Price (USD)
G Pen Hyer edgeG Pen Hyer
$150
PAX FOUR
$250
G Pen Hyer is typically around $100 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Hyer
Grenco Science from $249.99
PAX FOUR
PAX Labs $250
G Pen Hyer and PAX FOUR are both portable / electronic vaporizers, but they target different priorities. G Pen Hyer is usually the lower-cost pick at $150, around $100 below PAX FOUR. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
25
Different Specs
22
Shared Specs
3
Overall Overlap
12%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Hyer
$150
PAX FOUR
$250
G Pen Hyer is typically around $100 lower.
G Pen Hyer
Conduction
PAX FOUR
Hybrid (conduction and convection)
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Hyer
$150
PAX FOUR
$250
Heating Type
G Pen Hyer
Conduction
PAX FOUR
Hybrid (conduction and convection)
Temperature Range
G Pen Hyer
180°C - 220°C dry herb, 250°C - 450°C concentrate
PAX FOUR
190-220°C (374-428°F)
Chamber Capacity
G Pen Hyer
~0.5g
PAX FOUR
~0.3g
Battery Type
G Pen Hyer
External Battery Pack
PAX FOUR
Internal lithium-ion
Battery Capacity
G Pen Hyer
6000mAh
PAX FOUR
2800mAh
Charge Time
G Pen Hyer
2.5 - 3 hours
PAX FOUR
~90 minutes
Power Adjustment
G Pen Hyer
Digital Control - 5 Stage Modular
PAX FOUR
Four preset heat modes (purple, green, yellow, orange)
Chamber Material
G Pen Hyer
Ceramic (dry herb tank), Quartz (concentrate tank)
PAX FOUR
Stainless steel
Concentrate Support
G Pen Hyer
Yes
PAX FOUR
No (not compatible with the PAX Concentrate Insert)
Current price
$249.99
at Slick Vapes
Typical price
$250
Sold by The Stash Shack
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 Hyer | PAX FOUR |
|---|---|---|
| Price (USD) | $150 | $250 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Hybrid (conduction and convection) |
| Heat Up Time | — | 55-70 seconds |
| Temperature Range | 180°C - 220°C dry herb, 250°C - 450°C concentrate | 190-220°C (374-428°F) |
| Chamber Capacity | ~0.5g | ~0.3g |
| Battery Type | External Battery Pack | Internal lithium-ion |
| Battery Capacity | 6000mAh | 2800mAh |
| Battery Life | — | Up to 5 sessions, about 50 minutes of run time |
| Charging | USB-C | USB-C |
| Charge Time | 2.5 - 3 hours | ~90 minutes |
| Dimensions | — | 108 x 36 x 29mm |
| Weight | — | 125 grams |
| Power Adjustment | Digital Control - 5 Stage Modular | Four preset heat modes (purple, green, yellow, orange) |
| Chamber Material | Ceramic (dry herb tank), Quartz (concentrate tank) | Stainless steel |
| Concentrate Support | Yes | No (not compatible with the PAX Concentrate Insert) |
| Brand | Grenco Science | PAX Labs |
| Adjustable Airflow | — | No (flat and raised mouthpieces change the draw) |
| Display Type | LED Light User Interface | LED petals |
| Haptic Feedback | No | — |
| Heating Element | Stainless Steel | — |
| Manufacturer | — | PAX Labs, Inc (model X410) |
| Release Date | 2022 | 2026 |
| Session Style | Session | Session |
| Warranty | — | 2 years, plus 1 year when registered within 30 days |
The biggest practical difference is price tier: the G Pen Hyer sits at $150 while the PAX FOUR is $250, a gap of about $100 that puts them in different buying brackets.
G Pen Hyer is the cheaper option at $150 compared with $250 for the PAX FOUR, about $100 less. Live retailer pricing can shift, so confirm before buying.
G Pen Hyer uses conduction heating, while the PAX FOUR uses hybrid (conduction and convection). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Hyer has the larger chamber at ~0.5g, versus ~0.3g on the PAX FOUR. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Only the G Pen Hyer supports concentrates out of the box. The PAX FOUR is dry-herb-only by design.
G Pen Hyer controls heat with digital control - 5 stage modular, while the PAX FOUR uses four preset heat modes (purple, green, yellow, orange). G Pen Hyer gives you finer per-degree control.
PAX FOUR fully charges in ~90 minutes, ahead of 2.5 - 3 hours on the G Pen Hyer.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.