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All Bikes/Compare/Suzuki Gsx-8s vs Kawasaki Z650

Suzuki Gsx-8s vs Kawasaki Z650

Side-by-side comparison for used motorcycle buyers

Suzuki Gsx-8s vs Kawasaki Z650. Suzuki Gsx-8s: 82.9 hp @ 8,500 rpm hp, 193 kg (wet/curb weight) weight, top speed approx. 190 km/h (estimated), Motoryk rating 7.8/10. Kawasaki Z650: 68 hp @ 8,000 rpm hp, 187 kg (wet/curb weight) weight, top speed 185 km/h, Motoryk rating 7.8/10.

Performance at a Glance

Green = winner per metric · Bars are relative to the higher value

Suzuki Gsx-8s Kawasaki Z650
Horsepower (hp)
82.9 hp
68 hp
Torque (Nm)
78 Nm
64 Nm
Top Speed (km/h)
km/h
185 km/h
Weight (kg) — lower is better
193 kg
187 kg
Type
Naked
Naked
Horsepower
82.9 hp @ 8,500 rpm
68 hp @ 8,000 rpm
Torque
78 Nm @ 6,800 rpm
64 Nm @ 6,700 rpm
Top Speed
approx. 190 km/h (estimated)
185 km/h
Weight
193 kg (wet/curb weight)
187 kg (wet/curb weight)
Fuel
approx. 5.2 L/100km (estimated real-world average)
4.5 L/100km (approx. 22 km/L typical real-world average)
Fairing
No
No

Individual Reviews

Suzuki Gsx-8s
Suzuki Gsx-8s
7.8/10

"Honest, capable middleweight that rewards smart used buyers considerably."

Pros
+Smooth, torquey parallel-twin
+Sensible electronics package
+Low used pricing now
Cons
Zero wind protection
Soft stock suspension
Bland styling divides opinion
Kawasaki Z650
Kawasaki Z650
7.8/10

"A genuinely sorted middleweight that rewards riders who outgrew 400s."

Pros
+Torquey twin from low revs
+Lightweight and genuinely flickable
+Parts cheap and plentiful
Cons
Rear shock deteriorates quickly
Pillion comfort frankly terrible
Wind protection essentially nonexistent

Top 10 Accessories

Picks that work on either bike.

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PUIG R19 Frame Sliders Suzuki GSX-8S
PUIG · Frame Sliders
PUIG R19 Frame Sliders Suzuki GSX-8S
View on Amazon →
PUIG R12 Frame Sliders Kawasaki Z650 2017+
PUIG · Frame Sliders
PUIG R12 Frame Sliders Kawasaki Z650 2017+
View on Amazon →
SW-Motech Engine Guard Crash Bar GSX-8S
SW-Motech · Crash Bars
SW-Motech Engine Guard Crash Bar GSX-8S
View on Amazon →
SW-Motech Crash Bar Engine Guard Kawasaki Z650
SW-Motech · Crash Bars
SW-Motech Crash Bar Engine Guard Kawasaki Z650
View on Amazon →
Evotech Performance Tail Tidy Suzuki GSX-8S
Evotech · Tail Tidy
Evotech Performance Tail Tidy Suzuki GSX-8S
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NICHE Drive Sprocket Chain Combo for Kawasaki Ninja 650 Versys Front 15 Rear 46 Tooth 520 X-Ring 114 Links
Chain & Lube
NICHE Drive Sprocket Chain Combo for Kawasaki Ninja 650 Versys Front 15 Rear 46 Tooth 520 X-Ring 114 Links
View on Amazon →
Yoshimura Alpha T Slip-On Exhaust GSX-8S
Yoshimura · Exhaust Slip-on
Yoshimura Alpha T Slip-On Exhaust GSX-8S
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AJC Battery Compatible with Kawasaki Z650 ABS 650CC Motorcycle Battery (2017-2019)
Battery
AJC Battery Compatible with Kawasaki Z650 ABS 650CC Motorcycle Battery (2017-2019)
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PUIG Sport Screen Naked Series Suzuki GSX-8S
PUIG · Windscreen
PUIG Sport Screen Naked Series Suzuki GSX-8S
View on Amazon →
Cyclemax Full Synthetic Oil Change Kit compatible with 2017-2023 Kawasaki Z650 Z 650
Engine Oil
Cyclemax Full Synthetic Oil Change Kit compatible with 2017-2023 Kawasaki Z650 Z 650
View on Amazon →
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