Price (USD)
Close callFirefly 2+
$250
PAX 3
$250
Pricing is very close between both devices.
Vaporizer Comparison
Firefly 2+ vs PAX 3
Side-by-side specs, pricing context, and clear decision guidance.
Firefly 2+
Firefly Vapor $250
VS
PAX 3
PAX Labs $250
Editorial Summary
Firefly 2+ and PAX 3 are both portable / electronic vaporizers, but they target different priorities. Their listed prices are close ($250 vs $250). Firefly 2+ 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
Portable Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
Firefly 2+ edgeFirefly 2+
~3 seconds
PAX 3
<30 seconds
Firefly 2+ has the quicker listed heat-up profile.
Weight
PAX 3 edgeFirefly 2+
~140g
PAX 3
~93 grams
PAX 3 is the lighter listed unit.
Heating Style
Close callFirefly 2+
Convection
PAX 3
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Heating Type
Firefly 2+
Convection
PAX 3
Conduction
Heat Up Time
Firefly 2+
~3 seconds
PAX 3
<30 seconds
Temperature Range
Firefly 2+
93°C - 260°C
PAX 3
182°C - 215°C (360°F - 420°F)
Chamber Capacity
Firefly 2+
~0.15g
PAX 3
0.35 - 0.5 grams
Battery Type
Firefly 2+
Removable (proprietary)
PAX 3
Internal 18650
Battery Capacity
Firefly 2+
770mAh
PAX 3
3500mAh
Charge Time
Firefly 2+
~45 minutes
PAX 3
~90 minutes
Dimensions
Firefly 2+
129x36x24mm
PAX 3
98mm x 31mm x 22mm
Weight
Firefly 2+
~140g
PAX 3
~93 grams
Power Adjustment
Firefly 2+
Digital (precise)
PAX 3
Modular - 4 stages
Choose Firefly 2+ if...
- You care about faster heat-up time for quicker sessions.
- You prefer a convection heating profile.
- Your usage leans toward premium and battery swap sessions.
Typical price
$250
Sold by The Stash Shack
Choose PAX 3 if...
- You want the lighter unit for carrying and travel.
- You prefer a conduction heating profile.
- Your usage leans toward conduction and concentrates sessions.
Typical price
$250
Sold by To the Cloud Vapor Store
Prices are read automatically from retailer pages; 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 | Firefly 2+ | PAX 3 |
|---|---|---|
| Price (USD) | $250 | $250 |
| Device Type | Portable | Portable |
| Heating Type | Convection | Conduction |
| Heat Up Time | ~3 seconds | <30 seconds |
| Temperature Range | 93°C - 260°C | 182°C - 215°C (360°F - 420°F) |
| Chamber Capacity | ~0.15g | 0.35 - 0.5 grams |
| Battery Type | Removable (proprietary) | Internal 18650 |
| Battery Capacity | 770mAh | 3500mAh |
| Battery Life | <90 minutes | ~90 minutes |
| Charging | Proprietary Dock | Proprietary Dock |
| Charge Time | ~45 minutes | ~90 minutes |
| Pass-Through Charging | No | — |
| Bluetooth / App | — | Yes |
| Dimensions | 129x36x24mm | 98mm x 31mm x 22mm |
| Weight | ~140g | ~93 grams |
| Power Adjustment | Digital (precise) | Modular - 4 stages |
| Chamber Material | Glass | Stainless Steel |
| Concentrate Support | — | Yes |
| Brand | Firefly Vapor | PAX Labs |
| Chamber Type | Ceramic | — |
| Release Date | 2019 | 2016 |
| Session Style | On-Demand | — |
| Warranty | 2 years | 10 years |
Comparison FAQs
What is the biggest difference between the Firefly 2+ and the PAX 3?
The biggest practical difference is heating approach: Firefly 2+ runs convection while PAX 3 runs conduction. That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
Which heats up faster, the Firefly 2+ or the PAX 3?
Firefly 2+ reaches session-ready temperature in ~3 seconds, while the PAX 3 takes <30 seconds. That's roughly 27 seconds quicker on the Firefly 2+, which is useful if you want shorter, on-demand sessions.
What's the difference in heating between the Firefly 2+ and the PAX 3?
Firefly 2+ uses convection heating, while the PAX 3 uses conduction. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the Firefly 2+ or the PAX 3 hold more flower?
PAX 3 has the larger chamber at 0.35 - 0.5 grams, versus ~0.15g on the Firefly 2+. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Which is lighter, the Firefly 2+ or the PAX 3?
PAX 3 is the lighter unit at ~93 grams, around 47g less than the Firefly 2+ at ~140g. The lighter device is easier to carry and pocket day-to-day.
Which is cheaper, the Firefly 2+ or the PAX 3?
Listed prices are close: $250 for the Firefly 2+ versus $250 for the PAX 3. Day-to-day price will likely come down to whichever retailer is running a promotion.
Can I swap the batteries on the Firefly 2+ or the PAX 3?
Firefly 2+ uses removable (proprietary), so you can carry spares for back-to-back days. The PAX 3 has a built-in battery you can't swap on the go.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.