Price (USD)
Close callG Pen Connect
$180
Utillian 722
$170
Pricing is very close between both devices.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Connect
Grenco Science $180
Utillian 722
Utillian $170
G Pen Connect and Utillian 722 are both portable / electronic vaporizers, but they target different priorities. Their listed prices are close ($180 vs $170). Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
22
Different Specs
17
Shared Specs
5
Overall Overlap
23%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Connect
$180
Utillian 722
$170
Pricing is very close between both devices.
G Pen Connect
Conduction
Utillian 722
Convection
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Connect
$180
Utillian 722
$170
Heating Type
G Pen Connect
Conduction
Utillian 722
Convection
Temperature Range
G Pen Connect
180°C - 220°C (356°F - 428°F)
Utillian 722
180°C - 225°C
Battery Capacity
G Pen Connect
850mAh
Utillian 722
2300mAh
Battery Life
G Pen Connect
10-15 sessions
Utillian 722
~60 minutes
Dimensions
G Pen Connect
79.1x59x22.4mm
Utillian 722
111x58x28mm
Power Adjustment
G Pen Connect
Digital Control - 3 Stage Modular
Utillian 722
Modular - 5 stage
Chamber Material
G Pen Connect
Ceramic
Utillian 722
Stainless Steel
Brand
G Pen Connect
Grenco Science
Utillian 722
Utillian
Direct comparison of every spec from each device profile.
| Specification | G Pen Connect | Utillian 722 |
|---|---|---|
| Price (USD) | $180 | $170 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Convection |
| Heat Up Time | — | ~30 seconds |
| Temperature Range | 180°C - 220°C (356°F - 428°F) | 180°C - 225°C |
| Chamber Capacity | — | <0.4 grams |
| Battery Type | Internal | Internal |
| Battery Capacity | 850mAh | 2300mAh |
| Battery Life | 10-15 sessions | ~60 minutes |
| Charging | Micro-USB | Micro-USB |
| Charge Time | ~2 hours | ~2 hours |
| Dimensions | 79.1x59x22.4mm | 111x58x28mm |
| Weight | — | 180g |
| Power Adjustment | Digital Control - 3 Stage Modular | Modular - 5 stage |
| Chamber Material | Ceramic | Stainless Steel |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | Utillian |
| Haptic Feedback | No | — |
| Heating Element | Ceramic | — |
| Release Date | 2019 | — |
| Session Style | — | Session |
| Warranty | 1 year | 1 year |
The biggest practical difference is heating approach: G Pen Connect runs conduction while Utillian 722 runs convection. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
G Pen Connect uses conduction heating, while the Utillian 722 uses convection. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Listed prices are close: $180 for the G Pen Connect versus $170 for the Utillian 722. Day-to-day price will likely come down to whichever retailer is running a promotion.
G Pen Connect controls heat with digital control - 3 stage modular, while the Utillian 722 uses modular - 5 stage. G Pen Connect gives you finer per-degree control.
Utillian 722 is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the G Pen Connect is more conspicuous in hand and harder to keep out of sight.
G Pen Connect's spec sheet lists 10-15 sessions; the Utillian 722 lists ~60 minutes. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
Across the 22 specs we line up, they share 5 and differ on 17, an overlap of about 23%. The differences are concentrated in the areas the spec table highlights with a marker.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.