Price (USD)
Close callPAX 3
$250
PAX FOUR
$250
Pricing is very close between both devices.
Vaporizer Comparison
PAX 3 vs PAX FOUR
Side-by-side specs, pricing context, and clear decision guidance.
PAX 3
PAX Labs $250
VS
PAX FOUR
PAX Labs $250
Editorial Summary
PAX 3 and PAX FOUR are both portable / discrete vaporizers, but they target different priorities. Their listed prices are close ($250 vs $250). PAX 3 has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
24
Different Specs
19
Shared Specs
5
Overall Overlap
21%
Shared Traits
Portable Discrete Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
PAX 3 edgePAX 3
<30 seconds
PAX FOUR
55-70 seconds
PAX 3 has the quicker listed heat-up profile.
Weight
PAX 3 edgePAX 3
~93 grams
PAX FOUR
125 grams
PAX 3 is the lighter listed unit.
Heating Style
Close callPAX 3
Conduction
PAX FOUR
Hybrid (conduction and convection)
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Heating Type
PAX 3
Conduction
PAX FOUR
Hybrid (conduction and convection)
Heat Up Time
PAX 3
<30 seconds
PAX FOUR
55-70 seconds
Temperature Range
PAX 3
182°C - 215°C (360°F - 420°F)
PAX FOUR
190-220°C (374-428°F)
Chamber Capacity
PAX 3
0.35 - 0.5 grams
PAX FOUR
~0.3g
Battery Type
PAX 3
Internal 18650
PAX FOUR
Internal lithium-ion
Battery Capacity
PAX 3
3500mAh
PAX FOUR
2800mAh
Battery Life
PAX 3
~90 minutes
PAX FOUR
Up to 5 sessions, about 50 minutes of run time
Charging
PAX 3
Proprietary Dock
PAX FOUR
USB-C
Dimensions
PAX 3
98mm x 31mm x 22mm
PAX FOUR
108 x 36 x 29mm
Weight
PAX 3
~93 grams
PAX FOUR
125 grams
Choose PAX 3 if...
- You care about faster heat-up time for quicker sessions.
- 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
Choose PAX FOUR if...
- You prefer a hybrid (conduction and convection) heating profile.
- Your usage leans toward hybrid sessions.
- You prefer PAX FOUR's overall feature mix and form factor.
Typical price
$250
Sold by The Stash Shack
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 5 shared
| Specification | PAX 3 | PAX FOUR |
|---|---|---|
| Price (USD) | $250 | $250 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Hybrid (conduction and convection) |
| Heat Up Time | <30 seconds | 55-70 seconds |
| Temperature Range | 182°C - 215°C (360°F - 420°F) | 190-220°C (374-428°F) |
| Chamber Capacity | 0.35 - 0.5 grams | ~0.3g |
| Battery Type | Internal 18650 | Internal lithium-ion |
| Battery Capacity | 3500mAh | 2800mAh |
| Battery Life | ~90 minutes | Up to 5 sessions, about 50 minutes of run time |
| Charging | Proprietary Dock | USB-C |
| Charge Time | ~90 minutes | ~90 minutes |
| Bluetooth / App | Yes | — |
| Dimensions | 98mm x 31mm x 22mm | 108 x 36 x 29mm |
| Weight | ~93 grams | 125 grams |
| Power Adjustment | Modular - 4 stages | Four preset heat modes (purple, green, yellow, orange) |
| Chamber Material | Stainless Steel | Stainless steel |
| Concentrate Support | Yes | No (not compatible with the PAX Concentrate Insert) |
| Brand | PAX Labs | PAX Labs |
| Adjustable Airflow | — | No (flat and raised mouthpieces change the draw) |
| Display Type | — | LED petals |
| Manufacturer | — | PAX Labs, Inc (model X410) |
| Release Date | 2016 | 2026 |
| Session Style | — | Session |
| Warranty | 10 years | 2 years, plus 1 year when registered within 30 days |
Comparison FAQs
What is the biggest difference between the PAX 3 and the PAX FOUR?
The biggest practical difference is heating approach: PAX 3 runs conduction while PAX FOUR runs hybrid (conduction and convection). That changes flavor delivery, vapor density, and how the device responds to slow versus fast draws.
Which heats up faster, the PAX 3 or the PAX FOUR?
PAX 3 reaches session-ready temperature in <30 seconds, while the PAX FOUR takes 55-70 seconds. That's roughly 33 seconds quicker on the PAX 3, which is useful if you want shorter, on-demand sessions.
What's the difference in heating between the PAX 3 and the PAX FOUR?
PAX 3 uses conduction heating, while the PAX FOUR uses hybrid (conduction and convection). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the PAX 3 or the PAX FOUR hold more flower?
PAX 3 has the larger chamber at 0.35 - 0.5 grams, versus ~0.3g on the PAX FOUR. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Which is lighter, the PAX 3 or the PAX FOUR?
PAX 3 is the lighter unit at ~93 grams, around 32g less than the PAX FOUR at 125 grams. The lighter device is easier to carry and pocket day-to-day.
Which has better battery life, the PAX 3 or the PAX FOUR?
PAX 3 is rated for ~90 minutes, ahead of Up to 5 sessions, about 50 minutes of run time on the PAX FOUR. Real-world battery life depends on how high you set the temperature and how long sessions run.
Which is cheaper, the PAX 3 or the PAX FOUR?
Listed prices are close: $250 for the PAX 3 versus $250 for the PAX FOUR. Day-to-day price will likely come down to whichever retailer is running a promotion.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.