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Vaporizer Comparison

G Pen Pro vs Tafee Flaske

Side-by-side specs, pricing context, and clear decision guidance.

G Pen Pro

G Pen Pro

Grenco Science $90

VS
Tafee Flaske

Tafee Flaske

Tafee $567

Editorial Summary

G Pen Pro and Tafee Flaske are both portable / convection vaporizers, but they target different priorities. G Pen Pro is usually the lower-cost pick at $90, around $477 below Tafee Flaske. Tafee Flaske has the quicker listed heat-up profile, which can matter for shorter sessions.

Specs Compared

25

Different Specs

24

Shared Specs

1

Overall Overlap

4%

Shared Traits

Portable Convection Electronic

Head-to-Head Highlights

A quick snapshot of the specs people usually care about first.

Price (USD)

G Pen Pro edge

G Pen Pro

$90

Tafee Flaske

$567

G Pen Pro is typically around $477 lower.

Heat-Up Time

Tafee Flaske edge

G Pen Pro

~30 seconds

Tafee Flaske

~1 second, on demand

Tafee Flaske has the quicker listed heat-up profile.

Heating Style

Close call

G Pen Pro

Convection

Tafee Flaske

Pure convection, breath sensing

Heating style differs, which can impact flavor and extraction behavior.

Key Differences at a Glance

Top specs where these two devices diverge.

10 differences

Price (USD)

G Pen Pro

$90

Tafee Flaske

$567

Heating Type

G Pen Pro

Convection

Tafee Flaske

Pure convection, breath sensing

Heat Up Time

G Pen Pro

~30 seconds

Tafee Flaske

~1 second, on demand

Temperature Range

G Pen Pro

190°C - 220°C (375°F - 428°F)

Tafee Flaske

Up to 260°C (500°F)

Chamber Capacity

G Pen Pro

~0.25 grams

Tafee Flaske

~0.10g per ceramic pot

Battery Type

G Pen Pro

Internal

Tafee Flaske

21700 lithium-ion (user replaceable)

Battery Capacity

G Pen Pro

2200mAh

Tafee Flaske

5000mAh

Charging

G Pen Pro

Micro-USB

Tafee Flaske

USB-C, Quick Charge 3.0

Charge Time

G Pen Pro

<3 hours

Tafee Flaske

~90 minutes

Power Adjustment

G Pen Pro

Modular - 3 Stages

Tafee Flaske

Five preset power levels (Soft, Low, Medium, High, Max)

Choose G Pen Pro if...

  • You want the lower listed entry price ($90 vs $567).
  • You prefer a convection heating profile.
  • Your usage leans toward budget sessions.
View G Pen Pro Profile

Choose Tafee Flaske if...

  • You care about faster heat-up time for quicker sessions.
  • You prefer a pure convection, breath sensing heating profile.
  • Your usage leans toward premium and battery swap sessions.
View Tafee Flaske Profile

Spec Comparison Table

Direct comparison of every spec from each device profile.

24 differ 1 shared
SpecificationG Pen ProTafee Flaske
Price (USD) $90$567
Device Type PortablePortable
Heating Type ConvectionPure convection, breath sensing
Heat Up Time ~30 seconds~1 second, on demand
Temperature Range 190°C - 220°C (375°F - 428°F)Up to 260°C (500°F)
Chamber Capacity ~0.25 grams~0.10g per ceramic pot
Battery Type Internal21700 lithium-ion (user replaceable)
Battery Capacity 2200mAh5000mAh
Battery Life Multiple sessions per charge, recharge every 4 to 6 pots
Charging Micro-USBUSB-C, Quick Charge 3.0
Charge Time <3 hours~90 minutes
Dimensions 110 x 82.5 x 28mm
Weight 226 grams
Power Adjustment Modular - 3 StagesFive preset power levels (Soft, Low, Medium, High, Max)
Chamber Material CeramicFood grade ceramic oven pots with stainless steel screens
Concentrate Support Ceramic pots are rated for loose leaf and extracts
Brand Grenco ScienceTafee
Adjustable Airflow No (isolated air path with low resistance)
Country of Manufacture Canada
Haptic Feedback Yes
Manufacturer Tafee Technologies Corporation, Burlington, Ontario
Pot Vault Stores two preloaded ceramic pots in the body
Release Date 20172026
Session Style SessionOn-Demand
Warranty 1 year2 years on the device, excluding mouthpieces, stem, ceramic pots and shredder

Comparison FAQs

What is the biggest difference between the G Pen Pro and the Tafee Flaske?

The biggest practical difference is price tier: the G Pen Pro sits at $90 while the Tafee Flaske is $567, a gap of about $477 that puts them in different buying brackets.

Which is cheaper, the G Pen Pro or the Tafee Flaske?

G Pen Pro is the cheaper option at $90 compared with $567 for the Tafee Flaske, about $477 less. Live retailer pricing can shift, so confirm before buying.

Which heats up faster, the G Pen Pro or the Tafee Flaske?

Tafee Flaske reaches session-ready temperature in ~1 second, on demand, while the G Pen Pro takes ~30 seconds. That's roughly 29 seconds quicker on the Tafee Flaske, which is useful if you want shorter, on-demand sessions.

What's the difference in heating between the G Pen Pro and the Tafee Flaske?

G Pen Pro uses convection heating, while the Tafee Flaske uses pure convection, breath sensing. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.

Does the G Pen Pro or the Tafee Flaske hold more flower?

G Pen Pro has the larger chamber at ~0.25 grams, versus ~0.10g per ceramic pot on the Tafee Flaske. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.

Can I swap the batteries on the G Pen Pro or the Tafee Flaske?

Tafee Flaske uses 21700 lithium-ion (user replaceable), so you can carry spares for back-to-back days. The G Pen Pro has a built-in battery you can't swap on the go.

Which charges faster, the G Pen Pro or the Tafee Flaske?

Tafee Flaske fully charges in ~90 minutes, ahead of <3 hours on the G Pen Pro.

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