Price (USD)
Close / ContextualG Pen Pro
$90
XMAX QOMO
$89
Pricing is very close between both devices.


Side-by-side vaporizer comparison including specs, pricing context, and decision guidance.
G Pen Pro and XMAX QOMO are both portable / budget vaporizers, but they target different priorities. Their listed prices are close ($90 vs $89). XMAX QOMO has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
13
Different Specs
12
Shared Specs
1
Overall Overlap
8%
Shared Traits
Quick snapshot of the specs people usually care about first.
G Pen Pro
$90
XMAX QOMO
$89
Pricing is very close between both devices.
G Pen Pro
~30 seconds
XMAX QOMO
~20 seconds
XMAX QOMO has the quicker listed heat-up profile.
G Pen Pro
Convection
XMAX QOMO
—
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Pro
$90
XMAX QOMO
$89
Heating Type
G Pen Pro
Convection
XMAX QOMO
—
Heat Up Time
G Pen Pro
~30 seconds
XMAX QOMO
~20 seconds
Temperature Range
G Pen Pro
190°C - 220°C (375°F - 428°F)
XMAX QOMO
280°C - 350°C (536°F - 662°F)
Chamber Capacity
G Pen Pro
~0.25 grams
XMAX QOMO
—
Battery Capacity
G Pen Pro
2200mAh
XMAX QOMO
1350mAh
Battery Life
G Pen Pro
—
XMAX QOMO
10-20 Sessions
Charging
G Pen Pro
Micro-USB
XMAX QOMO
USB-C
Charge Time
G Pen Pro
<3 hours
XMAX QOMO
1-2 Hours
Brand
G Pen Pro
Grenco Science
XMAX QOMO
—
Direct comparison of shared and unique specifications from each device profile. (12 differences, 1 overlaps)
| Specification | G Pen Pro | XMAX QOMO |
|---|---|---|
| Price (USD) diff | $90 | $89 |
| Heating Type diff | Convection | — |
| Heat Up Time diff | ~30 seconds | ~20 seconds |
| Temperature Range diff | 190°C - 220°C (375°F - 428°F) | 280°C - 350°C (536°F - 662°F) |
| Chamber Capacity diff | ~0.25 grams | — |
| Battery Capacity diff | 2200mAh | 1350mAh |
| Battery Life diff | — | 10-20 Sessions |
| Charging diff | Micro-USB | USB-C |
| Charge Time diff | <3 hours | 1-2 Hours |
| Power Adjustment | Modular - 3 Stages | Modular - 3 Stages |
| Brand diff | Grenco Science | — |
| Chamber Material diff | Ceramic | — |
| Manufacturer diff | — | TopGreen Technology Co |
Neither is universally better. G Pen Pro fits some priorities, while XMAX QOMO fits others. This side-by-side comparison highlights the tradeoffs so you can choose based on your own use-case.
XMAX QOMO is listed lower ($89) compared with G Pen Pro ($90), but live retailer pricing can change.
XMAX QOMO has the faster listed heat-up time (~20 seconds) versus G Pen Pro (~30 seconds).
Jump into the full comparison hub to pick any two devices and open a canonical side-by-side page.