How we scoreBlogAdvertise
html›body›main#compare286 models · updated Oct 23, 2026
  1. scrc.us.com
  2. Compare
  3. Sonic XL 4K Plus vs SL1S SPEED

Phrozen Sonic XL 4K Plus vs Prusa SL1S SPEED

What Sonic XL 4K Plus does better (5) and where SL1S SPEED wins (0) — every spec side by side.

Phrozen Sonic XL 4K Plus
Phrozen · 2023Sonic XL 4K Plus
3.9Score
5 advantages≈ $3,500
Higher score
vs
Prusa SL1S SPEED
Prusa · 2021SL1S SPEED
3.7Score
0 advantages≈ $2,150
2.8Print quality2.2
5.1Build volume2.4

Why is Sonic XL 4K Plus better than SL1S SPEED?

  1. Build volume4.7 L vs 1.5 L3.1×
  2. LCD resolution class4K vs 3K+33%
  3. Build height (Z)200 mm vs 150 mm+33%
  4. Build width (X)197 mm vs 127 mm+55%
  5. Build depth (Y)120 mm vs 80 mm+50%

Why is SL1S SPEED better than Sonic XL 4K Plus?

SL1S SPEED has no measurable advantages in this pair.

Specifications

Side by side

Prusa SL1S SPEEDPrusa SL1S SPEED≈ $2,1503.7
General
TechnologyMSLA (LCD resin)MSLA (LCD resin)
Delivered as—Fully assembled
Build volume
Build width (X)197 mm127 mm
Build depth (Y)120 mm80 mm
Build height (Z)200 mm150 mm
Build volume4.7 L1.5 L
Print quality
Finest layer height—0.03 mm
Thickest layer height—0.1 mm
Enclosure
Enclosed build chamber—Yes
Resin & LCD
LCD resolution class4K3K
LCD resolution (px)—2560 × 1620
LCD size—6″
Connectivity & control
Connectivity—Wi-Fi, Ethernet, USB
Wi-Fi—Yes
Ethernet—Yes
USB—Yes
Screen size—4.3″
Touchscreen—Yes
Features
Built-in camera—No
Size & power
Width—225 mm
Depth—237 mm
Height—400 mm
Rated power—100 W
To compare: 0up to 4 models
Compare