Price (USD)
XMAX Starry 4 edgeRuby Twist
$170
XMAX Starry 4
$99
XMAX Starry 4 is typically around $71 lower.


Side-by-side vaporizer comparison including specs, pricing context, and decision guidance.
Ruby Twist and XMAX Starry 4 are both electronic vaporizers, but they target different priorities. XMAX Starry 4 is usually the lower-cost pick at $99, around $71 below Ruby Twist. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
19
Different Specs
19
Shared Specs
0
Overall Overlap
0%
Shared Traits
Quick snapshot of the specs people usually care about first.
Ruby Twist
$170
XMAX Starry 4
$99
XMAX Starry 4 is typically around $71 lower.
Ruby Twist
—
XMAX Starry 4
~15 seconds
Both devices are in a similar heat-up range.
Ruby Twist
—
XMAX Starry 4
Conduction
Heating style differs, which can impact flavor and extraction behavior.
Top specs where these two devices diverge.
Price (USD)
Ruby Twist
$170
XMAX Starry 4
$99
Heating Type
Ruby Twist
—
XMAX Starry 4
Conduction
Heat Up Time
Ruby Twist
—
XMAX Starry 4
~15 seconds
Temperature Range
Ruby Twist
450F - 650F (Recommended Range)
XMAX Starry 4
100℃-240℃ (212℉-464℉)
Battery Type
Ruby Twist
—
XMAX Starry 4
18650
Battery Capacity
Ruby Twist
—
XMAX Starry 4
2550mAh
Charging
Ruby Twist
—
XMAX Starry 4
USB-C
Pass-Through Charging
Ruby Twist
—
XMAX Starry 4
Yes
Dimensions
Ruby Twist
—
XMAX Starry 4
115.9 x 37.5 x 24mm
Ball Type
Ruby Twist
Gem-cut rubies
XMAX Starry 4
—
Direct comparison of shared and unique specifications from each device profile. (19 differences, 0 overlaps)
| Specification | Ruby Twist | XMAX Starry 4 |
|---|---|---|
| Price (USD) diff | $170 | $99 |
| Heating Type diff | — | Conduction |
| Heat Up Time diff | — | ~15 seconds |
| Temperature Range diff | 450F - 650F (Recommended Range) | 100℃-240℃ (212℉-464℉) |
| Battery Type diff | — | 18650 |
| Battery Capacity diff | — | 2550mAh |
| Charging diff | — | USB-C |
| Pass-Through Charging diff | — | Yes |
| Dimensions diff | — | 115.9 x 37.5 x 24mm |
| Ball Type diff | Gem-cut rubies | — |
| Bowl Capacity diff | 0.05g - ~0.4g | — |
| Chamber Material diff | — | Ceramic |
| Coil Size diff | 20mm | — |
| Display Type diff | — | OLED |
| Haptic Feedback diff | — | Yes |
| Housing Material diff | Grade 2 Titanium | — |
| Joint Size diff | 14mm male (14-18mm adapter included) | — |
| Manufacturer diff | — | TopGreen Technology Co |
| Replaceable Battery diff | — | Yes |
Neither is universally better. Ruby Twist 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 Ruby Twist ($170), but live retailer pricing can change.
Published heat-up data differs by source, so practical session feel may matter more than one raw number.
Jump into the full comparison hub to pick any two devices and open a canonical side-by-side page.