Price (USD)
G Pen Dash edgeG Pen Dash
$70
The Coma
$588
G Pen Dash is typically around $518 lower.
Vaporizer Comparison
G Pen Dash vs The Coma
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Dash
Grenco Science from $89.95
VS
The Coma
Vices $588
Editorial Summary
G Pen Dash and The Coma are both electronic vaporizers, but they target different priorities. G Pen Dash is usually the lower-cost pick at $70, around $518 below The Coma. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
25
Different Specs
25
Shared Specs
0
Overall Overlap
0%
Shared Traits
Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heating Style
Close callG Pen Dash
Conduction
The Coma
Convection (wired ball vaporizer)
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
G Pen Dash
$70
The Coma
$588
Device Type
G Pen Dash
Portable
The Coma
Desktop
Heating Type
G Pen Dash
Conduction
The Coma
Convection (wired ball vaporizer)
Temperature Range
G Pen Dash
190°C - 220°C (375°F - 428°F)
The Coma
200-300°C (392-572°F) recommended by Vices
Chamber Capacity
G Pen Dash
0.25 grams
The Coma
0.2g to 1.6g
Battery Type
G Pen Dash
Internal
The Coma
None
Battery Capacity
G Pen Dash
950mAh
The Coma
N/A
Charging
G Pen Dash
Micro-USB
The Coma
N/A
Power Adjustment
G Pen Dash
Modular - 3 Stage
The Coma
PID controller, switchable between °C and °F
Chamber Material
G Pen Dash
Glass & Stainless Steel
The Coma
Titanium Macro Bowl with an Everlasting titanium screen
Choose G Pen Dash if...
- You want the lower listed entry price ($70 vs $588).
- You prefer a conduction heating profile.
- Your usage leans toward portable and discrete sessions.
Lowest price
$89.95
at Slick Vapes
Choose The Coma if...
- You prefer a convection (wired ball vaporizer) heating profile.
- Your usage leans toward desktop and ball vape sessions.
- You prefer The Coma's overall feature mix and form factor.
Prices are read automatically from retailer pages and were last checked Aug 27, 2026; confirm the price at checkout. Some links are affiliate links, which support Thermal Extractions at no extra cost to you.
Spec Comparison Table
Direct comparison of every spec from each device profile.
25 differ 0 shared
| Specification | G Pen Dash | The Coma |
|---|---|---|
| Price (USD) | $70 | $588 |
| Device Type | Portable | Desktop |
| Heating Type | Conduction | Convection (wired ball vaporizer) |
| Heat Up Time | ~20 seconds | — |
| Temperature Range | 190°C - 220°C (375°F - 428°F) | 200-300°C (392-572°F) recommended by Vices |
| Chamber Capacity | 0.25 grams | 0.2g to 1.6g |
| Battery Type | Internal | None |
| Battery Capacity | 950mAh | N/A |
| Charging | Micro-USB | N/A |
| Charge Time | 1-2 hours | — |
| Pass-Through Charging | Yes | — |
| Height | 3.6 inches | — |
| Power Adjustment | Modular - 3 Stage | PID controller, switchable between °C and °F |
| Chamber Material | Glass & Stainless Steel | Titanium Macro Bowl with an Everlasting titanium screen |
| Brand | Grenco Science | Vices |
| Coil Size | — | 35mm enclosed coil, wired directly to the PID |
| Haptic Feedback | Yes | — |
| Heater Material | — | Titanium with an aluminium handle and heat sync hardware |
| Manufacturer | — | Vices, Brisbane Australia |
| Power Options | — | 110V (US and Canada) or 220V (AU, UK and EU) |
| Release Date | 2020 | 2026 |
| Session Style | Session | On-Demand |
| Thermal Matrix | — | ~3500 mixed cut ruby corundum gems, 2 to 2.5mm |
| Warranty | 1 year | Australian Consumer Law cover, no fixed term published. Consumables excluded |
| Water Pipe Adapter | — | 14mm glass joint fitted, 18mm spare included |
Comparison FAQs
What is the biggest difference between the G Pen Dash and the The Coma?
The biggest practical difference is price tier: the G Pen Dash sits at $70 while the The Coma is $588, a gap of about $518 that puts them in different buying brackets.
Which is cheaper, the G Pen Dash or the The Coma?
G Pen Dash is the cheaper option at $70 compared with $588 for the The Coma, about $518 less. Live retailer pricing can shift, so confirm before buying.
What's the difference in heating between the G Pen Dash and the The Coma?
G Pen Dash uses conduction heating, while the The Coma uses convection (wired ball vaporizer). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the G Pen Dash or the The Coma hold more flower?
The Coma has the larger chamber at 0.2g to 1.6g, versus 0.25 grams on the G Pen Dash. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Is the G Pen Dash or the The Coma better for home versus on-the-go use?
G Pen Dash is the take-anywhere choice. It's a portable, battery-powered unit, while the The Coma is built for home use, where bigger heaters, AC power, and larger chambers make sense.
Can I set custom temperatures on the G Pen Dash or the The Coma?
G Pen Dash controls heat with modular - 3 stage, while the The Coma uses pid controller, switchable between °c and °f. Both let you change temperature, just with different levels of precision.
Which is more discreet, the G Pen Dash or the The Coma?
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 The Coma is more conspicuous in hand and harder to keep out of sight.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.