Price (USD)
Sticky Brick OG Brick edgeG Pen Roam
$200
Sticky Brick OG Brick
$180
Sticky Brick OG Brick is typically around $20 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Roam
Grenco Science $200
Sticky Brick OG Brick
Sticky Brick Labs $180
G Pen Roam and Sticky Brick OG Brick are both portable / concentrates vaporizers, but they target different priorities. Sticky Brick OG Brick is usually the lower-cost pick at $180, around $20 below G Pen Roam. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
24
Different Specs
22
Shared Specs
2
Overall Overlap
8%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Roam
$200
Sticky Brick OG Brick
$180
Sticky Brick OG Brick is typically around $20 lower.
G Pen Roam
~317g
Sticky Brick OG Brick
~369g
G Pen Roam is the lighter listed unit.
G Pen Roam
Conduction
Sticky Brick OG Brick
Convection
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Roam
$200
Sticky Brick OG Brick
$180
Heating Type
G Pen Roam
Conduction
Sticky Brick OG Brick
Convection
Temperature Range
G Pen Roam
204°C - 427°C (400°F - 800°F)
Sticky Brick OG Brick
N/A
Battery Type
G Pen Roam
Internal
Sticky Brick OG Brick
None
Battery Capacity
G Pen Roam
1300mAh
Sticky Brick OG Brick
N/A
Battery Life
G Pen Roam
15-20 sessions
Sticky Brick OG Brick
N/A
Charging
G Pen Roam
Micro-USB
Sticky Brick OG Brick
N/A
Charge Time
G Pen Roam
~2 hours
Sticky Brick OG Brick
N/A
Dimensions
G Pen Roam
178x127x102mm
Sticky Brick OG Brick
95x95x46mm
Weight
G Pen Roam
~317g
Sticky Brick OG Brick
~369g
Direct comparison of every spec from each device profile.
| Specification | G Pen Roam | Sticky Brick OG Brick |
|---|---|---|
| Price (USD) | $200 | $180 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Convection |
| Heat Up Time | ~5 seconds | — |
| Temperature Range | 204°C - 427°C (400°F - 800°F) | N/A |
| Chamber Capacity | — | ~0.4g |
| Battery Type | Internal | None |
| Battery Capacity | 1300mAh | N/A |
| Battery Life | 15-20 sessions | N/A |
| Charging | Micro-USB | N/A |
| Charge Time | ~2 hours | N/A |
| Dimensions | 178x127x102mm | 95x95x46mm |
| Weight | ~317g | ~369g |
| Power Adjustment | Digital Control | Manual |
| Chamber Material | Quartz | — |
| Concentrate Support | Yes | Yes |
| Brand | Grenco Science | Sticky Brick Labs |
| Adjustable Airflow | No | Yes |
| Country of Manufacture | — | United States (USA) |
| Display Type | LED | — |
| Haptic Feedback | Yes | — |
| Release Date | 2020 | — |
| Session Style | — | On-Demand |
| Warranty | 1 year | Lifetime |
The biggest practical difference is heating approach: G Pen Roam runs conduction while Sticky Brick OG Brick runs convection. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
Sticky Brick OG Brick is the cheaper option at $180 compared with $200 for the G Pen Roam, about $20 less. Live retailer pricing can shift, so confirm before buying.
G Pen Roam uses conduction heating, while the Sticky Brick OG Brick uses convection. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Roam is the lighter unit at ~317g, around 52g less than the Sticky Brick OG Brick at ~369g. The lighter device is easier to carry and pocket day-to-day.
G Pen Roam controls heat with digital control, while the Sticky Brick OG Brick uses manual. G Pen Roam gives you finer per-degree control.
G Pen Roam's spec sheet lists 15-20 sessions; the Sticky Brick OG Brick lists N/A. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
Sticky Brick OG Brick is the better fit for microdosing in our database, typically thanks to a smaller chamber, finer temperature control, or both.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.