Our Pick: CNC 3040 Router (AliExpress)

It scores 64/100 overall versus 52/100, winning 8 out of 10 comparison categories.

CNC 3040
Spec
Sainsmart Genmitsu
$350
Price
$269
300 × 400 mm
Work area
290 × 180 mm
55 mm
Z travel
40 mm
800 W
Spindle power
60 W
25 kg
Weight
n/a
Seller-dependent aluminum construction and motion hardware; check the exact model
Frame
Aluminum frame with plastic X/Z spindle carrier, round guides and lead screws
Seller-specific controller and firmware; verify before choosing control software
Controller
GRBL 1.1 (32-bit)
Mach3 or the supplied USB CNC software, where specified, Candle or UGS only for a verified GRBL controller
Software
Candle, Compatible GRBL sender and CAM, LightBurn or LaserGRBL for an optional laser module

CNC 3040 Router (AliExpress) wins 3 of 4 spec categories. Both are similarly priced. CNC 3040 Router (AliExpress) leads by 12 points overall — here’s where those points come from:

Benchmark Scores

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

64
CNC 3040

Overall

52
Sainsmart Genmitsu
92 Value 88
62 Rigidity 25
50 Precision 40
30 Ease of use 82
58 Capability 18

CNC 3040 Router (AliExpress)

Pros

  • Water-cooled spindle versions are available; verify the chosen listing
  • Compact aluminum-frame variants suit a small workshop
  • Some configurations are advertised for aluminium and brass

Cons

  • Hardware and supplied equipment differ between sellers
  • Verify electrical condition and emergency-stop operation before use
  • Check that the seller supplies a usable manual and controller instructions

Sainsmart Genmitsu 3018 PROVer V2

Pros

  • Very affordable entry point
  • Large community and documentation
  • Semi-assembled; SainSmart estimates 20-35 minutes for assembly
  • Upgradeable spindle and laser module

Cons

  • Small work area
  • The 60 W rated spindle limits practical feed rates and depth of cut
  • Frame flex under load
  • Metal cutting needs conservative tooling and settings on this small frame

Verdict

CNC 3040 Router (AliExpress) wins this comparison with 8 categories to 2.

It scores 64/100 overall versus 52/100, winning 8 out of 10 comparison categories.

Where to Buy

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Frequently Asked Questions

What is the difference between CNC 3040 Router (AliExpress) and Sainsmart Genmitsu 3018 PROVer V2?

The CNC 3040 Router (AliExpress) ($350) features a 800W spindle with a 300×400mm work area and a Seller-dependent aluminum construction and motion hardware; check the exact model frame. The Sainsmart Genmitsu 3018 PROVer V2 ($269) features a 60W spindle with a 290×180mm work area and a Aluminum frame with plastic X/Z spindle carrier, round guides and lead screws. Overall, the CNC 3040 Router (AliExpress) wins more comparison categories.

Which is better value for money — CNC 3040 Router (AliExpress) or Sainsmart Genmitsu 3018 PROVer V2?

The Sainsmart Genmitsu 3018 PROVer V2 is $81 cheaper at $269 vs $350. Our value scores rate the CNC 3040 Router (AliExpress) higher at 92/100.

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 30/100). Both support Mach3 or the supplied USB CNC software, where specified, Candle or UGS only for a verified GRBL controller among other software options.

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