Price (USD)
Kingtons Black Widow edgeBoundless CFX+
$200
Kingtons Black Widow
$65
Kingtons Black Widow is typically around $135 lower.
Vaporizer Comparison
Boundless CFX+ vs Kingtons Black Widow
Side-by-side specs, pricing context, and clear decision guidance.
Boundless CFX+
Boundless Technology $200
VS
Kingtons Black Widow
Kingtons $65
Editorial Summary
Boundless CFX+ and Kingtons Black Widow are both portable / conduction vaporizers, but they target different priorities. Kingtons Black Widow is usually the lower-cost pick at $65, around $135 below Boundless CFX+. Heat-up speed is broadly similar between the two.
Specs Compared
21
Different Specs
16
Shared Specs
5
Overall Overlap
24%
Shared Traits
Portable Conduction Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heat-Up Time
Close callBoundless CFX+
~30 Seconds
Kingtons Black Widow
<30 seconds
Both devices are in a similar heat-up range.
Weight
Kingtons Black Widow edgeBoundless CFX+
284 grams
Kingtons Black Widow
190 grams
Kingtons Black Widow is the lighter listed unit.
Heating Style
Close callBoundless CFX+
Conduction
Kingtons Black Widow
Conduction
Both devices use a similar heating approach.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
Boundless CFX+
$200
Kingtons Black Widow
$65
Temperature Range
Boundless CFX+
121°C-221°C (250°F - 430°F)
Kingtons Black Widow
180°C - 220°C (356 - 428°F)
Chamber Capacity
Boundless CFX+
0.3-0.5 grams
Kingtons Black Widow
~0.5g
Battery Capacity
Boundless CFX+
2500mAh
Kingtons Black Widow
2200mAh
Battery Life
Boundless CFX+
6-8 Sessions
Kingtons Black Widow
~90 minutes
Charging
Boundless CFX+
USB-C
Kingtons Black Widow
Micro USB
Charge Time
Boundless CFX+
~60 minutes
Kingtons Black Widow
3-4 hours
Dimensions
Boundless CFX+
102x64x25mm
Kingtons Black Widow
128 x 44 x 26mm
Weight
Boundless CFX+
284 grams
Kingtons Black Widow
190 grams
Power Adjustment
Boundless CFX+
Digital
Kingtons Black Widow
Modular - 5 Stages
Choose Boundless CFX+ if...
- Your usage leans toward hybrid and ceramic chamber sessions.
- You prefer Boundless CFX+'s overall feature mix and form factor.
- You value how the Boundless CFX+ balances size, controls, and everyday practicality.
Choose Kingtons Black Widow if...
- You want the lower listed entry price ($65 vs $200).
- You want the lighter unit for carrying and travel.
- Your usage leans toward budget and discrete sessions.
Spec Comparison Table
Direct comparison of every spec from each device profile.
16 differ 5 shared
| Specification | Boundless CFX+ | Kingtons Black Widow |
|---|---|---|
| Price (USD) | $200 | $65 |
| Device Type | Portable | Portable |
| Heating Type | Conduction | Conduction |
| Heat Up Time | ~30 Seconds | <30 seconds |
| Temperature Range | 121°C-221°C (250°F - 430°F) | 180°C - 220°C (356 - 428°F) |
| Chamber Capacity | 0.3-0.5 grams | ~0.5g |
| Battery Type | Internal | Internal |
| Battery Capacity | 2500mAh | 2200mAh |
| Battery Life | 6-8 Sessions | ~90 minutes |
| Charging | USB-C | Micro USB |
| Charge Time | ~60 minutes | 3-4 hours |
| Dimensions | 102x64x25mm | 128 x 44 x 26mm |
| Weight | 284 grams | 190 grams |
| Power Adjustment | Digital | Modular - 5 Stages |
| Chamber Material | Ceramic | Ceramic |
| Brand | Boundless Technology | Kingtons |
| Country of Manufacture | China | — |
| Haptic Feedback | Yes | — |
| Release Date | 2022 | — |
| Session Style | Session | — |
| Warranty | 3 years | — |
Comparison FAQs
What is the biggest difference between the Boundless CFX+ and the Kingtons Black Widow?
The biggest practical difference is price tier: the Kingtons Black Widow sits at $65 while the Boundless CFX+ is $200, a gap of about $135 that puts them in different buying brackets.
Which is cheaper, the Boundless CFX+ or the Kingtons Black Widow?
Kingtons Black Widow is the cheaper option at $65 compared with $200 for the Boundless CFX+, about $135 less. Live retailer pricing can shift, so confirm before buying.
Does the Boundless CFX+ or the Kingtons Black Widow hold more flower?
Kingtons Black Widow has the larger chamber at ~0.5g, versus 0.3-0.5 grams on the Boundless CFX+. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Which is lighter, the Boundless CFX+ or the Kingtons Black Widow?
Kingtons Black Widow is the lighter unit at 190 grams, around 94g less than the Boundless CFX+ at 284 grams. The lighter device is easier to carry and pocket day-to-day.
Which heats up faster, the Boundless CFX+ or the Kingtons Black Widow?
Heat-up times are very close: ~30 Seconds on the Boundless CFX+ and <30 seconds on the Kingtons Black Widow. The real-world difference will be hard to notice mid-session.
Can I set custom temperatures on the Boundless CFX+ or the Kingtons Black Widow?
Boundless CFX+ controls heat with digital, while the Kingtons Black Widow uses modular - 5 stages. Boundless CFX+ gives you finer per-degree control.
Which charges faster, the Boundless CFX+ or the Kingtons Black Widow?
Boundless CFX+ fully charges in ~60 minutes, ahead of 3-4 hours on the Kingtons Black Widow.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.