Price (USD)
Boundless Vexil edgeBoundless Vexil
$107
Firefly 2+
$250
Boundless Vexil is typically around $143 lower.
Vaporizer Comparison
Boundless Vexil vs Firefly 2+
Side-by-side specs, pricing context, and clear decision guidance.
Boundless Vexil
Boundless Technology from $119.99
VS
Firefly 2+
Firefly Vapor $250
Editorial Summary
Boundless Vexil and Firefly 2+ are both portable / electronic vaporizers, but they target different priorities. Boundless Vexil is usually the lower-cost pick at $107, around $143 below Firefly 2+. Firefly 2+ has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
23
Different Specs
22
Shared Specs
1
Overall Overlap
4%
Shared Traits
Portable Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
Firefly 2+ edgeBoundless Vexil
15 Seconds
Firefly 2+
~3 seconds
Firefly 2+ has the quicker listed heat-up profile.
Weight
Firefly 2+ edgeBoundless Vexil
154g
Firefly 2+
~140g
Firefly 2+ is the lighter listed unit.
Heating Style
Close callBoundless Vexil
Conduction
Firefly 2+
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)
Boundless Vexil
$107
Firefly 2+
$250
Heating Type
Boundless Vexil
Conduction
Firefly 2+
Convection
Heat Up Time
Boundless Vexil
15 Seconds
Firefly 2+
~3 seconds
Temperature Range
Boundless Vexil
377°F - 437°F
Firefly 2+
93°C - 260°C
Chamber Capacity
Boundless Vexil
0.5g
Firefly 2+
~0.15g
Battery Type
Boundless Vexil
Internal
Firefly 2+
Removable (proprietary)
Battery Capacity
Boundless Vexil
1800mAh
Firefly 2+
770mAh
Charging
Boundless Vexil
USB-C
Firefly 2+
Proprietary Dock
Dimensions
Boundless Vexil
108x45x20mm
Firefly 2+
129x36x24mm
Weight
Boundless Vexil
154g
Firefly 2+
~140g
Choose Boundless Vexil if...
- You want the lower listed entry price ($107 vs $250).
- You prefer a conduction heating profile.
- Your usage leans toward discrete and conduction sessions.
Lowest price
$119.99
at The Stash Shack
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
Prices are read automatically from retailer pages and were last checked Aug 27, 2026; 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.
22 differ 1 shared
| Specification | Boundless Vexil | Firefly 2+ |
|---|---|---|
| Price (USD) | $107 | $250 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Convection |
| Heat Up Time | 15 Seconds | ~3 seconds |
| Temperature Range | 377°F - 437°F | 93°C - 260°C |
| Chamber Capacity | 0.5g | ~0.15g |
| Battery Type | Internal | Removable (proprietary) |
| Battery Capacity | 1800mAh | 770mAh |
| Battery Life | — | <90 minutes |
| Charging | USB-C | Proprietary Dock |
| Charge Time | — | ~45 minutes |
| Pass-Through Charging | — | No |
| Dimensions | 108x45x20mm | 129x36x24mm |
| Weight | 154g | ~140g |
| Power Adjustment | Modular - 4 stage | Digital (precise) |
| Chamber Material | Ceramic | Glass |
| Brand | Boundless Technology | Firefly Vapor |
| Chamber Type | — | Ceramic |
| Country of Manufacture | China | — |
| Haptic Feedback | Yes | — |
| Release Date | 2021 | 2019 |
| Session Style | — | On-Demand |
| Warranty | 3 years | 2 years |
Comparison FAQs
What is the biggest difference between the Boundless Vexil and the Firefly 2+?
The biggest practical difference is price tier: the Boundless Vexil sits at $107 while the Firefly 2+ is $250, a gap of about $143 that puts them in different buying brackets.
Which is cheaper, the Boundless Vexil or the Firefly 2+?
Boundless Vexil is the cheaper option at $107 compared with $250 for the Firefly 2+, about $143 less. Live retailer pricing can shift, so confirm before buying.
Which heats up faster, the Boundless Vexil or the Firefly 2+?
Firefly 2+ reaches session-ready temperature in ~3 seconds, while the Boundless Vexil takes 15 Seconds. That's roughly 12 seconds quicker on the Firefly 2+, which is useful if you want shorter, on-demand sessions.
What's the difference in heating between the Boundless Vexil and the Firefly 2+?
Boundless Vexil uses conduction heating, while the Firefly 2+ uses convection. Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the Boundless Vexil or the Firefly 2+ hold more flower?
Boundless Vexil has the larger chamber at 0.5g, versus ~0.15g on the Firefly 2+. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Can I swap the batteries on the Boundless Vexil or the Firefly 2+?
Firefly 2+ uses removable (proprietary), so you can carry spares for back-to-back days. The Boundless Vexil has a built-in battery you can't swap on the go.
Can I set custom temperatures on the Boundless Vexil or the Firefly 2+?
Boundless Vexil controls heat with modular - 4 stage, while the Firefly 2+ uses digital (precise). Firefly 2+ gives you finer per-degree control.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.