Price (USD)
ViVANT Alternate edgeG Pen Hyer
$250
ViVANT Alternate
$110
ViVANT Alternate is typically around $140 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Hyer
Grenco Science $250
ViVANT Alternate
ViVANT $110
G Pen Hyer and ViVANT Alternate are both portable / electronic vaporizers, but they target different priorities. ViVANT Alternate is usually the lower-cost pick at $110, around $140 below G Pen Hyer. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
24
Different Specs
22
Shared Specs
2
Overall Overlap
8%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Hyer
$250
ViVANT Alternate
$110
ViVANT Alternate is typically around $140 lower.
G Pen Hyer
Conduction
ViVANT Alternate
Hybrid
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Hyer
$250
ViVANT Alternate
$110
Heating Type
G Pen Hyer
Conduction
ViVANT Alternate
Hybrid
Temperature Range
G Pen Hyer
180°C - 220°C (356°F - 428°F)
ViVANT Alternate
158°F - 428°F
Chamber Capacity
G Pen Hyer
~0.5g
ViVANT Alternate
0.1g - 0.2g
Battery Type
G Pen Hyer
External Battery Pack
ViVANT Alternate
18650
Battery Capacity
G Pen Hyer
6000mAh
ViVANT Alternate
2100mAh
Charging
G Pen Hyer
USB-C
ViVANT Alternate
Micro USB
Charge Time
G Pen Hyer
2.5 - 3 hours
ViVANT Alternate
1-2 hours
Power Adjustment
G Pen Hyer
Digital Control - 5 Stage Modular
ViVANT Alternate
Digital (precise)
Chamber Material
G Pen Hyer
Ceramic
ViVANT Alternate
Aluminum
Direct comparison of every spec from each device profile.
| Specification | G Pen Hyer | ViVANT Alternate |
|---|---|---|
| Price (USD) | $250 | $110 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Hybrid |
| Temperature Range | 180°C - 220°C (356°F - 428°F) | 158°F - 428°F |
| Chamber Capacity | ~0.5g | 0.1g - 0.2g |
| Battery Type | External Battery Pack | 18650 |
| Battery Capacity | 6000mAh | 2100mAh |
| Battery Life | — | ~45 minutes |
| Charging | USB-C | Micro USB |
| Charge Time | 2.5 - 3 hours | 1-2 hours |
| Dimensions | — | 108x52x32mm |
| Weight | — | 235g |
| Power Adjustment | Digital Control - 5 Stage Modular | Digital (precise) |
| Chamber Material | Ceramic | Aluminum |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | ViVANT |
| Adjustable Airflow | — | Yes |
| Display Type | LED Light User Interface | OLED |
| Haptic Feedback | No | — |
| Heating Element | Stainless Steel | — |
| Release Date | 2022 | — |
| Replaceable Battery | — | Yes |
| Session Style | Session | Session |
| Warranty | — | 1 year |
The biggest practical difference is price tier: the ViVANT Alternate sits at $110 while the G Pen Hyer is $250, a gap of about $140 that puts them in different buying brackets.
ViVANT Alternate is the cheaper option at $110 compared with $250 for the G Pen Hyer, about $140 less. Live retailer pricing can shift, so confirm before buying.
G Pen Hyer uses conduction heating, while the ViVANT Alternate uses hybrid. 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 0.1g - 0.2g on the ViVANT Alternate. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
ViVANT Alternate uses 18650, so you can carry spares for back-to-back days. The G Pen Hyer has a built-in battery you can't swap on the go.
ViVANT Alternate fully charges in 1-2 hours, ahead of 2.5 - 3 hours on the G Pen Hyer.
G Pen Hyer charges over USB-C; the ViVANT Alternate uses a Micro USB port. USB-C means one fewer cable to keep around if your phone and laptop already use it.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.