Comparing the KTM 50 SX and the Yamaha R3 side by side helps you weigh how each motorcycle fits your riding needs before you decide. In terms of pricing, the KTM 50 SX is available at a price on request, while the Yamaha R3 is priced at ₹359,900. On the engine front, the KTM 50 SX comes with a 49.9 cc unit compared to the Yamaha R3's 321cc, producing 5.3 bhp @ 11500 rpm and 30.9 kW (42.0 PS) @ 10,750 rpm respectively. Fuel efficiency stands at 30 kmpl for the KTM 50 SX versus 25 Kmpl for the Yamaha R3. 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 Cooled |
| Displacement | 49.9 cc | 321cc |
| Engine Type | 1-cylinder, 2-stroke engine | 4-stroke, 2-cylinder, Liquid-cooled, DOHC, 4-valves |
| Power | 5.3 bhp @ 11500 rpm | 30.9 kW (42.0 PS) @ 10,750 rpm |
| Torque | 5.2 Nm @ 7500 rpm | 29.5 Nm (3.0 kgfm) @ 9,000 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 2.3 L | 14 L |
| Mileage | 30 kmpl | 25 Kmpl |
Dimensions & Weight |
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| Kerb Weight | 41 | 169 |
| Seat Height | 653 | 780 |
Brakes & Suspension |
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| ABS | — | Dual Channel |
| Front Brake | Disc 160 mm | Hydraulic single disc, 298 mm |
| Front Suspension | XACT 35 WP Upside-Down fork, Ø 35 mm | Telescopic Upside Down Fork (USD Fork) |
| Rear Brake | Disc 160 mm | Hydraulic single disc, 220 mm |
| Rear Suspension | XACT WP mono shock | Swingarm |
Tyres & Wheels |
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| Front Tyre | 60/100 - 12 | 110/70 R17M/C 54H Tubeless |
| Rear Tyre | 2.75 - 10 | 140/70 R17M/C 66H Tubeless |
| Tyre Type | Tubed | Tubeless |
| Wheel Type | Spoke | Alloy |
Features & Technology |
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| Headlight | — | Dual LED headlight |
Other Specifications |
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| Battery | — | 12 V, 7.0 Ah |
| Cluster | — | LCD Instrument Cluster |
| Color Options | Electronic Orange | Icon Blue |
| Fuel System | — | Fuel Injection |
| Price Variants | STD | 475000 | | 339028 |
| Starter | Kick Start Only | Electric |
| Transmission | Manual | Constant Mesh, 6-speed |





