SainSmart 4040-PRO vs SainSmart 4040-PRO MAX
Two desktop CNC routers side by side, from each maker's own page, read 1 November 2026. Neither has been tested for this site, so this shows what each maker publishes, not which cuts better.
Photo: SainSmartSainSmart 4040-PRO
$599.00
Photo: SainSmartSainSmart 4040-PRO MAX
$949.00
Where they differ
- SainSmart 4040-PRO is listed $350 lower ($599.00 against $949.00).
- Drive: SainSmart 4040-PRO has leadscrew drive; SainSmart 4040-PRO MAX has a drive the page doesn't fully describe.
- Published footprints: 673 × 663 mm against 660 × 666 mm.
Published specs
| SainSmart 4040-PRO | SainSmart 4040-PRO MAX | |
|---|---|---|
| Price | $599.00 | $949.00 |
| Work area | 400 × 400 mm | 400 × 400 mm |
| Z | 78 mm (3.1") | 78 mm (3.1") |
| Spindle or router | 75W, max 9,000 RPM (included; described as upgradable) | 710W trim router, 6,500-30,000 RPM (included) |
| Drive | Leadscrew | Leadscrew on Y; the page doesn't say what drives X and Z |
| Linear guides | Not published | Linear rails on X and Z (X described as a "linear optical axis rail") |
| Controller and motors | Offline controller CTL4040; GRBL on a 32-bit MCU, TB67S109 drivers. NEMA 17 steppers. | GRBL on a 32-bit MCU, TB67S109 drivers. Offline controller CTL4040 sold separately. |
| Software | Not published | Lists Candle, LaserGRBL and LightBurn; Vectric VCarve Desktop as an optional bundle |
| Footprint | 673 x 663 x 336 mm (26.50 x 26.10 x 13.23 in) | 660 × 666 × 390 mm (26.98 × 26.22 × 15.35 in) |
| Weight | 20.65 kg (45.5 lb) | 24.6 kg (54.2 lb) |
| Warranty | Not published | Not published |
| Spec notes | 2 | 1 |
| Source | Maker’s page ↗ | Maker’s page ↗ |
Work areas to scale
Open in the compare tool See them on your bench
Why this pair
Pairs are picked by a rule: machines in the same size class and within about 60% of each other's price, plus each machine's nearest sibling from the same maker. No search or keyword data was used. All 46 pairs.