Aprilia RS660 vs QJ Motor SRK450RR
Comparing the Aprilia RS660 (2024, 659cc) against the QJ Motor SRK450RR (2026, 421cc) in Pakistan. Priced at PKR 5,250,000.00 and PKR 2,690,000.00 respectively, this side-by-side comparison breaks down engine specs, performance, fuel economy, brakes, suspension, and rider features so you can decide which motorcycle fits your daily ride and long-term ownership budget.
Quick Verdict
Cheaper
QJ Motor SRK450RR
Saves PKR 2,560,000
More powerful
Aprilia RS660
100 hp
Lighter
Aprilia RS660
183 kg
Faster top speed
Aprilia RS660
235 km/h
Bigger fuel tank
QJ Motor SRK450RR
16.5 L
Verdicts are based on manufacturer-claimed specs available on MotoLanePK. Real-world performance may vary.
Full Specification Comparison
Highlighted cells indicate the winning value for that spec.
| Spec | Aprilia RS660 | QJ Motor SRK450RR |
|---|---|---|
| Brand | Aprilia | QJ Motor |
| Type | Sports | Sports |
| Model | RS660 | SRK450RR |
| Year | 2024 | 2026 |
| Price | PKR 5,250,000.00 | PKR 2,690,000.00 |
| Engine (cc) | 659 | 421 |
| Cylinders | 2 | 4 |
| Engine Type | Parallel Twin, DOHC, 4 Valves per Cylinder | Inline 4-Cylinder, 16V DOHC |
| Cooling Method | Liquid-Cooled | Liquid-Cooled |
| Bore (mm) | 81 | 57 |
| Stroke (mm) | 63.9 | 41.2 |
| Compression Ratio | 13.5:1 | 12.6:1 |
| Valves per Cylinder | 4 | 4 |
| Fuel System | EFI with 48mm throttle bodies, Ride-by-Wire | Electronic Fuel Injection (EFI) |
| Starting Mechanism | Electric | Electric |
| Gearbox | 6-Speed | 6-Speed |
| Clutch Type | Wet, multi-plate slipper/assist | Wet Multi-Plate Slipper Clutch |
| Final Drive | Chain | Chain |
| Power (hp) | 100 | 77 |
| Torque (Nm) | 67 | 39 |
| Top Speed (kph) | 235 | 200 |
| 0-100 (s) | 3.7 | 4.5 |
| Weight (kg) | 183 | 185 |
| Dry Weight (kg) | 169 | 176 |
| Dimensions (LxWxH) | 1995 x 745 x 1150 mm | 2020 x 755 x 1130 mm |
| Seat Height (mm) | 820 | 808 |
| Ground Clearance (mm) | 150 | 150 |
| Wheelbase (mm) | 1370 | 1385 |
| Fuel Tank (L) | 15 | 16.5 |
| Fuel Average (km/l) | 20+ | 20+ |
| Range (km) | 300 km | 330 km |
| Front Tire | 120/70 ZR 17 | 120/70-ZR17 |
| Rear Tire | 180/55 ZR 17 | 160/60-ZR17 |
| Wheel Type | Alloy | Alloy |
| Front Brake Type | Dual Hydraulic Disc | Dual Disc |
| Front Brake Size (mm) | 320 | 300 |
| Rear Brake Type | Hydraulic Disc | Disc |
| Rear Brake Size (mm) | 220 | 240 |
| Brake Brand | Brembo | Brembo |
| Brake Calipers | Front: 4-piston radial-mount, Rear: 2-piston | Front: Four-piston, Rear: Single-piston |
| ABS | ||
| CBS | ||
| Frame Type | Aluminum twin-spar | Twin-Spar |
| Front Suspension | Kayaba 41mm inverted fork, adjustable for spring preload and rebound damping | Marzocchi Fully Adjustable Upside-Down (USD) Telescopic Forks |
| Upside Down Forks | ||
| Rear Suspension | Aluminum asymmetrical swingarm, monoshock, adjustable for spring preload and rebound damping | Marzocchi Adjustable Monoshock (Telescopic Coil Spring Oil Damped) |
| Suspension Travel (mm) | 100 | -- |
| Digital Display | ||
| LED Headlights | ||
| DRLs | ||
| Traction Control | ||
| Ride by Wire | ||
| Quickshifter | Bidirectional (up and down) | Up-and-Down Quickshifter |
| Riding Modes | 5 (3 fixed, 2 customizable for Road and Track) | Normal, Sport |
| Bluetooth Connectivity | ||
| USB Charging Port | ||
| Cruise Control | ||
| Electric |