Price (USD)
DynaVap The "B2" edgeDynaVap The "B2"
$59
G Pen Roam
$200
DynaVap The "B2" is typically around $141 lower.
Vaporizer Comparison
DynaVap The "B2" vs G Pen Roam
Side-by-side specs, pricing context, and clear decision guidance.
DynaVap The "B2"
DynaVap $59
VS
G Pen Roam
Grenco Science $200
Editorial Summary
DynaVap The "B2" and G Pen Roam are both portable vaporizers, but they target different priorities. DynaVap The "B2" is usually the lower-cost pick at $59, around $141 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
22
Shared Specs
1
Overall Overlap
4%
Shared Traits
Portable
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
G Pen Roam edgeDynaVap The "B2"
Depending on the heat source, ~15 seconds
G Pen Roam
~5 seconds
G Pen Roam has the quicker listed heat-up profile.
Weight
DynaVap The "B2" edgeDynaVap The "B2"
~14g
G Pen Roam
~317g
DynaVap The "B2" is the lighter listed unit.
Heating Style
Close callDynaVap The "B2"
Hybrid
G Pen Roam
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
DynaVap The "B2"
$59
G Pen Roam
$200
Heating Type
DynaVap The "B2"
Hybrid
G Pen Roam
Conduction
Heat Up Time
DynaVap The "B2"
Depending on the heat source, ~15 seconds
G Pen Roam
~5 seconds
Temperature Range
DynaVap The "B2"
230°C - 250°C
G Pen Roam
204°C - 427°C (400°F - 800°F)
Battery Type
DynaVap The "B2"
None
G Pen Roam
Internal
Battery Capacity
DynaVap The "B2"
N/A
G Pen Roam
1300mAh
Battery Life
DynaVap The "B2"
N/A
G Pen Roam
15-20 sessions
Charging
DynaVap The "B2"
N/A
G Pen Roam
Micro-USB
Charge Time
DynaVap The "B2"
N/A
G Pen Roam
~2 hours
Dimensions
DynaVap The "B2"
92x14mm
G Pen Roam
178x127x102mm
Choose DynaVap The "B2" if...
- You want the lower listed entry price ($59 vs $200).
- You want the lighter unit for carrying and travel.
- You prefer a hybrid heating profile.
- Your usage leans toward analog and hybrid sessions.
Choose G Pen Roam if...
- You care about faster heat-up time for quicker sessions.
- You prefer a conduction heating profile.
- Your usage leans toward electronic and concentrates sessions.
Spec Comparison Table
Direct comparison of every spec from each device profile.
22 differ 1 shared
| Specification | DynaVap The "B2" | G Pen Roam |
|---|---|---|
| Price (USD) | $59 | $200 |
| Device Type | Portable | Portable |
| Heating Type | Hybrid | Conduction |
| Heat Up Time | Depending on the heat source, ~15 seconds | ~5 seconds |
| Temperature Range | 230°C - 250°C | 204°C - 427°C (400°F - 800°F) |
| Chamber Capacity | ~0.075g | — |
| Battery Type | None | Internal |
| Battery Capacity | N/A | 1300mAh |
| Battery Life | N/A | 15-20 sessions |
| Charging | N/A | Micro-USB |
| Charge Time | N/A | ~2 hours |
| Dimensions | 92x14mm | 178x127x102mm |
| Weight | ~14g | ~317g |
| Power Adjustment | Manual | Digital Control |
| Chamber Material | Stainless Steel | Quartz |
| Concentrate Support | — | Yes |
| Brand | DynaVap | Grenco Science |
| Adjustable Airflow | Yes | No |
| Country of Manufacture | United States (USA) | — |
| Display Type | — | LED |
| Haptic Feedback | — | Yes |
| Release Date | 2025 | 2020 |
| Warranty | 3 months | 1 year |
Comparison FAQs
What is the biggest difference between the DynaVap The "B2" and the G Pen Roam?
The biggest practical difference is price tier: the DynaVap The "B2" sits at $59 while the G Pen Roam is $200, a gap of about $141 that puts them in different buying brackets.
Which is cheaper, the DynaVap The "B2" or the G Pen Roam?
DynaVap The "B2" is the cheaper option at $59 compared with $200 for the G Pen Roam, about $141 less. Live retailer pricing can shift, so confirm before buying.
Which heats up faster, the DynaVap The "B2" or the G Pen Roam?
G Pen Roam reaches session-ready temperature in ~5 seconds, while the DynaVap The "B2" takes Depending on the heat source, ~15 seconds. That's roughly 10 seconds quicker on the G Pen Roam, which is useful if you want shorter, on-demand sessions.
What's the difference in heating between the DynaVap The "B2" and the G Pen Roam?
DynaVap The "B2" uses hybrid heating, while the G Pen Roam uses conduction. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Which is lighter, the DynaVap The "B2" or the G Pen Roam?
DynaVap The "B2" is the lighter unit at ~14g, around 303g 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 DynaVap The "B2" or the G Pen Roam?
DynaVap The "B2" controls heat with manual, while the G Pen Roam uses digital control. G Pen Roam gives you finer per-degree control.
What battery life can I expect from the DynaVap The "B2" and the G Pen Roam?
DynaVap The "B2"'s spec sheet lists N/A; the G Pen Roam lists 15-20 sessions. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.