Price (USD)
Tronian Milatron edgeG Pen Roam
$200
Tronian Milatron
$110
Tronian Milatron is typically around $90 lower.
Vaporizer Comparison
Side-by-side specs, pricing context, and clear decision guidance.
G Pen Roam
Grenco Science $200
Tronian Milatron
Tronian $110
G Pen Roam and Tronian Milatron are both portable / electronic vaporizers, but they target different priorities. Tronian Milatron is usually the lower-cost pick at $110, around $90 below G Pen Roam. G Pen Roam has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
23
Different Specs
19
Shared Specs
4
Overall Overlap
17%
Shared Traits
A quick snapshot of the specs people usually care about first.
G Pen Roam
$200
Tronian Milatron
$110
Tronian Milatron is typically around $90 lower.
G Pen Roam
~5 seconds
Tronian Milatron
<35 seconds
G Pen Roam has the quicker listed heat-up profile.
G Pen Roam
~317g
Tronian Milatron
130g
Tronian Milatron is the lighter listed unit.
G Pen Roam
Conduction
Tronian Milatron
Hybrid (Primarily Convection)
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
G Pen Roam
$200
Tronian Milatron
$110
Heating Type
G Pen Roam
Conduction
Tronian Milatron
Hybrid (Primarily Convection)
Heat Up Time
G Pen Roam
~5 seconds
Tronian Milatron
<35 seconds
Temperature Range
G Pen Roam
204°C - 427°C (400°F - 800°F)
Tronian Milatron
160°C - 240°C
Battery Capacity
G Pen Roam
1300mAh
Tronian Milatron
2300mAh
Battery Life
G Pen Roam
15-20 sessions
Tronian Milatron
~1 hour
Charging
G Pen Roam
Micro-USB
Tronian Milatron
USB-C
Dimensions
G Pen Roam
178x127x102mm
Tronian Milatron
114x30x30mm
Weight
G Pen Roam
~317g
Tronian Milatron
130g
Chamber Material
G Pen Roam
Quartz
Tronian Milatron
Aluminium
Direct comparison of every spec from each device profile.
| Specification | G Pen Roam | Tronian Milatron |
|---|---|---|
| Price (USD) | $200 | $110 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Hybrid (Primarily Convection) |
| Heat Up Time | ~5 seconds | <35 seconds |
| Temperature Range | 204°C - 427°C (400°F - 800°F) | 160°C - 240°C |
| Chamber Capacity | — | <0.25 grams |
| Battery Type | Internal | Internal |
| Battery Capacity | 1300mAh | 2300mAh |
| Battery Life | 15-20 sessions | ~1 hour |
| Charging | Micro-USB | USB-C |
| Charge Time | ~2 hours | — |
| Dimensions | 178x127x102mm | 114x30x30mm |
| Weight | ~317g | 130g |
| Power Adjustment | Digital Control | Digital Control |
| Chamber Material | Quartz | Aluminium |
| Concentrate Support | Yes | — |
| Brand | Grenco Science | Tronian |
| Adjustable Airflow | No | — |
| Display Type | LED | — |
| Haptic Feedback | Yes | — |
| Release Date | 2020 | 2022 |
| Session Style | — | Session |
| Warranty | 1 year | 1 year |
The biggest practical difference is heating approach: G Pen Roam runs conduction while Tronian Milatron runs hybrid (primarily convection). That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
Tronian Milatron is the cheaper option at $110 compared with $200 for the G Pen Roam, about $90 less. Live retailer pricing can shift, so confirm before buying.
G Pen Roam reaches session-ready temperature in ~5 seconds, while the Tronian Milatron takes <35 seconds. That's roughly 30 seconds quicker on the G Pen Roam, which is useful if you want shorter, on-demand sessions.
G Pen Roam uses conduction heating, while the Tronian Milatron uses hybrid (primarily convection). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Tronian Milatron is the lighter unit at 130g, around 187g less than the G Pen Roam at ~317g. The lighter device is easier to carry and pocket day-to-day.
G Pen Roam's spec sheet lists 15-20 sessions; the Tronian Milatron lists ~1 hour. The two manufacturers measure battery life differently here, so direct comparison isn't straightforward.
G Pen Roam covers 204°C - 427°C (400°F - 800°F), a wider band than the Tronian Milatron at 160°C - 240°C. A wider range gives you more room to dial in flavor at the low end and big clouds at the top.
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.