21 Oct 2026Laser & CNC machines 406Brands 30Comparisons 1,278
PROCESSINGTALKlaser cutters, engravers & CNC routers
TrendingASCARVA 3S ▲Pronto 35 60W ▲GPro Vision Split MOPA 60W ▲Master 50WS2 Pro 36WPM 60WPRONAX ForgeHydra 9 Gen2 38WSwift
  1. Processing Talk
  2. Compare
  3. PM 50W vs Solis Duo 20W

Acmer PM 50W vs OMTech Solis Duo 20W

What PM 50W does better (2) and where Solis Duo 20W wins (6) — every spec side by side.

Acmer PM 50W
Acmer · 2025PM 50W
6.6Score
2 advantages≈ US$2,200
vs
OMTech Solis Duo 20W
OMTech · 2025Solis Duo 20W
8.3Score
6 advantages≈ US$2,800
Higher score
5.5Power & cutting2.7
4.9Speed4.9
7.8Work area9.4
4.7Safety9.4
5.6Features & ease of use9.5

Why is PM 50W better than Solis Duo 20W?

  1. Laser output power50 W vs 20 W2.5×
  2. Weight23 kg vs 25.1 kg+9%

Why is Solis Duo 20W better than PM 50W?

  1. Enclosed (fully covered)No · PM 50W: Yes
  2. Work area (surface)400 cm² vs 625 cm²+56%
  3. Built-in cameraNo · PM 50W: Yes
  4. Two laser sourcesNo · PM 50W: Yes
  5. Work area width (X)200 mm vs 250 mm+25%
  6. Work area depth (Y)200 mm vs 250 mm+25%
Specifications

Side by side

Acmer PM 50WAcmer PM 50W≈ US$2,2006.6
OMTech Solis Duo 20WOMTech Solis Duo 20W≈ US$2,8008.3
General
Laser sourcesFibre (1064 nm)Fibre (1064 nm), Blue diode (≈455 nm)
Motion systemGalvo (scanning mirrors)Galvo (scanning mirrors)
Two laser sourcesNoYes
MOPA fibre source (adjustable pulse)Yes—
Wavelength—1,064 nm
Laser power
Laser output power50 W20 W
Work area
Work area200 × 200 mm250 × 250 mm
Work area width (X)200 mm250 mm
Work area depth (Y)200 mm250 mm
Work area (surface)400 cm²625 cm²
Speed & cutting
Max engraving / travel speed10,000 mm/s10,000 mm/s
Precision
Positioning accuracy—0.002 mm
Safety
Enclosed (fully covered)NoYes
Features
Built-in cameraNoYes
Autofocus / auto heightYesYes
Rotary attachment supportYes—
Touchscreen / control panel—Yes
Connectivity & software
Compatible softwareLightBurnLightBurn
LightBurn compatibleYesYes
Size & power
Width470 mm—
Depth350 mm—
Height610 mm—
Weight23 kg25.1 kg
Rated power consumption—360 W
To compare: 0up to 4 models
Compare