Comparing the Aprilia RS 457 and the KTM 85 SX 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 85 SX's 84.9 cc, producing 47.6 PS (≈ 35 kW) at 9,400 rpm and 15.5 bhp @ 11500 rpm respectively. Fuel efficiency stands at 30 kmpl for the Aprilia RS 457 versus 25 kmpl for the KTM 85 SX. The full specification, pricing and feature breakdown for both motorcycles is available in the table below.
| Specification | ||
|---|---|---|
Engine Specifications |
||
| Cooling System | Liquid-cooled | Liquid Cooled |
| Displacement | 457 cc | 84.9 cc |
| Engine Type | 2 parallel forward-facing cylinders, 4 valves per cylinder | 1-cylinder, 2-stroke engine |
| Power | 47.6 PS (≈ 35 kW) at 9,400 rpm | 15.5 bhp @ 11500 rpm |
| Torque | 43.5 Nm at 6,700 rpm | 14 Nm @ 8500 rpm |
Performance & Efficiency |
||
| Fuel Tank Capacity | 13L | 5.2 L |
| Mileage | 30 kmpl | 25 kmpl |
Dimensions & Weight |
||
| Kerb Weight | 175 | approx. 67 kg (without fuel) |
| Seat Height | 800 | 865 mm |
Brakes & Suspension |
||
| ABS | Dual Channel | — |
| Front Brake | Disc 320 mm 4 Piston | Disc 240 mm |
| Front Suspension | 41mm upside-down fork, adjustable preload, 120mm travel | XACT 43 WP Upside-Down fork, Ø 43 mm |
| Rear Brake | Disc 220 mm 1 Piston | Disc 220 mm |
| Rear Suspension | Monoshock, adjustable preload, 130 mm wheel travel | XACT WP PDS mono shock |
Tyres & Wheels |
||
| Front Tyre | 110/70 - 17 | 70/100 - 17 |
| Rear Tyre | 150/60 - 17 | 90/100 - 14 |
| Tyre Type | Tubeless | Tubed |
| Wheel Type | Alloy | Spoke |
Features & Technology |
||
| Headlight | LED | — |
Other Specifications |
||
| Battery | 12v MF | — |
| Bike Image 1 |
|
— |
| Bike Image 2 |
|
— |
| Bike Image 3 |
|
— |
| Color Options | Racing StripesPrismatic DarkOpalescent LightGP ReplicaCoral Snake blueArsenic yellow | Orange |
| Fuel System | Fuel injection | Keihin PWK 28 |
| Price Variants | STD | 422229 GP Replica | 437228 | STD | 669000 |
| Starter | Self start | Kickstarter |
| Transmission | 6-speed manual | 6 Speed Manual |








