2024 QJ MOTOR SRK 550 RR vs 2024 APRILIA RS457
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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.
- 2024 QJ MOTOR SRK 550 RR 77 cm Lowest seat here
- 2024 APRILIA RS457 81 cm Tallest seat here
Spread in this comparison: about 4 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 47 hp (2024 APRILIA RS457) up to 60 hp (2024 QJ MOTOR SRK 550 RR).
- Torque spans 37.2 Nm (2024 APRILIA RS457) up to 55 Nm (2024 QJ MOTOR SRK 550 RR).
- Weight spans 175 kg (2024 APRILIA RS457) to 186 kg (2024 QJ MOTOR SRK 550 RR).
- Displacement spans 450 cc (2024 APRILIA RS457) to 550 cc (2024 QJ MOTOR SRK 550 RR).
All values look the same; turn off the filter.
| Specification | QJ MOTOR SRK 550 RR | APRILIA RS457 |
|---|---|---|
| Brand | QJMOTOR | APRILIA |
| Model | QJ MOTOR SRK 550 RR | APRILIA RS457 |
| Engine size | 550cc | 450cc |
| Power | 60hp | 47hp |
| Torque | 55nm. | 37.2nm. |
| Cylinders / valves | Twin cylinder, 8 valves | Twin cylinder, 8 valves |
| Weight | 186kg | 175kg |
| Front brake | Disc ø320mm(double)(ABS) | 320 mm disc brake with four-piston caliper Dual Channel ABS |
| Rear brake | Disc ø260mm(ABS) | 220 mm single disc, single-piston caliper ABS |
| Seat height (cm) | 77cm | 81cm |
| Front tyre | 120/70-ZR17 | 110/70 - 17 |
| Rear tyre | 160/60-ZR17 | 150/60 - 17 |
| Cooling | Liquid cooling | Liquid cooling |
| Front suspension | Telescopic Upside-Down | 41mm upside-down fork, adjustable preload, 120mm travel |
| Rear suspension | Telescopic coil spring oil damped | Monoshock, adjustable preload, 130 mm wheel travel |
| Motorcycle type | Supersport | Supersport |
| Top speed | 220km/h | 220km/h |
| Fuel capacity / consumption | 15 L – 5.5 L/100km | 15 L – 5 L/100km |
| Service network | ||
| Service quality | ||
| Parts availability | ||
| Price | Price not listed. | $6899 |
| Brand price lists | View QJMOTOR price list | View APRILIA price list |
| Extra features | -TFT Display |
-Ride by Wire, 5-inch Colour TFT Display |
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2024 QJ MOTOR SRK 550 RR vs 2024 APRILIA RS457: listed specifications
The 2024 QJ MOTOR SRK 550 RR and 2024 APRILIA RS457 differ on the listed specifications: the SRK 550 RR has more displacement, peak power and torque, and the RS457 has a lower listed weight.
Engine displacement
SRK 550 RR has a clearly larger listed engine displacement (550 cc vs 450 cc).
Peak power
SRK 550 RR has a clear listed power advantage (60 hp vs 47 hp).
Torque
SRK 550 RR has a clear listed torque advantage (55 Nm vs 37.2 Nm).
Listed top speed
SRK 550 RR and RS457 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
RS457 has a modest listed weight advantage (175 kg vs 186 kg). There is a noticeable listed seat-height difference: RS457 is listed higher (81 cm) than SRK 550 RR (77 cm).
Conclusion
The measurable differences are therefore concentrated in displacement, peak power, torque, weight and seat height, while listed top speed remains relatively close.
Frequently asked questions
What is the top speed of QJ MOTOR SRK 550 RR vs APRILIA RS457?
Both are listed at 220 km/h (137 mph) top speed in our specification data.
Which has more horsepower, QJ MOTOR SRK 550 RR or APRILIA RS457?
QJ MOTOR SRK 550 RR has 60 hp compared with 47 hp on the APRILIA RS457.
Which is lighter, QJ MOTOR SRK 550 RR or APRILIA RS457?
APRILIA RS457 is lighter at 175 kg vs 186 kg for QJ MOTOR SRK 550 RR.
Which is better, QJ MOTOR SRK 550 RR or APRILIA RS457?
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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