Qj Motor Sf450r vs Suzuki Hayabusa
Side-by-side comparison for used motorcycle buyers
Qj Motor Sf450r vs Suzuki Hayabusa. Qj Motor Sf450r: 47 hp @ 9,500 rpm — estimated hp, 195 kg (wet/curb weight) — estimated weight, top speed 175 km/h — estimated, Motoryk rating 7.0/10. Suzuki Hayabusa: 190 hp @ 9,700 rpm (2021+ Gen3; earlier Gen1/2 rated ~173 hp) hp, 266 kg (curb/wet weight, 2021+ Gen3) weight, top speed 299 km/h (electronically limited; unrestricted early models capable of ~312 km/h), Motoryk rating 8.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Qj Motor Sf450r
Suzuki Hayabusa
Horsepower (hp)
47 hp
190 hp
Torque (Nm)
43 Nm
150 Nm
Top Speed (km/h)
175 km/h
299 km/h
Weight (kg) — lower is better
195 kg
266 kg
Type
Supersport
Supersport
Horsepower
47 hp @ 9,500 rpm — estimated
190 hp @ 9,700 rpm (2021+ Gen3; earlier Gen1/2 rated ~173 hp)
Torque
43 Nm @ 7,500 rpm — estimated
150 Nm @ 7,000 rpm (2021+ Gen3)
Top Speed
175 km/h — estimated
299 km/h (electronically limited; unrestricted early models capable of ~312 km/h)
Weight
195 kg (wet/curb weight) — estimated
266 kg (curb/wet weight, 2021+ Gen3)
Fuel
4.5 L/100km (approx. 22 km/L) — estimated
6.5–8.5 L/100km (approx. 12–15 km/L, real-world average depending on riding style)
Fairing
Yes
Yes
Individual Reviews
Qj Motor Sf450r
7.0/10
"Solid budget sportbike if you accept the reliability uncertainty."
Pros
+Punchy parallel-twin delivery
+Solid chassis and suspension
+Aggressive looks, reasonable ergonomics
Cons
−Limited long-term reliability data
−Parts sourcing can be slow
−Resale value unproven
Suzuki Hayabusa
8.5/10
"Buy the right one and you'll never want anything else."
Pros
+Bulletproof engine longevity
+Surprisingly manageable daily rider
+Massive aftermarket parts availability
Cons
−Frequently crashed or abused examples
−Suspension tired on older bikes
−Heavy at low-speed manoeuvring
Top 10 Accessories
Picks that work on either bike.
