# BobsCNC Evolution 4 (E4): specs and price

**Price (US):** Not published (Discontinued and replaced by BobsCNC's Quantum series; bobscnc.com returned errors on every fetch attempt during verification and no current authorized-dealer listing could be found, so no MSRP is stated rather than guessing from stale secondary-market listings.), as of 2026-08-09.
**Brand:** BobsCNC

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | Not published |
| Brand | BobsCNC |
| Work area x (mm) | 610 |
| Work area y (mm) | 610 |
| Work area z (mm) | 84 |
| Spindle power (W) | — |
| Spindle speed (rpm) | 10,000-30,000 |
| Frame material | Laser-cut Baltic birch plywood |
| Controller firmware | Arduino Uno with GRBL 1.1 firmware, custom stepper driver shield |
| Max feed rate mm min | 5080 |
| Repeatability (mm) | — |

## Where it stands

On the spec sheet, its work area x of 610 mm is above the median of the 12, its work area y of 610 mm is above the median of the 12, and its work area z of 84 mm is below the median of the 11.

## Frequently asked questions

**How much does the BobsCNC Evolution 4 (E4) cost?**

The BobsCNC Evolution 4 (E4) has no published US price as of 2026-08-09.

**What are the BobsCNC Evolution 4 (E4)'s key specs?**

BobsCNC Evolution 4 (E4) (BobsCNC): work area x mm 610, work area y mm 610, work area z mm 84, spindle speed rpm 10,000-30,000, frame material Laser-cut Baltic birch plywood. Full sourced spec sheet verified 2026-08-09.

Source: https://mellowpine.com/bobscnc-evolution-4-cnc-router-review/ (mellowpine.com, accessed 2026-08-09)
Canonical: https://frontdeskreview.com/product/desktop-cnc-machines/bobscnc-evolution-4/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl