Price (USD)
PAX 2 edgeG Pen Roam
$200
PAX 2
$150
PAX 2 is typically around $50 lower.
Vaporizer Comparison
G Pen Roam vs PAX 2
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Roam
Grenco Science $200
VS
PAX 2
PAX Labs $150
Editorial Summary
G Pen Roam and PAX 2 are both portable / electronic vaporizers, but they target different priorities. PAX 2 is usually the lower-cost pick at $150, around $50 below G Pen Roam. G Pen Roam has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
23
Different Specs
20
Shared Specs
3
Overall Overlap
13%
Shared Traits
Portable Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
G Pen Roam edgeG Pen Roam
~5 seconds
PAX 2
<60 seconds
G Pen Roam has the quicker listed heat-up profile.
Weight
PAX 2 edgeG Pen Roam
~317g
PAX 2
~90 grams
PAX 2 is the lighter listed unit.
Heating Style
Close callG Pen Roam
Conduction
PAX 2
Conduction
Both devices use a similar heating approach.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
G Pen Roam
$200
PAX 2
$150
Heat Up Time
G Pen Roam
~5 seconds
PAX 2
<60 seconds
Temperature Range
G Pen Roam
204°C - 427°C (400°F - 800°F)
PAX 2
182°C - 215°C (260°F - 420°F)
Battery Capacity
G Pen Roam
1300mAh
PAX 2
3000mAh
Dimensions
G Pen Roam
178x127x102mm
PAX 2
98mm x 31mm x 22mm
Weight
G Pen Roam
~317g
PAX 2
~90 grams
Power Adjustment
G Pen Roam
Digital Control
PAX 2
4 Preset Modes
Chamber Material
G Pen Roam
Quartz
PAX 2
Stainless Steel
Brand
G Pen Roam
Grenco Science
PAX 2
PAX Labs
Release Date
G Pen Roam
2020
PAX 2
2015
Choose G Pen Roam if...
- You care about faster heat-up time for quicker sessions.
- Your usage leans toward concentrates sessions.
- You prefer G Pen Roam's overall feature mix and form factor.
Choose PAX 2 if...
- You want the lower listed entry price ($150 vs $200).
- You want the lighter unit for carrying and travel.
- Your usage leans toward discrete and conduction sessions.
Spec Comparison Table
Direct comparison of every spec from each device profile.
20 differ 3 shared
| Specification | G Pen Roam | PAX 2 |
|---|---|---|
| Price (USD) | $200 | $150 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Conduction |
| Heat Up Time | ~5 seconds | <60 seconds |
| Temperature Range | 204°C - 427°C (400°F - 800°F) | 182°C - 215°C (260°F - 420°F) |
| Chamber Capacity | — | 0.15 - 0.35 grams |
| Battery Type | Internal | Internal |
| Battery Capacity | 1300mAh | 3000mAh |
| Battery Life | 15-20 sessions | — |
| Charging | Micro-USB | — |
| Charge Time | ~2 hours | — |
| Bluetooth / App | — | Yes |
| Dimensions | 178x127x102mm | 98mm x 31mm x 22mm |
| Weight | ~317g | ~90 grams |
| Power Adjustment | Digital Control | 4 Preset Modes |
| Chamber Material | Quartz | Stainless Steel |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | PAX Labs |
| Adjustable Airflow | No | — |
| Display Type | LED | — |
| Haptic Feedback | Yes | — |
| Release Date | 2020 | 2015 |
| Warranty | 1 year | 2 years |
Comparison FAQs
What is the biggest difference between the G Pen Roam and the PAX 2?
The biggest practical difference is portability: the PAX 2 is roughly 227g lighter than the G Pen Roam, which adds up over a day of pocket carry.
Which is cheaper, the G Pen Roam or the PAX 2?
PAX 2 is the cheaper option at $150 compared with $200 for the G Pen Roam, about $50 less. Live retailer pricing can shift, so confirm before buying.
Which heats up faster, the G Pen Roam or the PAX 2?
G Pen Roam reaches session-ready temperature in ~5 seconds, while the PAX 2 takes <60 seconds. That's roughly 55 seconds quicker on the G Pen Roam, which is useful if you want shorter, on-demand sessions.
Which is lighter, the G Pen Roam or the PAX 2?
PAX 2 is the lighter unit at ~90 grams, around 227g less than the G Pen Roam at ~317g. The lighter device is easier to carry and pocket day-to-day.
Can I set custom temperatures on the G Pen Roam or the PAX 2?
G Pen Roam controls heat with digital control, while the PAX 2 uses 4 preset modes. G Pen Roam gives you finer per-degree control.
Which is more discreet, the G Pen Roam or the PAX 2?
PAX 2 is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the G Pen Roam is more conspicuous in hand and harder to keep out of sight.
Which has a wider temperature range, the G Pen Roam or the PAX 2?
G Pen Roam covers 204°C - 427°C (400°F - 800°F), a wider band than the PAX 2 at 182°C - 215°C (260°F - 420°F). A wider range gives you more room to dial in flavor at the low end and big clouds at the top.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.