Proxxon Precision Lathe PD 400 vs Sherline 8440 17" CNC Benchtop Lathe System (LinuxCNC)
Technical comparison · Turning (lathe)
8440 17" CNC Benchtop Lathe System (LinuxCNC) leads on the available specs (starting with swing over bed); Precision Lathe PD 400 makes sense only for non-technical reasons (availability, support, ecosystem), or if the missing data matters in your case.
| Parameter |
Precision Lathe PD 400
Proxxon
F2 · Intermediate
|
8440 17" CNC Benchtop Lathe System (LinuxCNC)
Sherline
F2 · Intermediate
|
|---|---|---|
| Identity | ||
| Use tier | F2 — Intermediate | F2 — Intermediate |
| Price | ||
| Price (€) | ~2800–3200 € | ~2800–3300 € |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 40 × 90 × 30 cm | 28.6 × 91.4 × 20.3 cm |
| Weight (kg) | 45 kg | 31.4 kg |
| Work area (mm) | — | 430 × 110 mm |
| Power (W) | 870 W | — |
| Voltage (V) | 230 V | 240 V |
| Maximum speed | 2800 rpm | 2800 rpm |
| Declared precision | 0.025 mm | 0.0127 mm |
| Category specs | ||
| Swing over bed (mm) | 85 mm | 90 mm |
| Distance between centers (mm) | 400 mm | 430 mm |
| Ecosystem | ||
| Cloud dependency | No | No |
| Software notes | — | The system ships with an Ubuntu Linux computer and LinuxCNC preinstalled for 4-axis control, with the driver board and power supply already fitted. The tailstock spindle remains manually controlled. Utilities to convert CAD files or TrueType fonts into G-code are included. |
The differences that matter
- Swing over bed: Precision Lathe PD 400 85 mm vs 8440 17" CNC Benchtop Lathe System (LinuxCNC) 90 mm — 8440 17" CNC Benchtop Lathe System (LinuxCNC) wins (+6%)
- Distance between centers: Precision Lathe PD 400 400 mm vs 8440 17" CNC Benchtop Lathe System (LinuxCNC) 430 mm — 8440 17" CNC Benchtop Lathe System (LinuxCNC) wins (+8%)
Which one to choose
Choose 8440 17" CNC Benchtop Lathe System (LinuxCNC) if…
you value swing over bed and distance between centers.
MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.