Price (USD)
G Pen Pro edgeAnvil
$200
G Pen Pro
$90
G Pen Pro is typically around $110 lower.
Vaporizer Comparison
Anvil vs G Pen Pro
Side-by-side specs, pricing context, and clear decision guidance.
Anvil
Vestratto $200
VS
G Pen Pro
Grenco Science $90
Editorial Summary
Anvil and G Pen Pro are both portable vaporizers, but they target different priorities. G Pen Pro is usually the lower-cost pick at $90, around $110 below Anvil. Heat-up speed is broadly similar between the two.
Specs Compared
19
Different Specs
17
Shared Specs
2
Overall Overlap
11%
Shared Traits
Portable
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
Close callAnvil
Depending on the heat source, ~30 seconds
G Pen Pro
~30 seconds
Both devices are in a similar heat-up range.
Heating Style
Close callAnvil
Hybrid
G Pen Pro
Convection
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
Anvil
$200
G Pen Pro
$90
Heating Type
Anvil
Hybrid
G Pen Pro
Convection
Heat Up Time
Anvil
Depending on the heat source, ~30 seconds
G Pen Pro
~30 seconds
Temperature Range
Anvil
N/A
G Pen Pro
190°C - 220°C (375°F - 428°F)
Chamber Capacity
Anvil
~0.07 - 0.13g
G Pen Pro
~0.25 grams
Battery Type
Anvil
None
G Pen Pro
Internal
Battery Capacity
Anvil
N/A
G Pen Pro
2200mAh
Charging
Anvil
N/A
G Pen Pro
Micro-USB
Charge Time
Anvil
N/A
G Pen Pro
<3 hours
Power Adjustment
Anvil
Manual
G Pen Pro
Modular - 3 Stages
Choose Anvil if...
- You prefer a hybrid heating profile.
- Your usage leans toward analog and hybrid sessions.
- You prefer Anvil's overall feature mix and form factor.
Typical price
$200
No stores listed yet
Choose G Pen Pro if...
- You want the lower listed entry price ($90 vs $200).
- You prefer a convection heating profile.
- Your usage leans toward budget and convection sessions.
Typical price
$90
No stores listed yet
Spec Comparison Table
Direct comparison of every spec from each device profile.
17 differ 2 shared
| Specification | Anvil | G Pen Pro |
|---|---|---|
| Price (USD) | $200 | $90 |
| Device Type | Portable | Portable |
| Heating Type | Hybrid | Convection |
| Heat Up Time | Depending on the heat source, ~30 seconds | ~30 seconds |
| Temperature Range | N/A | 190°C - 220°C (375°F - 428°F) |
| Chamber Capacity | ~0.07 - 0.13g | ~0.25 grams |
| Battery Type | None | Internal |
| Battery Capacity | N/A | 2200mAh |
| Battery Life | N/A | — |
| Charging | N/A | Micro-USB |
| Charge Time | N/A | <3 hours |
| Power Adjustment | Manual | Modular - 3 Stages |
| Chamber Material | Stainless Steel | Ceramic |
| Brand | Vestratto | Grenco Science |
| Adjustable Airflow | Yes | — |
| Country of Manufacture | Canada | — |
| Release Date | — | 2017 |
| Session Style | Session | Session |
| Warranty | — | 1 year |
Comparison FAQs
What is the biggest difference between the Anvil and the G Pen Pro?
The biggest practical difference is price tier: the G Pen Pro sits at $90 while the Anvil is $200, a gap of about $110 that puts them in different buying brackets.
Which is cheaper, the Anvil or the G Pen Pro?
G Pen Pro is the cheaper option at $90 compared with $200 for the Anvil, about $110 less. Live retailer pricing can shift, so confirm before buying.
What's the difference in heating between the Anvil and the G Pen Pro?
Anvil uses hybrid heating, while the G Pen Pro uses convection. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the Anvil or the G Pen Pro hold more flower?
G Pen Pro has the larger chamber at ~0.25 grams, versus ~0.07 - 0.13g on the Anvil. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Which heats up faster, the Anvil or the G Pen Pro?
Heat-up times are very close: Depending on the heat source, ~30 seconds on the Anvil and ~30 seconds on the G Pen Pro. The real-world difference will be hard to notice mid-session.
Can I set custom temperatures on the Anvil or the G Pen Pro?
Anvil controls heat with manual, while the G Pen Pro uses modular - 3 stages. Both let you change temperature, just with different levels of precision.
Is the Anvil or the G Pen Pro better for microdosing?
Anvil is the better fit for microdosing in our database, typically thanks to a smaller chamber, finer temperature control, or both.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.