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Inventables X-Carve Pro (4x4) vs SainSmart Genmitsu 3018-PROVer

A sourced, side-by-side comparison. SainSmart Genmitsu 3018-PROVer is cheaper at $199.99. Every spec and price links to its source.

Which is better: the Inventables X-Carve Pro (4x4) or SainSmart Genmitsu 3018-PROVer?

On the specs we track, they're closely matched. The SainSmart Genmitsu 3018-PROVer is the cheaper at $199.99.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Inventables X-Carve Pro (4x4) SainSmart Genmitsu 3018-PROVer
US price $11995 $199.99
BrandInventablesSainSmart / Genmitsu
Released2021-01-01
Work area x (mm) 1219 300
Work area y (mm) 1219 180
Work area z (mm) 102 45
Spindle power (W) 1500 75
Spindle speed (rpm) 8,000-24,000 10000
Frame material Powder-coated aluminum gantry with 25mm ball screws and linear guides Extruded aluminum with 20mm linear rails on all axes
Controller firmware X-Controller Pro (Inventables proprietary controller enclosure), Easel Pro software GRBL 1.1 (32-bit ARM control board) with 1.8in TFT offline controller
Max feed rate mm min
Repeatability (mm) 0.025 0.05

Sources — Inventables X-Carve Pro (4x4): inventables.com (verified 2026-08-09). SainSmart Genmitsu 3018-PROVer: sainsmart.com (verified 2026-08-09).

What's the difference between the Inventables X-Carve Pro (4x4) and SainSmart Genmitsu 3018-PROVer?

Where the two actually differ on the specs we track (8 of 9). Matching specs are omitted.

  • Work area x (mm): Inventables X-Carve Pro (4x4) 1219 vs SainSmart Genmitsu 3018-PROVer 300
  • Work area y (mm): Inventables X-Carve Pro (4x4) 1219 vs SainSmart Genmitsu 3018-PROVer 180
  • Work area z (mm): Inventables X-Carve Pro (4x4) 102 vs SainSmart Genmitsu 3018-PROVer 45
  • Spindle power (W): Inventables X-Carve Pro (4x4) 1500 vs SainSmart Genmitsu 3018-PROVer 75
  • Spindle speed (rpm): Inventables X-Carve Pro (4x4) 8,000-24,000 vs SainSmart Genmitsu 3018-PROVer 10000
  • Frame material: Inventables X-Carve Pro (4x4) Powder-coated aluminum gantry with 25mm ball screws and linear guides vs SainSmart Genmitsu 3018-PROVer Extruded aluminum with 20mm linear rails on all axes
  • Controller firmware: Inventables X-Carve Pro (4x4) X-Controller Pro (Inventables proprietary controller enclosure), Easel Pro software vs SainSmart Genmitsu 3018-PROVer GRBL 1.1 (32-bit ARM control board) with 1.8in TFT offline controller
  • Repeatability (mm): Inventables X-Carve Pro (4x4) 0.025 vs SainSmart Genmitsu 3018-PROVer 0.05

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