Stiga BC 535 B vs BC 545 B: petrol brush cutter comparison

The Stiga BC 535 B and Stiga BC 545 B sit next to each other in Stiga’s petrol brush cutter line, and both arrive genuinely complete: a 3-tooth blade, a Tap&Go line head and a double harness are included on each. The difference that actually matters is displacement — 32.6 cc versus 42.7 cc — and what that means for the size and toughness of ground you’re clearing.

At a glance

	Stiga BC 535 B	Stiga BC 545 B
Engine	32.6 cc, 2-stroke	42.7 cc, 2-stroke (stronger)
Power	0.9 kW	1.25 kW
Cutting width	43 cm	45 cm
Included	Blade + head + double harness	Blade + head + double harness
Weight	~8.6 kg	Heavier
Best for	Mixed grass, light brush	Large or tough plots, brambles, scrub
Price position	Entry-mid	Mid (pricier of the two)

Both machines score well in our reviews — the Stiga BC 535 B at 7.9 and the Stiga BC 545 B at 8.0 — and the gap between them isn’t about build quality, it’s about capacity.

Displacement: what 10 cc extra buys you

On paper, 32.6 cc versus 42.7 cc doesn’t sound dramatic, but the real-world difference shows up under load. The BC 535 B’s 0.9 kW is enough to keep tall grass and light brambles moving without bogging the blade down, and for most gardens that’s plenty. The BC 545 B’s 1.25 kW gives it noticeably more torque reserve — it holds revs through thicker stems and established brambles where the smaller engine would need to slow down or work the throttle harder. If your land is genuinely overgrown or you’re clearing scrub rather than tidying grass, that reserve is the whole point of paying more.

Harness and handling

Neither model skimps here — both include a double-shoulder harness as standard, which is the right choice for any petrol brush cutter with real cutting weight up front. The BC 535 B is the lighter machine at around 8.6 kg, so over a long session it’s the easier one to swing and carry. The BC 545 B’s extra engine mass makes it heavier still, and while the harness distributes that weight properly, you’ll feel the difference by the end of a big clearing day. If you’re doing short, regular sessions on a manageable plot, the lighter machine is kinder on the shoulders.

Blade and cutting width

Both ship with the same setup in principle — a 3-tooth metal blade plus a Tap&Go dual-line head — so neither buyer needs to source accessories separately. The BC 545 B’s 45 cm cutting width against the BC 535 B’s 43 cm is a modest gain, but combined with the stronger engine it means fewer passes and less bogging on dense growth. For light brush and mixed grass, the BC 535 B’s blade handles the job just as capably; it’s brambles and scrub at scale where the BC 545 B’s extra power actually converts into faster clearing.

Choose the Stiga BC 535 B if…

• Your plot is a typical garden with mixed grass and occasional light brush
• You’d rather carry the lighter machine over a long session
• You want everything included (blade, head, harness) without paying the premium for extra cc

Choose the Stiga BC 545 B if…

• You’re clearing a large plot, neglected land, or regular brambles and scrub
• You want engine headroom so the blade doesn’t bog down in thick growth
• The extra weight is an acceptable trade for more cutting power

Which should you buy?

For most homeowners with a garden-sized plot and mixed grass, the Stiga BC 535 B is the smarter buy — it’s lighter, comes with everything you need, and its 32.6 cc engine has plenty of headroom for anything short of serious clearing work. Step up to the Stiga BC 545 B only if your ground genuinely demands it: a bigger plot, established brambles, or scrub that would leave the smaller engine labouring. Both are complete, brand-backed machines with a blade and harness in the box, so the decision really comes down to matching displacement to the size of the job in front of you.