Bsa Gold Star 650 vs Kawasaki Z650rs
Side-by-side comparison for used motorcycle buyers
Bsa Gold Star 650 vs Kawasaki Z650rs. Bsa Gold Star 650: 45 hp @ 6,500 rpm hp, 222 kg (wet/curb weight) weight, top speed ~180 km/h (estimated), Motoryk rating 6.5/10. Kawasaki Z650rs: 67 hp @ 8,000 rpm hp, 187 kg (curb weight) weight, top speed 185 km/h (estimated), Motoryk rating 7.8/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Bsa Gold Star 650
Kawasaki Z650rs
Horsepower (hp)
45 hp
67 hp
Torque (Nm)
55 Nm
64 Nm
Top Speed (km/h)
180 km/h
185 km/h
Weight (kg) — lower is better
222 kg
187 kg
Type
Classic
Classic
Horsepower
45 hp @ 6,500 rpm
67 hp @ 8,000 rpm
Torque
55 Nm @ 4,000 rpm
64 Nm @ 6,700 rpm
Top Speed
~180 km/h (estimated)
185 km/h (estimated)
Weight
222 kg (wet/curb weight)
187 kg (curb weight)
Fuel
Estimated 4.5–5.5 L/100km (18–22 km/L) — NOTE: Limited real-world data available as of 2023
4.5 L/100km (approx. 22 km/L typical real-world average)
Fairing
No
No
Individual Reviews
Bsa Gold Star 650
6.5/10
"Beautiful but buy carefully — early examples need thorough pre-purchase inspection."
Pros
+Stunning retro visual presence
+Tractable low-down torque
+Light and easy handling
Cons
−Early ECU fuelling problems
−Patchy parts availability
−Cheap switchgear quality
Kawasaki Z650rs
7.8/10
"A genuinely pretty bike that's actually fun to ride."
Pros
+Bulletproof parallel-twin engine
+Stunning retro styling
+Affordable insurance and servicing
Cons
−Suspension soft for heavy riders
−Headers discolor quickly
−Limited wind protection
Top 10 Accessories
Picks that work on either bike.
