Price (USD)
Kingtons Black Mamba edgeG Pen Roam
$100
Kingtons Black Mamba
$50
Kingtons Black Mamba is typically around $50 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Roam
Grenco Science from $49.95
Kingtons Black Mamba
Kingtons $50
G Pen Roam and Kingtons Black Mamba are both portable / electronic vaporizers, but they target different priorities. Kingtons Black Mamba is usually the lower-cost pick at $50, 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
18
Shared Specs
5
Overall Overlap
22%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Roam
$100
Kingtons Black Mamba
$50
Kingtons Black Mamba is typically around $50 lower.
G Pen Roam
~5 seconds
Kingtons Black Mamba
20-30 seconds
G Pen Roam has the quicker listed heat-up profile.
G Pen Roam
Conduction
Kingtons Black Mamba
Conduction
Both devices use a similar heating approach.
Top specs where these two devices diverge.
Price (USD)
G Pen Roam
$100
Kingtons Black Mamba
$50
Heat Up Time
G Pen Roam
~5 seconds
Kingtons Black Mamba
20-30 seconds
Temperature Range
G Pen Roam
204°C - 427°C (400°F - 800°F)
Kingtons Black Mamba
180°C - 220°C (356 - 428°F)
Battery Capacity
G Pen Roam
1300mAh
Kingtons Black Mamba
1600mAh
Battery Life
G Pen Roam
15-20 sessions
Kingtons Black Mamba
~45-60 minutes
Power Adjustment
G Pen Roam
Digital Control
Kingtons Black Mamba
Modular - 5 Stages
Chamber Material
G Pen Roam
Quartz
Kingtons Black Mamba
Ceramic
Brand
G Pen Roam
Grenco Science
Kingtons Black Mamba
Kingtons
Lowest price
$49.95
at G Pen
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.
Direct comparison of every spec from each device profile.
| Specification | G Pen Roam | Kingtons Black Mamba |
|---|---|---|
| Price (USD) | $100 | $50 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Conduction |
| Heat Up Time | ~5 seconds | 20-30 seconds |
| Temperature Range | 204°C - 427°C (400°F - 800°F) | 180°C - 220°C (356 - 428°F) |
| Chamber Capacity | — | 0.65 grams |
| Battery Type | Internal | Internal |
| Battery Capacity | 1300mAh | 1600mAh |
| Battery Life | 15-20 sessions | ~45-60 minutes |
| Charging | Micro-USB | Micro USB |
| Charge Time | ~2 hours | 2 hours |
| Dimensions | — | 145 x 46 x 26.5mm |
| Weight | ~317g | — |
| Power Adjustment | Digital Control | Modular - 5 Stages |
| Chamber Material | Quartz | Ceramic |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | Kingtons |
| Adjustable Airflow | No | — |
| Display Type | LED | — |
| Haptic Feedback | Yes | — |
| Release Date | 2020 | — |
| Session Style | — | Session |
| Warranty | 1 year | — |
The biggest practical difference is heat-up speed: the G Pen Roam is ready in ~5 seconds versus 20-30 seconds on the Kingtons Black Mamba, which changes whether it feels on-demand or scheduled.
Kingtons Black Mamba is the cheaper option at $50 compared with $100 for the G Pen Roam, about $50 less. Live retailer pricing can shift, so confirm before buying.
G Pen Roam reaches session-ready temperature in ~5 seconds, while the Kingtons Black Mamba takes 20-30 seconds. That's roughly 20 seconds quicker on the G Pen Roam, which is useful if you want shorter, on-demand sessions.
G Pen Roam controls heat with digital control, while the Kingtons Black Mamba uses modular - 5 stages. G Pen Roam gives you finer per-degree control.
Kingtons Black Mamba 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.
G Pen Roam's spec sheet lists 15-20 sessions; the Kingtons Black Mamba lists ~45-60 minutes. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
G Pen Roam covers 204°C - 427°C (400°F - 800°F), a wider band than the Kingtons Black Mamba at 180°C - 220°C (356 - 428°F). A wider range gives you more room to dial in flavor at the low end and big clouds at the top.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.