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Bosch GKS 18V-57 G Cordless Circular Saw

Bosch GKS 18V-57 G Cordless Circular Saw Review (2026)

9.1 /10 Excellent
★★★★★ 4.6★ from 4,800 Amazon owners

18V, 165mm blade, 57mm depth, brushless, bevel 0-50°. The professional circular saw standard.

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Our Verdict

The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover the majority of professional timber work. The ecosystem compatibility is the purchase decision — Bosch Professional batteries power 60+ tools.

Pros & Cons

✓ Pros

  • 57mm maximum cutting depth handles most standard structural and sheet materials
  • Bevel adjustment to 50° enables angled cuts without additional tooling
  • EC brushless motor delivers consistent power through the cut without bogging down
  • 165mm blade size is the most common — widest compatible blade selection
  • Chip blower keeps cut line clear without stopping to remove sawdust

✗ Cons

  • Body-only pricing requires Bosch Professional 18V battery investment
  • Heavy at 2.9kg with battery — extended overhead cutting is tiring
  • The 57mm depth doesn't cover deeper structural timber common in renovation work

Key Specifications

Voltage18V
Blade165mm
Depth57mm (90°) / 40mm (45°)
Bevel0-50°
MotorEC brushless
Weight2.9kg

Performance

The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover the majority of professional timber work. The ecosystem compatibility is the purchase decision — Bosch Professional batteries power 60+ tools. On paper the headline numbers are voltage of 18V, blade of 165mm, depth of 57mm (90°) / 40mm (45°), bevel of 0-50°, motor of EC brushless, weight of 2.9kg. Its standout is that 57mm maximum cutting depth handles most standard structural and sheet materials

Build Quality & Design

Beyond that, owners and the spec sheet point to a few more genuine strengths. Bevel adjustment to 50° enables angled cuts without additional tooling. EC brushless motor delivers consistent power through the cut without bogging down. We can't bench-test durability, but the depth of positive long-term owner feedback is the best available proxy for how it holds up.

Value for Money

It isn't flawless. Body-only pricing requires Bosch Professional 18V battery investment. Heavy at 2.9kg with battery — extended overhead cutting is tiring. The 57mm depth doesn't cover deeper structural timber common in renovation work. Whether those matter depends entirely on how you'll use it. At the premium price point, the trade-offs are easy to live with for the right buyer. It's the right call for The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover the majority of... Look elsewhere if you're among Those doing full renovation cutting through 75mm+ timber — a corded circular saw or track saw provides deeper cuts.

Final Verdict

9.1/10 Excellent
★★★★★ 4.6★ (4,800 Amazon reviews)

The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover the majority of professional timber work. The ecosystem compatibility is the purchase decision — Bosch Professional batteries power 60+ tools.

Check Price on Amazon ↗

FAQ

Is the Bosch GKS 18V-57 G Cordless Circular Saw worth the money?

The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover the majority of professional timber work. The ecosystem compatibility is the purchase decision — Bosch Professional batteries power 60+ tools. The Bosch GKS 18V-57 G is the circular saw for professionals who've committed to the Bosch Professional 18V ecosystem. 57mm cutting depth, 50° bevel and brushless motor cover

Who should NOT buy the Bosch GKS 18V-57 G Cordless Circular Saw?

Those doing full renovation cutting through 75mm+ timber — a corded circular saw or track saw provides deeper cuts.

Is the Bosch GKS 18V-57 G Cordless Circular Saw available in the UK and US?

Yes — we list both Amazon UK and US links. Always verify voltage compatibility (UK 230V, US 120V).

Alternatives to Consider

DeWalt DCS565 18V XR Brushless Circular Saw

DeWalt DCS565 18V XR Brushless Circular Saw

9.2/10

18V XR brushless, 165mm, 57mm depth. Brushless upgrade of DCS391.

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DeWalt DCS391 18V XR Circular Saw

DeWalt DCS391 18V XR Circular Saw

8.9/10

18V, 165mm blade, 55mm depth, brushed motor, bevel 0-45°. DeWalt's best-value circular saw.

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Or see full comparisons: vs DeWalt DCD778 18V XR Brushless Combi Drill, vs DeWalt DCD778 18V Brushless Combi Drill, vs DeWalt DCE805 18V XR Brushless Angle Grinder