Bosch GST 18V-155 SC Cordless Jigsaw Review (2026): 9.1/10

Name: Bosch GST 18V-155 SC Cordless Jigsaw
Brand: Bosch
Rating: 4.7 (3800 reviews)

Pros & Cons

✓ Pros

Brushless motor extends motor lifespan 3x over brushed alternatives for regular use
Constant Electronic speed maintains cutting speed under load — consistent cut quality
Orbiting blade movement (4 settings) speeds through thick wood and reduces blade deflection
T-shank blade acceptance covers the widest range of Bosch and compatible jigsaw blades
LED work light illuminates the cut line in dark corners and overhead positions

✗ Cons

Body-only — Bosch 18V Professional battery required separately
Premium pricing for a jigsaw compared to budget corded alternatives
4.5kg with battery is heavy for extended overhead cutting sessions

Key Specifications

Motor	Brushless 18V
Speed	Constant Electronic
Orbit	4-stage setting
Blade	T-shank
Weight	4.5kg (with battery)
LED	Yes

Performance

Bosch GST 18V-155 SC is the cordless jigsaw for serious Bosch 18V Professional users. Brushless motor, Constant Electronic speed management and 4-stage orbiting deliver professional cuts in all materials. Corded alternatives cost less — the cordless premium pays back in freedom of movement for site work and loft installations. On paper the headline numbers are motor of Brushless 18V, speed of Constant Electronic, orbit of 4-stage setting, blade of T-shank, weight of 4.5kg (with battery), led of Yes. Its standout is that brushless motor extends motor lifespan 3x over brushed alternatives for regular use. Owners often find compatible accessories a worthwhile addition to this setup.

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Owner Essentials

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Build Quality & Design

Beyond that, owners and the spec sheet point to a few more genuine strengths. Constant Electronic speed maintains cutting speed under load — consistent cut quality. Orbiting blade movement (4 settings) speeds through thick wood and reduces blade deflection. For those looking to complement it, extended warranty options is commonly paired with this product. 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 — Bosch 18V Professional battery required separately. Premium pricing for a jigsaw compared to budget corded alternatives. 4.5kg with battery is heavy for extended overhead cutting sessions. 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 Look elsewhere if you're among

Final Verdict

9.1/10 Excellent

★★★★★ 4.7★ (3,800 Amazon reviews)

Bosch GST 18V-155 SC is the cordless jigsaw for serious Bosch 18V Professional users. Brushless motor, Constant Electronic speed management and 4-stage orbiting deliver professional cuts in all materials. Corded alternatives cost less — the cordless premium pays back in freedom of movement for site work and loft installations.

FAQ

Is the Bosch GST 18V-155 SC Cordless Jigsaw worth the money?

Bosch GST 18V-155 SC is the cordless jigsaw for serious Bosch 18V Professional users. Brushless motor, Constant Electronic speed management and 4-stage orbiting deliver professional cuts in all materials. Corded alternatives cost less — the cordless premium pays back in freedom of movement for site work and loft installations.

Who should NOT buy the Bosch GST 18V-155 SC Cordless Jigsaw?

Is the Bosch GST 18V-155 SC Cordless Jigsaw available in the UK and US?

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

What's the biggest drawback of the Bosch GST 18V-155 SC Cordless Jigsaw?

Body-only — Bosch 18V Professional battery required separately

What do owners say about the Bosch GST 18V-155 SC Cordless Jigsaw?

4.7★ from 3,800 verified Amazon owners. Brushless motor extends motor lifespan 3x over brushed alternatives for regular use

How does the Bosch GST 18V-155 SC Cordless Jigsaw compare to similar power tools?

At 9.1/10, it ranks among the strongest options we've reviewed in this category. See our Bosch GST 18V-155 SC comparisons for direct head-to-head detail against specific alternatives.