| Key Highlights | K-Light 250V | Thruxton 400 |
|---|---|---|
| Price | ₹ 2.95 Lakh | ₹ 2.75 Lakh |
| Displacement | 249 CC | 349 CC |
| Power | 18.7 hp @ 8500 rpm | 41.4 bhp @ 9,000 rpm |
| Mileage | 32 KMPL | 27 KMPL |
| Top Speed | 125 kmph | 157 kmph |
| Max Power Highest power the engine/motor can produce. | 18.7 hp @ 8500 rpm | 41.4 bhp @ 9,000 rpm |
| Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power. | 19 Nm @5500 rpm | 37.5 Nm @ 7500 rpm |
| Battery Type | Maintenance Free | N/A |
| Compression Ratio Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability. | 10:01 | 12:1 |
| Cooling System Method used to prevent engine overheating. | Air Cooled | Liquid Cooled |
| Emission Type Pollution level compliance of the engine. | BS6 | BS-VI |
| Engine Type Design and working of the two-wheeler's engine. | V-Twin engine, Air-cooled, 4 Valve | Liquid-cooled, single-cylinder, 4 valve, DOHC |
| Displacement Engine cylinder capacity measured in cc. | 249 | 349 |
| Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed. | 49 mm | 89 mm |
| Engine Oil | 1 L | N/A |
| No Of Cylinders | 2 | 1 |
| Peak Power Highest power a bike/scooter can produce. | 18 W | 29419.9 W |
| Stroke Stroke is the piston’s movement inside the engine cylinder. Longer strokes give more torque, shorter strokes give more speed and higher RPM. | 66 mm | 64 mm |
| Valve Per Cylinder Number of valves in each engine cylinder. | 4 | N/A |
| Top Speed | 125 Km/h | 157 Km/h |
| Tyre Size | Front : 120/80-16, Rear : 140/70-16 | Front : 110/70 R17 , Rear: 150/60 R17 |
| Wheel Size | Front : 406.4 mm, Rear : 406.4 mm | Front : 17 x 3.0 inch, Rear : 17 x 4.0 inch |
| Wheels Type | Alloy | Cast Aluminium Alloy |
| Tubeless Tyre A tyre without an inner tube, reducing puncture risks and maintaining air longer. | Tubeless | N/A |
| Ignition The system that starts the engine, usually via a key, button, or smart start. | ECU | N/A |
| Tyre Brand | N/A | N/A |
| Wheelbase The distance from the center of the front wheel to the center of the rear wheel, affecting stability, handling, and riding comfort. | 1530 mm | 1376 mm |
| Radial Tyre A tyre with strong sidewalls and better grip, durability, and heat resistance. | Yes | N/A |
| Front Brake Diameter | 280 mm | 300 mm |
| Rear Brake Diameter | 240 mm | 230 mm |
| Fuel Supply | Fuel Injection | N/A |
| Fuel Capacity | 20 L | 13 L |
| Fuel Reserve | 4 L | N/A |
| Body Type The overall design and shape of the bike (e.g., cruiser, sports, scooter). | Cruiser | Cafe Racer Bikes |
| Drive Type How power is sent to the wheels (e.g., chain, belt, shaft). | Belt Drive | Chain Drive |
| Frame The main structure holding the bike together. | N/A | Hybrid spine/perimeter, tubular steel, bolt-on rear subframe |
| Ground Clearance Distance between the bike’s lowest part and the ground. | 160 mm | N/A |
| Height | 1090 mm | 1110 mm |
| Kerb Weight Bike’s weight with fuel and fluids. | 179 Kg | N/A |
| Length | 2230 mm | 1116 mm |
| Passenger Backrest A support accessory for the passenger’s back. | Yes | No |
| Saddle Height Distance from the ground to the seat. | 715 mm | N/A |
| Seat Height Distance from the ground to the seat. | 715 mm | 795 mm |
| Width | 920 mm | 775 mm |
| Usb Charging Port A USB slot to charge devices like phones. | Yes | N/A |
| Riding Modes Different settings (e.g., Sport, Eco, Rain) that adjust performance and power delivery. | No | N/A |
| Starting The method to start the bike (e.g., electric start, kick start, or both). | Electric Start | Self Start |
| Traction Control A system that prevents wheel slip by adjusting power during acceleration on slippery surfaces. | N/A | Yes |
| Fuel Gauge Indicates the current fuel level in the tank. | Yes | N/A |
| Speedometer Displays the current speed of the bike in km/h or mph. | Digital | Analogue |
| Techometer | Analogue | Digital |
| Clock | Yes | N/A |
| Distance To Empty Indicator Estimates how far you can ride before the fuel runs out. | No | N/A |
| Low Oil Indicator Alerts when engine oil is low, preventing damage and ensuring smooth performance. | Yes | N/A |
| Service Due Indicator Reminds when the next bike servicing or maintenance is needed. | No | N/A |
| Clutch A device that connects and disconnects the engine from the wheels for smooth gear shifts. | Wet Multiplate | Wet, multi-plate, slip & assist |
| Gear Box | 5-Speed | 6 Speed |
| Head Light | LED | N/A |
| Tail Light | LED | N/A |
| Drls | Yes | Yes |
| Battery Warranty Warranty period for the battery. | 2 Years | N/A |
| Suspension Front | Telescopic | 43mm upside down Big Piston forks. 135mm wheel travel |
| Suspension Rear | Hydraulic | Gas monoshock RSU with external reservoir and pre-load adjustment. 130mm wheel travel |
| Seat Type The design of the seat that affects comfort and seating position. | Telescopic | N/A |
| Stepup Seat | Yes | N/A |
| Additional Features | N/A | Ride-by-wire throttle |
| Navigation A feature that provides turn-by-turn directions on the two-wheeler display or connected device. | Yes | N/A |
| Mobile Application A companion app to monitor bike stats, location, and settings. | Yes | N/A |
| Cruise Control A feature in which rider can set a steady speed without using the throttle. | N/A | No |
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