Our Pick: BobsCNC Evolution 4 (Evo 4)

It wins 7 out of 10 comparison categories while costing $50 less.

BobsCNC Evolution
Spec
Lunyee 4040
$500
Price
$550
610 × 610 mm
Work area
400 × 400 mm
85 mm
Z travel
65 mm
900 W
Spindle power
500 W
14 kg
Weight
15 kg
Laser-cut birch plywood with aluminum extrusion rails
Frame
Aluminum extrusion with reinforced gantry plates
GRBL 1.1 (Arduino-based)
Controller
GRBL 1.1 (32-bit)
UGS, Candle, OpenBuilds CONTROL
Software
Candle, UGS, LaserGRBL

BobsCNC Evolution 4 (Evo 4) wins 4 of 5 spec categories. Both are similarly priced. BobsCNC Evolution 4 (Evo 4) leads by 10 points overall — here’s where those points come from:

Benchmark Scores

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

60
BobsCNC Evolution

Overall

50
Lunyee 4040
85 Value 68
28 Rigidity 32
38 Precision 40
78 Ease of use 62
42 Capability 34

BobsCNC Evolution 4 (Evo 4)

Pros

  • Largest work area in the under-$500 segment at 24x24 inches
  • Uses a real trim router for significantly more power
  • Quick assembly in 2-3 hours
  • Active community with good documentation
  • Made in the USA

Cons

  • Plywood frame limits rigidity and longevity
  • Router not included adds $80-120 to total cost
  • Cannot cut metals -- wood and plastic only
  • Belt drive limits precision compared to lead screw machines
  • Frame can warp in humid environments

Lunyee 4040 Turbo CNC Router

Pros

  • Upgraded version of 4040 Pro with improved gantry rigidity
  • 500W spindle handles soft metals with light passes
  • 400x400mm work area is practical for many hobby projects
  • 32-bit controller board is an improvement over 8-bit alternatives

Cons

  • Only marginally improved over the 4040 Pro for a $50 premium
  • Lunyee documentation and support remain limited
  • Still uses lead screws that can develop backlash
  • Not rigid enough for sustained aluminum milling
  • Smaller community makes troubleshooting harder

Verdict

BobsCNC Evolution 4 (Evo 4) wins this comparison with 7 categories to 3.

It wins 7 out of 10 comparison categories while costing $50 less.

Where to Buy

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Frequently Asked Questions

What is the difference between BobsCNC Evolution 4 (Evo 4) and Lunyee 4040 Turbo CNC Router?

The BobsCNC Evolution 4 (Evo 4) ($500) features a 900W spindle with a 610×610mm work area and a Laser-cut birch plywood with aluminum extrusion rails frame. The Lunyee 4040 Turbo CNC Router ($550) features a 500W spindle with a 400×400mm work area and a Aluminum extrusion with reinforced gantry plates frame. Overall, the BobsCNC Evolution 4 (Evo 4) wins more comparison categories.

Which is better value for money — BobsCNC Evolution 4 (Evo 4) or Lunyee 4040 Turbo CNC Router?

The BobsCNC Evolution 4 (Evo 4) is $50 cheaper at $500 vs $550. Our value scores rate the BobsCNC Evolution 4 (Evo 4) higher at 85/100.

Which router is easier to set up and use?

Based on our ease-of-use benchmarks, the BobsCNC Evolution 4 (Evo 4) scores higher (78/100 vs 62/100). Both support UGS, Candle, OpenBuilds CONTROL among other software options.

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