Grenco Science | Terp Chasers Club |
| Adjustable Airflow | No | No |
| Air Path | — | Ruby balls, Quartz components, Glass/Titanium |
| Body Material | — | Titanium or Stainless Steel Housing, 1000 x 2mm Ruby Balls, Quartz Components |
| Bowl | — | 22mm Diffuser Glass Bowl with 18mm Joint |
| Coil | — | 25mm 200W Enail Coil |
| Controller | — | Crossing Tech PID Controller |
| Display Type | LED | — |
| Haptic Feedback | Yes | — |
| Heating Element | — | 1000 x 2mm Ruby Balls |
| Power Options | — | 110V/220V with Wired and Wireless Configurations |
| Release Date | 2020 | 2024 |
| Warranty | 1 year | Lifetime on PID Controller and Coil (Quartz/Glass not covered if broken) |
The biggest practical difference is price tier: the G Pen Roam sits at $200 while the Universal Baller is $450, a gap of about $250 that puts them in different buying brackets.
G Pen Roam is the cheaper option at $200 compared with $450 for the Universal Baller, about $250 less. Live retailer pricing can shift, so confirm before buying.
G Pen Roam uses conduction heating, while the Universal Baller uses ball vaporizer - convection. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Roam is the take-anywhere choice. It's a portable, battery-powered unit, while the Universal Baller is built for home use, where bigger heaters, AC power, and larger chambers make sense.
Both devices support concentrate use, typically via an included or aftermarket pad or insert. Check the manual for the recommended approach for each.
Across the 28 specs we line up, they share 2 and differ on 26, an overlap of about 7%. The differences are concentrated in the areas the spec table highlights with a marker.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.