Price (USD)
Kingtons Black Widow edgeG Pen Pro
$90
Kingtons Black Widow
$65
Kingtons Black Widow is typically around $25 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Pro
Grenco Science $90
Kingtons Black Widow
Kingtons $65
G Pen Pro and Kingtons Black Widow are both portable / budget vaporizers, but they target different priorities. Kingtons Black Widow is usually the lower-cost pick at $65, around $25 below G Pen Pro. Heat-up speed is broadly similar between the two.
Specs Compared
19
Different Specs
13
Shared Specs
6
Overall Overlap
32%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Pro
$90
Kingtons Black Widow
$65
Kingtons Black Widow is typically around $25 lower.
G Pen Pro
~30 seconds
Kingtons Black Widow
<30 seconds
Both devices are in a similar heat-up range.
G Pen Pro
Convection
Kingtons Black Widow
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Pro
$90
Kingtons Black Widow
$65
Heating Type
G Pen Pro
Convection
Kingtons Black Widow
Conduction
Temperature Range
G Pen Pro
190°C - 220°C (375°F - 428°F)
Kingtons Black Widow
180°C - 220°C (356 - 428°F)
Chamber Capacity
G Pen Pro
~0.25 grams
Kingtons Black Widow
~0.5g
Charge Time
G Pen Pro
<3 hours
Kingtons Black Widow
3-4 hours
Power Adjustment
G Pen Pro
Modular - 3 Stages
Kingtons Black Widow
Modular - 5 Stages
Brand
G Pen Pro
Grenco Science
Kingtons Black Widow
Kingtons
Direct comparison of every spec from each device profile.
| Specification | G Pen Pro | Kingtons Black Widow |
|---|---|---|
| Price (USD) | $90 | $65 |
| Device Type | Portable | Portable |
| Heating Type | Convection | Conduction |
| Heat Up Time | ~30 seconds | <30 seconds |
| Temperature Range | 190°C - 220°C (375°F - 428°F) | 180°C - 220°C (356 - 428°F) |
| Chamber Capacity | ~0.25 grams | ~0.5g |
| Battery Type | Internal | Internal |
| Battery Capacity | 2200mAh | 2200mAh |
| Battery Life | — | ~90 minutes |
| Charging | Micro-USB | Micro USB |
| Charge Time | <3 hours | 3-4 hours |
| Dimensions | — | 128 x 44 x 26mm |
| Weight | — | 190 grams |
| Power Adjustment | Modular - 3 Stages | Modular - 5 Stages |
| Chamber Material | Ceramic | Ceramic |
| Brand | Grenco Science | Kingtons |
| Release Date | 2017 | — |
| Session Style | Session | — |
| Warranty | 1 year | — |
The biggest practical difference is heating approach: G Pen Pro runs convection while Kingtons Black Widow runs conduction. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
Kingtons Black Widow is the cheaper option at $65 compared with $90 for the G Pen Pro, about $25 less. Live retailer pricing can shift, so confirm before buying.
G Pen Pro uses convection heating, while the Kingtons Black Widow uses conduction. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Kingtons Black Widow has the larger chamber at ~0.5g, versus ~0.25 grams on the G Pen Pro. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Heat-up times are very close: ~30 seconds on the G Pen Pro and <30 seconds on the Kingtons Black Widow. The real-world difference will be hard to notice mid-session.
G Pen Pro fully charges in <3 hours, ahead of 3-4 hours on the Kingtons Black Widow.
Kingtons Black Widow is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the G Pen Pro 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.