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  3. A1 vs Neptune 4 Plus

Bambu Lab A1 vs Elegoo Neptune 4 Plus

What A1 does better (3) and where Neptune 4 Plus wins (6) — every spec side by side.

Bambu Lab A1
Bambu Lab · 2023A1
6.6Score
3 advantages≈ $280
vs
Elegoo Neptune 4 Plus
Elegoo · 2023Neptune 4 Plus
8.3Score
6 advantages≈ $350
Higher score
5.8Speed7.5
5.9Print quality7.0
5.0Material versatility4.9
6.4Build volume9.4
5.3Ease of use4.2
Dimensions

Size comparison

A1Neptune 4 Plus
385 × 430410578 × 640533
A1Neptune 4 PlusDifference
Height430 mm640 mm−210 mm
Width385 mm578 mm−193 mm
Depth410 mm533 mm−123 mm
Weight8.3 kg14.4 kg−6.1 kg

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

Why is A1 better than Neptune 4 Plus?

  1. Built-in cameraYes · Neptune 4 Plus: No
  2. Delivered asFully assembled vs Partially assembled
  3. Weight8.3 kg vs 14.4 kg+73%

Why is Neptune 4 Plus better than A1?

  1. Build volume16.8 L vs 39.4 L2.3×
  2. Max acceleration10,000 mm/s² vs 12,000 mm/s²+20%
  3. Build height (Z)256 mm vs 385 mm+50%
  4. Build width (X)256 mm vs 320 mm+25%
  5. Build depth (Y)256 mm vs 320 mm+25%
  6. Screen size3.5″ vs 4.3″+23%
Specifications

Side by side

Bambu Lab A1Bambu Lab A1≈ $2806.6
General
TechnologyFDM / FFF (filament)FDM / FFF (filament)
Motion systemBed-slinger (i3-style)Bed-slinger (i3-style)
Delivered asFully assembledPartially assembled
All-metal frameYesYes
Klipper firmware—Yes
Build volume
Build width (X)256 mm320 mm
Build depth (Y)256 mm320 mm
Build height (Z)256 mm385 mm
Build volume16.8 L39.4 L
Speed
Max print speed500 mm/s500 mm/s
Max acceleration10,000 mm/s²12,000 mm/s²
Max volumetric flow28 mm³/s—
Print quality
Finest layer height—0.05 mm
Thickest layer height—0.3 mm
Vibration compensation (input shaping)YesYes
Automatic bed levellingYesYes
Extruder & hotend
Max nozzle temperature300 °C300 °C
Direct-drive extruderYesYes
Default nozzle0.4 mm0.4 mm
Nozzle materialstainless steelbrass
Swappable nozzle / hotendYesYes
Toolheads11
Nozzles11
Filament diameter1.75 mm1.75 mm
Filament cutterYes—
Supported materialsPETG, PLA, PVA, TPUABS, PETG, PLA, TPU
Number of supported materials44
Engineering materials (PA, PC, CF)NoNo
Multi-colour
Multi-colour printingYes—
Max colours / materials4—
Multi-colour systemAMS lite—
Print bed
Heated bedYesYes
Max bed temperature100 °C100 °C
Flexible magnetic build plateYes—
Enclosure
Actively heated chamberNoNo
Chamber lightYesYes
Connectivity & control
ConnectivityWi-Fi, SD cardWi-Fi, USB, SD card
Wi-FiYesYes
EthernetYesYes
USBNoYes
SD cardYesYes
BluetoothNoNo
App controlYes—
Screen size3.5″4.3″
TouchscreenYesYes
Features
Built-in cameraYesNo
Camera resolution2.1 MP—
Filament runout sensorYesYes
Power-loss recoveryYesYes
Silent stepper driversYesYes
Size & power
Width385 mm578 mm
Depth410 mm533 mm
Height430 mm640 mm
Weight8.3 kg14.4 kg
Rated power150 W—
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