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  3. MD-400D vs P1

Mingda MD-400D vs Optimus P1

What MD-400D does better (2) and where P1 wins (4) — every spec side by side.

Mingda MD-400D
Mingda · 2025MD-400D
7.2Score
2 advantages≈ $4,200
vs
Optimus P1
Optimus · 2020P1
9.2Score
4 advantages≈ $5,000
Higher score
6.2Print quality8.6
7.8Material versatility2.4
5.0Build volume8.8

Why is MD-400D better than P1?

  1. Screen size7″ vs 3.5″2×
  2. Max bed temperature110 °C vs 100 °C+10%

Why is P1 better than MD-400D?

  1. Build volume64 L vs 396 L6.2×
  2. Build height (Z)400 mm vs 1,100 mm2.8×
  3. Build width (X)400 mm vs 600 mm+50%
  4. Build depth (Y)400 mm vs 600 mm+50%
Specifications

Side by side

Mingda MD-400DMingda MD-400D≈ $4,2007.2
Optimus P1Optimus P1≈ $5,0009.2
General
TechnologyFDM / FFF (filament)FDM / FFF (filament)
Delivered as—Fully assembled
Klipper firmwareYes—
Build volume
Build width (X)400 mm600 mm
Build depth (Y)400 mm600 mm
Build height (Z)400 mm1,100 mm
Build volume64 L396 L
Speed
Max print speed300 mm/s—
Max acceleration10,000 mm/s²—
Max volumetric flow40 mm³/s—
Print quality
Finest layer height—0.05 mm
Automatic bed levellingYes—
Extruder & hotend
Max nozzle temperature350 °C—
Direct-drive extruderYesYes
Default nozzle0.4 mm—
Supported materials—PLA, ABS, Wood PLA, Rubber, Flex (TPU), PETG.
Number of supported materials—6
Engineering materials (PA, PC, CF)—No
Print bed
Heated bedYesYes
Max bed temperature110 °C100 °C
Enclosure
Enclosed build chamber—No
Connectivity & control
ConnectivityWi-Fi, USBUSB, SD card
Wi-FiYes—
EthernetNo—
USBYesYes
SD cardNoYes
BluetoothNo—
Screen size7″3.5″
TouchscreenYesYes
Features
Built-in cameraYes—
Filament runout sensorYes—
Power-loss recoveryYes—
Size & power
Width758 mm—
Depth660 mm—
Height911 mm—
Weight—55 kg
Rated power800 W—
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