Proxxon Precision Lathe PD 400 vs Sherline 8440B 17″ CNC Benchtop Lathe System Package B

Technical comparison · Turning (lathe)

In brief

8440B 17″ CNC Benchtop Lathe System Package B leads on the available specs (starting with price); Precision Lathe PD 400 makes sense only for non-technical reasons (availability, support, ecosystem), or if the missing data matters in your case.

Parameter
Identity
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) ~2800–3200 € ~2300–2500 €
Universal specs
Dimensions (W×D×H) (cm) 40 × 90 × 30 cm 28.6 × – × 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 includes a PC running Ubuntu Linux with LinuxCNC pre-installed, along with a 4-axis driver board built into the computer chassis. A CD with complete instructions and utilities to convert CAD files and TrueType fonts into G-code is included. The operator must supply an external monitor; keyboard and mouse are provided. LinuxCNC is an open-source CNC control package running real-time on the Linux kernel and is compatible with standard G-code formats.

The differences that matter

  • Price: Precision Lathe PD 400 3000 € vs 8440B 17″ CNC Benchtop Lathe System Package B 2400 € — 8440B 17″ CNC Benchtop Lathe System Package B wins (+25%)
  • Swing over bed: Precision Lathe PD 400 85 mm vs 8440B 17″ CNC Benchtop Lathe System Package B 90 mm — 8440B 17″ CNC Benchtop Lathe System Package B wins (+6%)
  • Distance between centers: Precision Lathe PD 400 400 mm vs 8440B 17″ CNC Benchtop Lathe System Package B 430 mm — 8440B 17″ CNC Benchtop Lathe System Package B wins (+8%)

Which one to choose

Choose 8440B 17″ CNC Benchtop Lathe System Package B if…

you value price, swing over bed and distance between centers.

See the 8440B 17″ CNC Benchtop Lathe System Package B sheet →

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.