Our Pick: CAMaster Stinger III CNC Router

It scores 88/100 overall versus 64/100, winning 8 out of 10 comparison categories.

CNC 3040
Spec
CAMaster Stinger
$350
Price
$10000
300 × 400 mm
Work area
1220 × 1220 mm
55 mm
Z travel
152 mm
800 W
Spindle power
3000 W
25 kg
Weight
225 kg
Seller-dependent aluminum construction and motion hardware; check the exact model
Frame
Welded steel frame with precision linear rails and ball screws
Seller-specific controller and firmware; verify before choosing control software
Controller
Mach4
Mach3 or the supplied USB CNC software, where specified, Candle or UGS only for a verified GRBL controller
Software
Mach4, VCarve Pro, Aspire, Fusion 360
CAMaster Stinger III CNC Router is no longer sold new. CAMaster has closed. Its website now forwards to a closure notice, so new machines and factory support are no longer available. Closest current alternative: Avid CNC PRO4896 CNC Router (from $7,000) · Avid CNC PRO4896 CNC Router vs CNC 3040 Router (AliExpress)

CAMaster Stinger III CNC Router wins 4 of 5 spec categories. CNC 3040 Router (AliExpress) costs $9,650 less. CAMaster Stinger III CNC Router leads by 24 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

88
CAMaster Stinger
92 Value 38
62 Rigidity 96
50 Precision 94
30 Ease of use 45
58 Capability 95

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

CAMaster Stinger III CNC Router

Pros

  • Industrial-grade welded steel frame delivers exceptional rigidity
  • 3kW spindle handles aggressive cuts in hardwood and aluminum
  • Full 4x4 foot work area for panel and furniture work
  • Made in the USA with excellent customer support and training
  • Linear rails and ball screws on all axes for precision

Cons

  • Very expensive at $10000
  • Extremely heavy -- professional installation recommended
  • Requires 220V power and dedicated shop infrastructure
  • Mach4 requires a Windows PC and has a learning curve
  • Overkill for hobbyists -- designed for production environments

Verdict

CAMaster Stinger III CNC Router wins this comparison with 8 categories to 2.

It scores 88/100 overall versus 64/100, winning 8 out of 10 comparison categories.

Where to Buy

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

As an Amazon Associate I earn from qualifying purchases. Affiliate links may earn a commission at no extra cost.

Frequently Asked Questions

What is the difference between CNC 3040 Router (AliExpress) and CAMaster Stinger III CNC Router?

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 CAMaster Stinger III CNC Router ($10,000) features a 3000W spindle with a 1220×1220mm work area and a Welded steel frame with precision linear rails and ball screws. Overall, the CAMaster Stinger III CNC Router wins more comparison categories.

Which is better value for money — CNC 3040 Router (AliExpress) or CAMaster Stinger III CNC Router?

The CNC 3040 Router (AliExpress) is $9,650 cheaper at $350 vs $10,000. 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 CAMaster Stinger III CNC Router scores higher (45/100 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.

Related Comparisons