No longer sold new

The BobsCNC website is no longer online, so buying new, getting parts and getting support are all uncertain. The specs and scores below stay up for owners and second-hand buyers.

Closest current alternative: TwoTrees TTC 450 Ultra CNC Router (from $700) · compare the two

BobsCNC Evolution 4 (Evo 4)

Image: BobsCNC

budget

BobsCNC Evolution 4 (Evo 4)

BobsCNC

Best for: Woodworkers who want the largest possible work area on a tight budget

Typical starting price

$500

Editorial baseline for this machine

Overall score

60

Buyer-fit score

out of 100

Scoring method

Best current buying path

Where to buy

Prices change often: compare the stores below

Value pick
  • Ships from China, typically 10-30 days
  • Multiple AliExpress sellers available

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Quick verdict

The BobsCNC Evo 4 takes a unique approach by using laser-cut birch plywood for its frame, keeping costs low while offering a massive 24x24 inch work area. Unlike budget machines with weak DC spindles, it uses a standard DeWalt trim router (sold separately) for real cutting power. The trade-off is rigidity -- the plywood frame cannot match aluminum or steel. This makes it excellent for sign-making, wood carving, and large-format projects, but completely unsuitable for metal work. The Evo 4 has a loyal following and strong community support.

Who this fits best

Woodworkers who want the largest possible work area on a tight budget

Where it wins

  • 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

Where it falls short

  • 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

Specifications

Work Area

610 × 610 mm

3721 cm²

Spindle

900W

Router mount (DeWalt DWP611 recommended, not included)

Controller

Weight

14 kg

Price

$500

budget

Full specification table
Work Area 610 × 610 × 85 mm
Spindle Router mount (DeWalt DWP611 recommended, not included)
Power 900 W
Speed 16000-27000 RPM
Weight 14 kg
Frame Laser-cut birch plywood with aluminum extrusion rails
Controller GRBL 1.1 (Arduino-based)
Software UGS, Candle, OpenBuilds CONTROL

Relative to database

Spindle power
900W
Work area
3,721 cm²
Weight
14 kg
Price
$500

Benchmark Scores

60 /100

Overall Score

Composite across 5 dimensions

≥80 excellent ≥60 good ≥40 fair
Value for money
85 /100
Rigidity
28 /100
Precision
38 /100
Ease of use
78 /100
Capability
42 /100

Community Sentiment

Evo 4 owners love the massive work area for the price and its capability for sign-making and wood carving. The plywood frame is the unanimous weak point, but most agree it is the best large-format option on a tight budget.

What owners love

  • Largest work area you can get under $500 -- 24x24 inches is genuinely useful
  • Uses a real trim router instead of a weak DC spindle
  • Made in the USA with decent quality control
  • Quick 2-3 hour assembly with minimal tools
  • Great value for sign makers and large-format woodworking on a budget

Common complaints

  • Plywood frame is the machine's biggest weakness -- limited rigidity
  • Frame can warp in humid workshops over time
  • Cannot cut metals at all -- strictly wood and plastic
  • Belt drive precision is mediocre for detailed work
  • Router not included adds to the true cost

Typical upgrades

  • DeWalt DWP611 trim router (required, not included)
  • Aluminum stiffening plates for the gantry
  • ACME lead screw upgrade for Z axis
  • Limit switches for repeatable homing
  • Upgraded belt tensioning system

Community sentiment is aggregated from forums, Reddit, Discord, and manufacturer communities. Individual experiences may vary.

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BobsCNC Evolution 4 (Evo 4)

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