Price (USD)
Boundless CFX edgeBoundless CFX
$140
PAX 3
$250
Boundless CFX is typically around $110 lower.
Vaporizer Comparison
Boundless CFX vs PAX 3
Side-by-side specs, pricing context, and clear decision guidance.
Boundless CFX
Boundless Technology $140
VS
PAX 3
PAX Labs $250
Editorial Summary
Boundless CFX and PAX 3 are both portable / electronic vaporizers, but they target different priorities. Boundless CFX is usually the lower-cost pick at $140, around $110 below PAX 3. Heat-up speed is broadly similar between the two.
Specs Compared
22
Different Specs
18
Shared Specs
4
Overall Overlap
18%
Shared Traits
Portable Electronic Concentrates
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
Close callBoundless CFX
~30 seconds
PAX 3
<30 seconds
Both devices are in a similar heat-up range.
Heating Style
Close callBoundless CFX
Hybrid 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.
Price (USD)
Boundless CFX
$140
PAX 3
$250
Heating Type
Boundless CFX
Hybrid Convection
PAX 3
Conduction
Temperature Range
Boundless CFX
100°C-221.1°C
PAX 3
182°C - 215°C (260°F - 420°F)
Battery Type
Boundless CFX
Internal
PAX 3
Internal 18650
Battery Capacity
Boundless CFX
2500mAh
PAX 3
3500mAh
Charging
Boundless CFX
Micro USB
PAX 3
Proprietary Dock
Charge Time
Boundless CFX
~30 minutes
PAX 3
~90 minutes
Dimensions
Boundless CFX
120x70x30mm
PAX 3
98mm x 31mm x 22mm
Power Adjustment
Boundless CFX
Digital
PAX 3
Modular - 4 stages
Chamber Material
Boundless CFX
Ceramic
PAX 3
Stainless Steel
Choose Boundless CFX if...
- You want the lower listed entry price ($140 vs $250).
- You prefer a hybrid convection heating profile.
- Your usage leans toward convection and hybrid sessions.
Choose PAX 3 if...
- You prefer a conduction heating profile.
- Your usage leans toward conduction and discrete sessions.
- You prefer PAX 3's overall feature mix and form factor.
Spec Comparison Table
Direct comparison of every spec from each device profile.
18 differ 4 shared
| Specification | Boundless CFX | PAX 3 |
|---|---|---|
| Price (USD) | $140 | $250 |
| Device Type | Portable | Portable |
| Heating Type | Hybrid Convection | Conduction |
| Heat Up Time | ~30 seconds | <30 seconds |
| Temperature Range | 100°C-221.1°C | 182°C - 215°C (260°F - 420°F) |
| Chamber Capacity | — | <0.35 grams |
| Battery Type | Internal | Internal 18650 |
| Battery Capacity | 2500mAh | 3500mAh |
| Battery Life | — | ~90 minutes |
| Charging | Micro USB | Proprietary Dock |
| Charge Time | ~30 minutes | ~90 minutes |
| Bluetooth / App | — | Yes |
| Dimensions | 120x70x30mm | 98mm x 31mm x 22mm |
| Weight | — | ~93 grams |
| Power Adjustment | Digital | Modular - 4 stages |
| Chamber Material | Ceramic | Stainless Steel |
| Concentrate Support | Yes | Yes |
| Brand | Boundless Technology | PAX Labs |
| Country of Manufacture | China | — |
| Release Date | 2016 | 2016 |
| Session Style | Session | — |
| Warranty | 1 year | 10 years |
Comparison FAQs
What is the biggest difference between the Boundless CFX and the PAX 3?
The biggest practical difference is price tier: the Boundless CFX sits at $140 while the PAX 3 is $250, a gap of about $110 that puts them in different buying brackets.
Which is cheaper, the Boundless CFX or the PAX 3?
Boundless CFX is the cheaper option at $140 compared with $250 for the PAX 3, about $110 less. Live retailer pricing can shift, so confirm before buying.
What's the difference in heating between the Boundless CFX and the PAX 3?
Boundless CFX uses hybrid convection heating, while the PAX 3 uses conduction. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Which heats up faster, the Boundless CFX or the PAX 3?
Heat-up times are very close: ~30 seconds on the Boundless CFX and <30 seconds on the PAX 3. The real-world difference will be hard to notice mid-session.
Can I set custom temperatures on the Boundless CFX or the PAX 3?
Boundless CFX controls heat with digital, while the PAX 3 uses modular - 4 stages. Boundless CFX gives you finer per-degree control.
Which charges faster, the Boundless CFX or the PAX 3?
Boundless CFX fully charges in ~30 minutes, ahead of ~90 minutes on the PAX 3.
Which is more discreet, the Boundless CFX or the PAX 3?
PAX 3 is the better pick if low-profile use matters. It's tagged as stealth or pocket-friendly in our database, while the Boundless CFX is more conspicuous in hand and harder to keep out of sight.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.