Price (USD)
JCVAP EVOK edgeG Pen Hyer
$150
JCVAP EVOK
$65
JCVAP EVOK is typically around $85 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Hyer
Grenco Science from $249.99
JCVAP EVOK
JCVAP from $55.25
G Pen Hyer and JCVAP EVOK are both portable / electronic vaporizers, but they target different priorities. JCVAP EVOK is usually the lower-cost pick at $65, around $85 below G Pen Hyer. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
21
Different Specs
19
Shared Specs
2
Overall Overlap
10%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Hyer
$150
JCVAP EVOK
$65
JCVAP EVOK is typically around $85 lower.
G Pen Hyer
Conduction
JCVAP EVOK
Quartz 3D heater
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Hyer
$150
JCVAP EVOK
$65
Heating Type
G Pen Hyer
Conduction
JCVAP EVOK
Quartz 3D heater
Temperature Range
G Pen Hyer
180°C - 220°C dry herb, 250°C - 450°C concentrate
JCVAP EVOK
170-235°C (338-455°F)
Battery Type
G Pen Hyer
External Battery Pack
JCVAP EVOK
Built-in
Battery Capacity
G Pen Hyer
6000mAh
JCVAP EVOK
1300mAh
Power Adjustment
G Pen Hyer
Digital Control - 5 Stage Modular
JCVAP EVOK
Five presets
Brand
G Pen Hyer
Grenco Science
JCVAP EVOK
JCVAP
Display Type
G Pen Hyer
LED Light User Interface
JCVAP EVOK
Full colour LED button
Release Date
G Pen Hyer
2022
JCVAP EVOK
2024
Current price
$249.99
at Slick Vapes
Current price
$55.25
at JCVAP
Prices are read automatically from retailer pages and were last checked Oct 2, 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 | JCVAP EVOK |
|---|---|---|
| Price (USD) | $150 | $65 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Quartz 3D heater |
| Temperature Range | 180°C - 220°C dry herb, 250°C - 450°C concentrate | 170-235°C (338-455°F) |
| Chamber Capacity | ~0.5g | — |
| Battery Type | External Battery Pack | Built-in |
| Battery Capacity | 6000mAh | 1300mAh |
| Charging | USB-C | USB-C |
| Charge Time | 2.5 - 3 hours | — |
| Power Adjustment | Digital Control - 5 Stage Modular | Five presets |
| Chamber Material | Ceramic (dry herb tank), Quartz (concentrate tank) | — |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | JCVAP |
| Display Type | LED Light User Interface | Full colour LED button |
| Haptic Feedback | No | — |
| Heating Element | Stainless Steel | — |
| Mouthpiece | — | Quartz straw, 2cm, adjustable and removable |
| Release Date | 2022 | 2024 |
| Session Style | Session | — |
| Temperature Presets | — | 170°C/338°F, 190°C/374°F, 200°C/392°F, 210°C/410°F, 235°C/455°F |
| Warranty | — | Free replacement for faults within 30 days, 3-day returns |
The biggest practical difference is heating approach: G Pen Hyer runs conduction while JCVAP EVOK runs quartz 3d heater. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
JCVAP EVOK is the cheaper option at $65 compared with $150 for the G Pen Hyer, about $85 less. Live retailer pricing can shift, so confirm before buying.
G Pen Hyer uses conduction heating, while the JCVAP EVOK uses quartz 3d heater. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Hyer controls heat with digital control - 5 stage modular, while the JCVAP EVOK uses five presets. G Pen Hyer gives you finer per-degree control.
JCVAP EVOK is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the G Pen Hyer is more conspicuous in hand and harder to keep out of sight.
G Pen Hyer covers 180°C - 220°C dry herb, 250°C - 450°C concentrate, a wider band than the JCVAP EVOK at 170-235°C (338-455°F). A wider range gives you more room to dial in flavor at the low end and big clouds at the top.
Across the 21 specs we line up, they share 2 and differ on 19, an overlap of about 10%. 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.