Price (USD)
Boundless Vexil edgeBoundless Vexil
$107
G Pen Hyer
$150
Boundless Vexil is typically around $43 lower.
Vaporizer Comparison
Boundless Vexil vs G Pen Hyer
Side-by-side specs, pricing context, and clear decision guidance.
Boundless Vexil
Boundless Technology from $119.99
VS
G Pen Hyer
Grenco Science from $249.99
Editorial Summary
Boundless Vexil and G Pen Hyer are both portable / conduction vaporizers, but they target different priorities. Boundless Vexil is usually the lower-cost pick at $107, around $43 below G Pen Hyer. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
23
Different Specs
19
Shared Specs
4
Overall Overlap
17%
Shared Traits
Portable Conduction Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heating Style
Close callBoundless Vexil
Conduction
G Pen Hyer
Conduction
Both devices use a similar heating approach.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
Boundless Vexil
$107
G Pen Hyer
$150
Temperature Range
Boundless Vexil
377°F - 437°F
G Pen Hyer
180°C - 220°C dry herb, 250°C - 450°C concentrate
Battery Type
Boundless Vexil
Internal
G Pen Hyer
External Battery Pack
Battery Capacity
Boundless Vexil
1800mAh
G Pen Hyer
6000mAh
Power Adjustment
Boundless Vexil
Modular - 4 stage
G Pen Hyer
Digital Control - 5 Stage Modular
Chamber Material
Boundless Vexil
Ceramic
G Pen Hyer
Ceramic (dry herb tank), Quartz (concentrate tank)
Brand
Boundless Vexil
Boundless Technology
G Pen Hyer
Grenco Science
Haptic Feedback
Boundless Vexil
Yes
G Pen Hyer
No
Release Date
Boundless Vexil
2021
G Pen Hyer
2022
Choose Boundless Vexil if...
- You want the lower listed entry price ($107 vs $150).
- Your usage leans toward discrete sessions.
- You prefer Boundless Vexil's overall feature mix and form factor.
Lowest price
$119.99
at The Stash Shack
Choose G Pen Hyer if...
- Your usage leans toward concentrates and premium sessions.
- You prefer G Pen Hyer's overall feature mix and form factor.
- You value how the G Pen Hyer balances size, controls, and everyday practicality.
Current price
$249.99
at Slick Vapes
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.
Spec Comparison Table
Direct comparison of every spec from each device profile.
19 differ 4 shared
| Specification | Boundless Vexil | G Pen Hyer |
|---|---|---|
| Price (USD) | $107 | $150 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Conduction |
| Heat Up Time | 15 Seconds | — |
| Temperature Range | 377°F - 437°F | 180°C - 220°C dry herb, 250°C - 450°C concentrate |
| Chamber Capacity | 0.5g | ~0.5g |
| Battery Type | Internal | External Battery Pack |
| Battery Capacity | 1800mAh | 6000mAh |
| Charging | USB-C | USB-C |
| Charge Time | — | 2.5 - 3 hours |
| Dimensions | 108x45x20mm | — |
| Weight | 154g | — |
| Power Adjustment | Modular - 4 stage | Digital Control - 5 Stage Modular |
| Chamber Material | Ceramic | Ceramic (dry herb tank), Quartz (concentrate tank) |
| Concentrate Support | — | Yes |
| Brand | Boundless Technology | Grenco Science |
| Country of Manufacture | China | — |
| Display Type | — | LED Light User Interface |
| Haptic Feedback | Yes | No |
| Heating Element | — | Stainless Steel |
| Release Date | 2021 | 2022 |
| Session Style | — | Session |
| Warranty | 3 years | — |
Comparison FAQs
What is the biggest difference between the Boundless Vexil and the G Pen Hyer?
There's no single headline gap. The differences are spread across 19 smaller spec rows rather than concentrated in one place. The spec table below marks each row that differs.
Which is cheaper, the Boundless Vexil or the G Pen Hyer?
Boundless Vexil is the cheaper option at $107 compared with $150 for the G Pen Hyer, about $43 less. Live retailer pricing can shift, so confirm before buying.
Can I set custom temperatures on the Boundless Vexil or the G Pen Hyer?
Boundless Vexil controls heat with modular - 4 stage, while the G Pen Hyer uses digital control - 5 stage modular. G Pen Hyer gives you finer per-degree control.
Which is more discreet, the Boundless Vexil or the G Pen Hyer?
Boundless Vexil 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.
How similar are the Boundless Vexil and the G Pen Hyer?
Across the 23 specs we line up, they share 4 and differ on 19, an overlap of about 17%. The differences are concentrated in the areas the spec table highlights with a marker.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.