Comparing the Aprilia RS 457 and the KTM RC 390 side by side helps you weigh how each motorcycle fits your riding needs before you decide. On the engine front, the Aprilia RS 457 comes with a 457 cc unit compared to the KTM RC 390's 373.27 cc, producing 47.6 PS (≈ 35 kW) at 9,400 rpm and 43.5 PS @ 9000 rpm respectively. Fuel efficiency stands at 30 kmpl for the Aprilia RS 457 versus 29 kmpl for the KTM RC 390. The full specification, pricing and feature breakdown for both motorcycles is available in the table below.
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid-cooled | Liquid cooling. Curved radiator with fans for better heat management |
| Displacement | 457 cc | 373.27 cc |
| Engine Type | 2 parallel forward-facing cylinders, 4 valves per cylinder | Single Cylinder, Liquid Cooled, DOHC, FI Engine |
| Power | 47.6 PS (≈ 35 kW) at 9,400 rpm | 43.5 PS @ 9000 rpm |
| Torque | 43.5 Nm at 6,700 rpm | 37 Nm @ 7000 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 13L | 13.7 L |
| Mileage | 30 kmpl | 29 kmpl |
Dimensions & Weight |
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| Kerb Weight | 175 | 172 |
| Seat Height | 800 | 835 |
Brakes & Suspension |
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| ABS | Dual Channel | Dual Channel ABS |
| Front Brake | Disc 320 mm 4 Piston | 320 mm Disc with Radially mounted calliper |
| Front Suspension | 41mm upside-down fork, adjustable preload, 120mm travel | WP APEX USD forks, 43 mm diameter |
| Rear Brake | Disc 220 mm 1 Piston | 230 mm Disc with Floating calliper |
| Rear Suspension | Monoshock, adjustable preload, 130 mm wheel travel | WP APEX Monoshock, 10 step adjustable |
Tyres & Wheels |
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| Front Tyre | 110/70 - 17 | 110/70 - 17 |
| Rear Tyre | 150/60 - 17 | 150/60 - 17 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Alloy | Alloy |
Features & Technology |
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| Headlight | LED | LED Headlamp |
Other Specifications |
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| Battery | 12v MF | 12 V, 8 AH MF battery |
| Bike Image 1 |
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| Bike Image 2 |
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| Bike Image 3 |
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| Cluster | — | TFT Multifunction display |
| Color Options | Racing StripesPrismatic DarkOpalescent LightGP ReplicaCoral Snake blueArsenic yellow | OrangeBlueGP Edition BlueGP Edition Orange |
| Fuel System | Fuel injection | Electronic Fuel Injection |
| Price Variants | STD | 422229 GP Replica | 437228 | GP Edition | 322719 STD | 323068 |
| Starter | Self start | Self Start Only |
| Transmission | 6-speed manual | 6 Speed Manual |











