Our Pick: PrintNC

It scores 84/100 overall versus 55/100, winning 6 out of 9 comparison categories.

Maslow 4
Spec
PrintNC
$525
Price
$1200
1219 × 2438 mm
Work area
630 × 835 mm
50 mm
Z travel
115 mm
900 W
Spindle power
2200 W
n/a
Weight
80 kg
Sled resting on the workpiece, positioned by four motor-driven belts running to fixed anchors on a floor or user-built frame; horizontal up to near vertical (at least 15 to 20 degrees off vertical)
Frame
Bolted steel tube (no welding)
Maslow five-axis control board (Wi-Fi, Bluetooth, USB-C) running Maslow's fork of FluidNC firmware; 4.1 uses JST-XH connectors to the belt encoder boards
Controller
grblHAL (Flexi-HAL, GRBLHAL2000) or LinuxCNC
Maslow browser WebUI (built into the firmware), MakerCAM (free, browser based), Any CAM that exports GRBL-style G-code
Software
UGS, CNCjs, LinuxCNC

Specs are evenly split between both machines. Maslow 4.1 CNC Router Kit costs $675 less. PrintNC leads by 29 points overall — here’s where those points come from:

Benchmark Scores

Side-by-side score comparison across all five benchmark dimensions.

55
Maslow 4

Overall

84
PrintNC
95 Value 95
15 Rigidity 92
32 Precision 78
45 Ease of use 15
48 Capability 90

Maslow 4.1 CNC Router Kit

Pros

  • Covers a full 4 x 8 ft sheet for a kit price far below gantry machines of that size
  • 4.1 fixes known Maslow 4 weak points: JST connectors instead of ethernet cables, star-drive screws, larger belt guards and idler gear bearings
  • Automatic calibration measures the anchor geometry, so the frame does not need precise dimensions
  • Packs down to about 350 x 280 mm and can anchor to a floor, bench or simple frame
  • Open-source hardware and firmware with frequent firmware releases and an active forum

Cons

  • Kit was sold out with a waitlist when checked, and Maslow has said a restock will take months
  • Router, bits, anchors and a rigid frame or floor are extra
  • Maker's own accuracy target is +/-0.5 mm and depends on a good calibration, coarser than gantry routers
  • Top speed is 2,500 mm/min and Maslow itself cuts at about 2,000 mm/min, so large jobs take time
  • Maslow says it still needs a fair amount of fiddling to work well

PrintNC

Pros

  • Bolted steel-tube frame
  • Can be configured for aluminum and some steel machining
  • Fully open source — modify everything
  • Active community and detailed build wiki
  • Work area can be sized to the intended jobs

Cons

  • Full DIY fabrication, assembly, wiring and calibration
  • Needs steel drilled and tapped (no welding)
  • Sourcing parts from multiple vendors
  • Project-level help is community based; component support depends on suppliers
  • Total cost depends heavily on component choices

Verdict

PrintNC wins this comparison with 6 categories to 3.

It scores 84/100 overall versus 55/100, winning 6 out of 9 comparison categories.

Where to Buy

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Frequently Asked Questions

What is the difference between Maslow 4.1 CNC Router Kit and PrintNC?

The Maslow 4.1 CNC Router Kit ($525) features a 900W spindle with a 1219×2438mm work area and a Sled resting on the workpiece, positioned by four motor-driven belts running to fixed anchors on a floor or user-built frame; horizontal up to near vertical (at least 15 to 20 degrees off vertical). Overall, the PrintNC wins more comparison categories.

Which is better value for money — Maslow 4.1 CNC Router Kit or PrintNC?

The Maslow 4.1 CNC Router Kit is $675 cheaper at $525 vs $1,200. Our value scores rate the Maslow 4.1 CNC Router Kit higher at 95/100.

Which router is easier to set up and use?

Based on our ease-of-use benchmarks, the Maslow 4.1 CNC Router Kit scores higher (45/100 vs 15/100). Both support Maslow 4 browser WebUI, CAM that exports compatible G-code among other software options.

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