Our Pick: Lunyee 4040 Pro CNC Router

It wins 6 out of 10 comparison categories across specs and benchmark scores.

Sainsmart Genmitsu
Spec
Lunyee 4040
$239
Price
$500
300 × 180 mm
Work area
400 × 400 mm
45 mm
Z travel
65 mm
120 W
Spindle power
500 W
8.2 kg
Weight
14 kg
Aluminum extrusion
Frame
Aluminum extrusion with steel gantry plates
GRBL 1.1 (32-bit)
Controller
GRBL 1.1
Candle, LightBurn, LaserGRBL
Software
Candle, UGS, LaserGRBL

Lunyee 4040 Pro CNC Router wins 4 of 5 spec categories. Sainsmart Genmitsu 3018 PROVer V2 costs $261 less. Sainsmart Genmitsu 3018 PROVer V2 leads by 4 points overall — here’s where those points come from:

Benchmark Scores

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

52
Sainsmart Genmitsu

Overall

48
Lunyee 4040
88 Value 70
25 Rigidity 30
40 Precision 38
82 Ease of use 62
18 Capability 32

Sainsmart Genmitsu 3018 PROVer V2

Pros

  • Very affordable entry point
  • Large community and documentation
  • Easy to assemble (2-3 hours)
  • Upgradeable spindle and laser module

Cons

  • Small work area
  • Weak spindle — struggles with hardwoods and metals
  • Frame flex under load
  • Not suitable for aluminum without upgrades

Lunyee 4040 Pro CNC Router

Pros

  • Significant upgrade over 3018 machines with 400x400mm work area
  • 500W spindle is much more capable than budget 775 motors
  • Good price-to-work-area ratio
  • Supports optional laser module for engraving

Cons

  • Lunyee brand has limited customer support and documentation
  • Frame rigidity is below average for a 4040 machine
  • Lead screw quality can be inconsistent
  • Software documentation is sparse
  • Community support is thin compared to Genmitsu or SainSmart

Verdict

Lunyee 4040 Pro CNC Router wins this comparison with 6 categories to 4.

It wins 6 out of 10 comparison categories across specs and benchmark scores.

Where to Buy

Price-first merchant links with the clearest reason to click first.

Frequently Asked Questions

What is the difference between Sainsmart Genmitsu 3018 PROVer V2 and Lunyee 4040 Pro CNC Router?

The Sainsmart Genmitsu 3018 PROVer V2 ($239) features a 120W spindle with a 300×180mm work area and a Aluminum extrusion frame. The Lunyee 4040 Pro CNC Router ($500) features a 500W spindle with a 400×400mm work area and a Aluminum extrusion with steel gantry plates frame. Overall, the Lunyee 4040 Pro CNC Router wins more comparison categories.

Which is better value for money — Sainsmart Genmitsu 3018 PROVer V2 or Lunyee 4040 Pro CNC Router?

The Sainsmart Genmitsu 3018 PROVer V2 is $261 cheaper at $239 vs $500. Our value scores rate the Sainsmart Genmitsu 3018 PROVer V2 higher at 88/100.

Which router is easier to set up and use?

Based on our ease-of-use benchmarks, the Sainsmart Genmitsu 3018 PROVer V2 scores higher (82/100 vs 62/100). Both support Candle, LightBurn, LaserGRBL among other software options.

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