# Inventables X-Carve Pro (4x4) vs BobsCNC Evolution 4 (E4): specs and price compared

A sourced, side-by-side comparison of the Inventables X-Carve Pro (4x4) (Inventables) and BobsCNC Evolution 4 (E4) (BobsCNC) among desktop cnc machines.

## Side by side

| Spec | Inventables X-Carve Pro (4x4) | BobsCNC Evolution 4 (E4) |
| --- | --- | --- |
| US price | $11995 | not published |
| Brand | Inventables | BobsCNC |
| Released | 2021-01-01 | — |
| Work area x (mm) | 1219 | 610 |
| Work area y (mm) | 1219 | 610 |
| Work area z (mm) | 102 | 84 |
| Spindle power (W) | 1500 | — |
| Spindle speed (rpm) | 8,000-24,000 | 10,000-30,000 |
| Frame material | Powder-coated aluminum gantry with 25mm ball screws and linear guides | Laser-cut Baltic birch plywood |
| Controller firmware | X-Controller Pro (Inventables proprietary controller enclosure), Easel Pro software | Arduino Uno with GRBL 1.1 firmware, custom stepper driver shield |
| Max feed rate mm min | — | 5080 |
| Repeatability (mm) | 0.025 | — |

## Key differences

- Work area x (mm): Inventables X-Carve Pro (4x4) 1219 vs BobsCNC Evolution 4 (E4) 610
- Work area y (mm): Inventables X-Carve Pro (4x4) 1219 vs BobsCNC Evolution 4 (E4) 610
- Work area z (mm): Inventables X-Carve Pro (4x4) 102 vs BobsCNC Evolution 4 (E4) 84
- Spindle speed (rpm): Inventables X-Carve Pro (4x4) 8,000-24,000 vs BobsCNC Evolution 4 (E4) 10,000-30,000
- Frame material: Inventables X-Carve Pro (4x4) Powder-coated aluminum gantry with 25mm ball screws and linear guides vs BobsCNC Evolution 4 (E4) Laser-cut Baltic birch plywood
- Controller firmware: Inventables X-Carve Pro (4x4) X-Controller Pro (Inventables proprietary controller enclosure), Easel Pro software vs BobsCNC Evolution 4 (E4) Arduino Uno with GRBL 1.1 firmware, custom stepper driver shield

## Sources

- Inventables X-Carve Pro (4x4): https://www.inventables.com/pages/x-carve-pro-tech-specs (inventables.com, verified 2026-08-09)
- BobsCNC Evolution 4 (E4): https://mellowpine.com/bobscnc-evolution-4-cnc-router-review/ (mellowpine.com, verified 2026-08-09)

Canonical: https://frontdeskreview.com/gear/desktop-cnc-machines/inventables-x-carve-pro-4x4-vs-bobscnc-evolution-4/
Cite: Per The Front Desk Review, Inventables X-Carve Pro (4x4) ($11995) vs BobsCNC Evolution 4 (E4) (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/desktop-cnc-machines/inventables-x-carve-pro-4x4-vs-bobscnc-evolution-4/
License: CC BY 4.0.