Price (USD)
XMAX Starry 4 edgeBoundless CFX
$140
XMAX Starry 4
$99
XMAX Starry 4 is typically around $41 lower.


Side-by-side vaporizer comparison including specs, pricing context, and decision guidance.
Boundless CFX and XMAX Starry 4 are both portable / electronic vaporizers, but they target different priorities. XMAX Starry 4 is usually the lower-cost pick at $99, around $41 below Boundless CFX. XMAX Starry 4 has the quicker listed heat-up profile, which can matter for shorter sessions.
Specs Compared
19
Different Specs
19
Shared Specs
0
Overall Overlap
0%
Shared Traits
Quick snapshot of the specs people usually care about first.
Boundless CFX
$140
XMAX Starry 4
$99
XMAX Starry 4 is typically around $41 lower.
Boundless CFX
~30 seconds
XMAX Starry 4
~15 seconds
XMAX Starry 4 has the quicker listed heat-up profile.
Boundless CFX
Hybrid Convection
XMAX Starry 4
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
Boundless CFX
$140
XMAX Starry 4
$99
Device Type
Boundless CFX
Portable
XMAX Starry 4
—
Heating Type
Boundless CFX
Hybrid Convection
XMAX Starry 4
Conduction
Heat Up Time
Boundless CFX
~30 seconds
XMAX Starry 4
~15 seconds
Temperature Range
Boundless CFX
100°C-221.1°C
XMAX Starry 4
100℃-240℃ (212℉-464℉)
Battery Type
Boundless CFX
Internal
XMAX Starry 4
18650
Battery Capacity
Boundless CFX
2500mAh
XMAX Starry 4
2550mAh
Charging
Boundless CFX
Micro USB
XMAX Starry 4
USB-C
Charge Time
Boundless CFX
~30 minutes
XMAX Starry 4
—
Pass-Through Charging
Boundless CFX
—
XMAX Starry 4
Yes
Direct comparison of shared and unique specifications from each device profile. (19 differences, 0 overlaps)
| Specification | Boundless CFX | XMAX Starry 4 |
|---|---|---|
| Price (USD) diff | $140 | $99 |
| Device Type diff | Portable | — |
| Heating Type diff | Hybrid Convection | Conduction |
| Heat Up Time diff | ~30 seconds | ~15 seconds |
| Temperature Range diff | 100°C-221.1°C | 100℃-240℃ (212℉-464℉) |
| Battery Type diff | Internal | 18650 |
| Battery Capacity diff | 2500mAh | 2550mAh |
| Charging diff | Micro USB | USB-C |
| Charge Time diff | ~30 minutes | — |
| Pass-Through Charging diff | — | Yes |
| Dimensions diff | 120x70x30mm | 115.9 x 37.5 x 24mm |
| Power Adjustment diff | Digital | — |
| Oven Type diff | Ceramic | — |
| Brand diff | Boundless Technology | — |
| Chamber Material diff | — | Ceramic |
| Display Type diff | — | OLED |
| Haptic Feedback diff | — | Yes |
| Manufacturer diff | — | TopGreen Technology Co |
| Replaceable Battery diff | — | Yes |
Neither is universally better. Boundless CFX fits some priorities, while XMAX Starry 4 fits others. This side-by-side comparison highlights the tradeoffs so you can choose based on your own use-case.
XMAX Starry 4 is listed lower ($99) compared with Boundless CFX ($140), but live retailer pricing can change.
XMAX Starry 4 has the faster listed heat-up time (~15 seconds) versus Boundless CFX (~30 seconds).
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