Price (USD)
XMAX V3 Nano edgeG Pen Connect
$180
XMAX V3 Nano
$50
XMAX V3 Nano is typically around $130 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Connect
Grenco Science $180
XMAX V3 Nano
XMAX $50
G Pen Connect and XMAX V3 Nano are both portable / electronic vaporizers, but they target different priorities. XMAX V3 Nano is usually the lower-cost pick at $50, around $130 below G Pen Connect. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
29
Different Specs
27
Shared Specs
2
Overall Overlap
7%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Connect
$180
XMAX V3 Nano
$50
XMAX V3 Nano is typically around $130 lower.
G Pen Connect
Conduction
XMAX V3 Nano
Hybrid (primarily convection)
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Connect
$180
XMAX V3 Nano
$50
Heating Type
G Pen Connect
Conduction
XMAX V3 Nano
Hybrid (primarily convection)
Temperature Range
G Pen Connect
180°C - 220°C (356°F - 428°F)
XMAX V3 Nano
200 - 220C (single temp setting)
Battery Type
G Pen Connect
Internal
XMAX V3 Nano
Internal (non-swappable)
Battery Capacity
G Pen Connect
850mAh
XMAX V3 Nano
1000mAh
Battery Life
G Pen Connect
10-15 sessions
XMAX V3 Nano
5-6 sessions
Charging
G Pen Connect
Micro-USB
XMAX V3 Nano
USB-C
Charge Time
G Pen Connect
~2 hours
XMAX V3 Nano
~50 minutes
Power Adjustment
G Pen Connect
Digital Control - 3 Stage Modular
XMAX V3 Nano
None (fixed preset)
Chamber Material
G Pen Connect
Ceramic
XMAX V3 Nano
Stainless steel
Direct comparison of every spec from each device profile.
| Specification | G Pen Connect | XMAX V3 Nano |
|---|---|---|
| Price (USD) | $180 | $50 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Hybrid (primarily convection) |
| Heat Up Time | — | 30 seconds |
| Temperature Range | 180°C - 220°C (356°F - 428°F) | 200 - 220C (single temp setting) |
| Chamber Capacity | — | ~0.1g |
| Battery Type | Internal | Internal (non-swappable) |
| Battery Capacity | 850mAh | 1000mAh |
| Battery Life | 10-15 sessions | 5-6 sessions |
| Charging | Micro-USB | USB-C |
| Charge Time | ~2 hours | ~50 minutes |
| Dimensions | 79.1x59x22.4mm | — |
| Width | — | 2cm |
| Height | — | 13.5cm |
| Weight | — | 50g |
| Power Adjustment | Digital Control - 3 Stage Modular | None (fixed preset) |
| Chamber Material | Ceramic | Stainless steel |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | XMAX |
| Country of Manufacture | — | China |
| Display Type | — | None |
| Haptic Feedback | No | Yes |
| Heating Element | Ceramic | — |
| Manufacturer | — | TopGreen Technology Co |
| Release Date | 2019 | 2023 |
| Session Style | — | Session |
| Session Timer | — | 3 minutes |
| Thickness | — | 2cm |
| Warranty | 1 year | 1 year |
The biggest practical difference is price tier: the XMAX V3 Nano sits at $50 while the G Pen Connect is $180, a gap of about $130 that puts them in different buying brackets.
XMAX V3 Nano is the cheaper option at $50 compared with $180 for the G Pen Connect, about $130 less. Live retailer pricing can shift, so confirm before buying.
G Pen Connect uses conduction heating, while the XMAX V3 Nano uses hybrid (primarily convection). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
G Pen Connect controls heat with digital control - 3 stage modular, while the XMAX V3 Nano uses none (fixed preset). G Pen Connect gives you finer per-degree control.
XMAX V3 Nano fully charges in ~50 minutes, ahead of ~2 hours on the G Pen Connect.
G Pen Connect's spec sheet lists 10-15 sessions; the XMAX V3 Nano lists 5-6 sessions. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
XMAX V3 Nano charges over USB-C; the G Pen Connect 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.