KAWASAKI Z650 vs 2024 QJ MOTOR SRK 550 RS
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Scores, summary & seat (optional) Estimates and auto text from specs — open if you want them.
Technical score (estimate)
Weighted mix of power, torque, power-to-weight, top speed and lighter weight within this comparison only. Not a real-world verdict — riding style and roads matter.
Usage fit (estimate)
Rough scores for city riding, touring, sporty riding and new riders — mix of specs and bike category. Same caveats as the technical score: traffic, skill and tyres matter.
City / commute
Touring / long rides
Sporty riding
New rider friendly
Seat height (cm)
Figures are as in the database; boots, suspension sag and road surface change how tall the bike feels.
- KAWASAKI Z650 79 cm Tallest seat here
- 2024 QJ MOTOR SRK 550 RS 77 cm Lowest seat here
Spread in this comparison: about 2 cm.
Rough guide: comfortable flat-foot reach often needs inseam roughly in the same ballpark as seat height (varies a lot by ergonomics).
Auto summary from specs
Generated from the numbers in the comparison — not a review.
- Power spans 60 hp (2024 QJ MOTOR SRK 550 RS) up to 68 hp (KAWASAKI Z650).
- Torque spans 55 Nm (2024 QJ MOTOR SRK 550 RS) up to 64 Nm (KAWASAKI Z650).
- Weight spans 186 kg (2024 QJ MOTOR SRK 550 RS) to 188 kg (KAWASAKI Z650).
- Displacement spans 550 cc (2024 QJ MOTOR SRK 550 RS) to 650 cc (KAWASAKI Z650).
Reader votes so far — total 1: KAWASAKI Z650 (0); 2024 QJ MOTOR SRK 550 RS (1).
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| Specification | KAWASAKI Z650 | QJ MOTOR SRK 550 RS |
|---|---|---|
| Brand | KAWASAKI | QJMOTOR |
| Model | KAWASAKI Z650 | QJ MOTOR SRK 550 RS |
| Engine size | 650cc | 550cc |
| Power | 68hp | 60hp |
| Torque | 64nm. | 55nm. |
| Cylinders / valves | Twin cylinder, 8 valves | Twin cylinder, 8 valves |
| Weight | 188kg | 186kg |
| Front brake | 300 mm dual discs, dual-piston caliper | Disc ø320mm(dual)(ABS) |
| Rear brake | 220 mm single disc, single-piston caliper | Disc ø260mm(ABS) |
| Seat height (cm) | 79cm | 77cm |
| Front tyre | 120/70ZR17M/C (58W) | 120/70ZR17 |
| Rear tyre | 160/60ZR17M/C (69W) | 160/60ZR17 |
| Cooling | Liquid cooling | Liquid cooling |
| Front suspension | 41 mm telescopic fork | Telescopic Upside-Down |
| Rear suspension | Horizontal back-link with preload adjustment | Telescopic coil spring oil damped |
| Motorcycle type | Naked | Supersport |
| Top speed | 220km/h | 220km/h |
| Fuel capacity / consumption | 15 L – 4 L/100km | 16.5 L – 5.5 L/100km |
| Service network | ||
| Service quality | ||
| Parts availability | ||
| Price | $8149 | Price not listed. |
| Brand price lists | View KAWASAKI price list | View QJMOTOR price list |
| Extra features | -Assist Slipper Clutch -Economical Riding Indicator -Dual Throttle Valves |
-TFT Display |
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2023 KAWASAKI Z650 vs 2024 QJ MOTOR SRK 550 RS: listed specifications
The 2023 KAWASAKI Z650 and 2024 QJ MOTOR SRK 550 RS are closely matched in weight, while the Z650 has more displacement, peak power and torque.
Engine displacement
Z650 has a clearly larger listed engine displacement (650 cc vs 550 cc).
Peak power
Z650 has a modest listed power advantage (68 hp vs 60 hp).
Torque
Z650 has a clear listed torque advantage (64 Nm vs 55 Nm).
Listed top speed
Z650 and SRK 550 RS have very similar listed top speeds (220 km/h vs 220 km/h).
Cooling
Both motorcycles are listed as liquid-cooled.
Weight and seat height
Z650 and SRK 550 RS have very similar listed weights (188 kg vs 186 kg). SRK 550 RS has a lower listed seat height (77 cm vs 79 cm).
Conclusion
The measurable differences are therefore concentrated in displacement, peak power, torque and seat height, while listed top speed and weight remain relatively close.
Frequently asked questions
What is the top speed of KAWASAKI Z650 vs QJ MOTOR SRK 550 RS?
Both are listed at 220 km/h (137 mph) top speed in our specification data.
Which has more horsepower, KAWASAKI Z650 or QJ MOTOR SRK 550 RS?
KAWASAKI Z650 has 68 hp compared with 60 hp on the QJ MOTOR SRK 550 RS.
Which is lighter, KAWASAKI Z650 or QJ MOTOR SRK 550 RS?
QJ MOTOR SRK 550 RS is lighter at 186 kg vs 188 kg for KAWASAKI Z650.
Which is better, KAWASAKI Z650 or QJ MOTOR SRK 550 RS?
It depends on your riding style. Compare top speed, weight, fuel use and price in the table on this page, then vote for the bike you prefer.
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