Price (USD)
G Pen Dash edgeDynavap The Unidyn
$129
G Pen Dash
$70
G Pen Dash is typically around $59 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
Dynavap The Unidyn
DynaVap $129
G Pen Dash
Grenco Science $70
Dynavap The Unidyn and G Pen Dash are both portable vaporizers, but they target different priorities. G Pen Dash is usually the lower-cost pick at $70, around $59 below Dynavap The Unidyn. G Pen Dash has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
25
Different Specs
24
Shared Specs
1
Overall Overlap
4%
Shared Traits
A quick snapshot of the specs people usually care about first.
Dynavap The Unidyn
$129
G Pen Dash
$70
G Pen Dash is typically around $59 lower.
Dynavap The Unidyn
Depending on the heat source, ~30 seconds
G Pen Dash
~20 seconds
G Pen Dash has the quicker listed heat-up profile.
Dynavap The Unidyn
Convection
G Pen Dash
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
Dynavap The Unidyn
$129
G Pen Dash
$70
Heating Type
Dynavap The Unidyn
Convection
G Pen Dash
Conduction
Heat Up Time
Dynavap The Unidyn
Depending on the heat source, ~30 seconds
G Pen Dash
~20 seconds
Temperature Range
Dynavap The Unidyn
N/A
G Pen Dash
190°C - 220°C (375°F - 428°F)
Chamber Capacity
Dynavap The Unidyn
~0.1g
G Pen Dash
0.25 grams
Battery Type
Dynavap The Unidyn
None
G Pen Dash
Internal
Battery Capacity
Dynavap The Unidyn
N/A
G Pen Dash
950mAh
Charging
Dynavap The Unidyn
N/A
G Pen Dash
Micro-USB
Charge Time
Dynavap The Unidyn
N/A
G Pen Dash
1-2 hours
Power Adjustment
Dynavap The Unidyn
Manual
G Pen Dash
Modular - 3 Stage
Direct comparison of every spec from each device profile.
| Specification | Dynavap The Unidyn | G Pen Dash |
|---|---|---|
| Price (USD) | $129 | $70 |
| Device Type | Portable | Portable |
| Heating Type | Convection | Conduction |
| Heat Up Time | Depending on the heat source, ~30 seconds | ~20 seconds |
| Temperature Range | N/A | 190°C - 220°C (375°F - 428°F) |
| Chamber Capacity | ~0.1g | 0.25 grams |
| Battery Type | None | Internal |
| Battery Capacity | N/A | 950mAh |
| Battery Life | N/A | — |
| Charging | N/A | Micro-USB |
| Charge Time | N/A | 1-2 hours |
| Pass-Through Charging | — | Yes |
| Dimensions | 109x11x11mm | — |
| Height | — | 3.6 inches |
| Weight | 14g | — |
| Power Adjustment | Manual | Modular - 3 Stage |
| Chamber Material | Titanium | Glass & Stainless Steel |
| Brand | DynaVap | Grenco Science |
| Adjustable Airflow | Yes | — |
| Body Material | Titanium, stainless steel & high heat silicone seals | — |
| Country of Manufacture | United States (USA) | — |
| Haptic Feedback | — | Yes |
| Release Date | 2025 | 2020 |
| Session Style | — | Session |
| Warranty | Lifetime | 1 year |
The biggest practical difference is heating approach: Dynavap The Unidyn runs convection while G Pen Dash runs conduction. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
G Pen Dash is the cheaper option at $70 compared with $129 for the Dynavap The Unidyn, about $59 less. Live retailer pricing can shift, so confirm before buying.
G Pen Dash reaches session-ready temperature in ~20 seconds, while the Dynavap The Unidyn takes Depending on the heat source, ~30 seconds. That's roughly 10 seconds quicker on the G Pen Dash, which is useful if you want shorter, on-demand sessions.
Dynavap The Unidyn uses convection heating, while the G Pen Dash uses conduction. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Dash has the larger chamber at 0.25 grams, versus ~0.1g on the Dynavap The Unidyn. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Dynavap The Unidyn controls heat with manual, while the G Pen Dash uses modular - 3 stage. Both let you change temperature, just with different levels of precision.
G Pen Dash is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the Dynavap The Unidyn is more conspicuous in hand and harder to keep out of sight.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.