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  3. Arco vs Max4

Phrozen Arco vs QIDI Max4

What Arco does better (3) and where Max4 wins (8) — every spec side by side.

Phrozen Arco
Phrozen · 2025Arco
9.3Score
3 advantages≈ $780
vs
QIDI Max4
QIDI · 2026Max4
9.6Score
8 advantages≈ $970
Higher score
9.7Speed9.7
6.1Material versatility8.7
8.5Build volume9.7
9.5Ease of use9.3
Dimensions

Size comparison

ArcoMax4
491 × 620475558 × 612578
ArcoMax4Difference
Height620 mm612 mm+8 mm
Width491 mm558 mm−67 mm
Depth475 mm578 mm−103 mm
Weight22 kg40 kg−18 kg

Drawn to the same scale from the official dimensions (front and side).

Why is Arco better than Max4?

  1. Max acceleration40,000 mm/s² vs 30,000 mm/s²+33%
  2. Max print speed1,000 mm/s vs 800 mm/s+25%
  3. Weight22 kg vs 40 kg+82%

Why is Max4 better than Arco?

  1. Build volume27 L vs 51.7 L+91%
  2. Engineering materials (PA, PC, CF)No · Arco: Yes
  3. Enclosed build chamberNo · Arco: Yes
  4. Max nozzle temperature300 °C vs 370 °C+23%
  5. Build height (Z)300 mm vs 340 mm+13%
  6. Build width (X)300 mm vs 390 mm+30%
  7. Build depth (Y)300 mm vs 390 mm+30%
  8. Number of supported materials7 vs 8+14%
Specifications

Side by side

Phrozen ArcoPhrozen Arco≈ $7809.3
QIDI Max4QIDI Max4≈ $9709.6
General
TechnologyFDM / FFF (filament)FDM / FFF (filament)
Motion system—CoreXY / XY-head
Delivered as—Fully assembled
Klipper firmwareYes—
Build volume
Build width (X)300 mm390 mm
Build depth (Y)300 mm390 mm
Build height (Z)300 mm340 mm
Build volume27 L51.7 L
Speed
Max print speed1,000 mm/s800 mm/s
Max acceleration40,000 mm/s²30,000 mm/s²
Max volumetric flow50 mm³/s—
Print quality
Finest layer height—0.05 mm
Thickest layer height—0.4 mm
Automatic bed levellingYes—
Extruder & hotend
Max nozzle temperature300 °C370 °C
Direct-drive extruder—Yes
Default nozzle—0.4 mm
Swappable nozzle / hotend—Yes
Toolheads—1
Nozzles—1
Filament diameter—1.75 mm
Supported materialsPLA, ABS, ASA, PETG, TPU, PET CF15, etc.ABS, ASA, PA, PA-CF, PC, PETG, PLA, TPU
Number of supported materials78
Engineering materials (PA, PC, CF)NoYes
Multi-colour
Multi-colour printing—Yes
Max colours / materials—4
Multi-colour system—QIDI Box
Print bed
Heated bedYesYes
Max bed temperature120 °C120 °C
Flexible magnetic build plate—Yes
Enclosure
Enclosed build chamberNoYes
Actively heated chamber—Yes
Air filter (carbon / HEPA)—Yes
Chamber light—Yes
Connectivity & control
ConnectivityWi-Fi, USBWi-Fi, Ethernet, USB
Wi-FiYesYes
Ethernet—Yes
USBYesYes
SD card—No
Bluetooth—No
Screen size5″5″
TouchscreenYesYes
Features
Built-in cameraYesYes
Filament runout sensor—Yes
Power-loss recovery—Yes
Silent stepper drivers—Yes
Size & power
Width491 mm558 mm
Depth475 mm578 mm
Height620 mm612 mm
Weight22 kg40 kg
Rated power1,700 W700 W
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