| Key Highlights | TRK 251 | X440 |
|---|---|---|
| Price | ₹ 3.24 Lakh | ₹ 2.35 Lakh |
| Displacement | 249 cc | 440 cc |
| Power | 25.45 bhp @ 9250 rpm | 27 bhp @ 6,000 rpm |
| Mileage | 31.81 kmpl | 35 kmpl |
| Top Speed | 148 km/h | 135 km/h |
| Max Power Highest power the engine/motor can produce. | 25.45 bhp @ 9250 rpm | 27 bhp @ 6,000 rpm |
| Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power. | 21.1 Nm @ 8000 rpm | 38 Nm @ 4,000 rpm |
| Battery Type | 12 V, 8 Ah | 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. | 12:01 | 9.5:1 |
| Cooling System Method used to prevent engine overheating. | Liquid Cooled | Air/Oil Cooled |
| Emission Type Pollution level compliance of the engine. | BS6 | BS6 Phase 2 |
| Engine Type Design and working of the two-wheeler's engine. | Single Cylinder, 4-Valves, 4-Stroke | 440cc Single Cylinder Air-Oil Cooled Engine |
| Motor Type The type of motor used in bikes. | N/A | N/A |
| Power Modes Different performance settings in a two-wheeler. | N/A | N/A |
| Displacement Engine cylinder capacity measured in cc. | 249 | 440 |
| Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed. | 72 mm | 79 mm |
| Engine Oil | N/A | 2 L |
| Mileage City Distance a two-wheeler covers per liter/charge in city. | 31 Km | N/A |
| Peak Power Highest power a bike/scooter can produce. | 25 W | N/A |
| Range The maximum distance an electric two-wheeler can travel on a full charge. | N/A | 472 Km |
| Stroke Stroke is the piston’s movement inside the engine cylinder. Longer strokes give more torque, shorter strokes give more speed and higher RPM. | 61 mm | 88 mm |
| Valve Per Cylinder Number of valves in each engine cylinder. | 4 | 2 |
| Speed Zero Hundred Kmph Sec | 13 sec | N/A |
| Top Speed | 148 Km/h | 135 Km/h |
| Tyre Size | Front : 110/70-17, Rear : 150/60-17 | Front : 100/90 - 18, Rear : 140/70 - 17 |
| Wheel Size | Front : 431.8 mm, Rear : 431.8 mm | Front : 457.2mm, Rear : 431.8mm |
| Tubeless Tyre A tyre without an inner tube, reducing puncture risks and maintaining air longer. | Tubeless | Tubed |
| Ignition The system that starts the engine, usually via a key, button, or smart start. | TLI | CDI |
| 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. | 1390 mm | 1418 mm |
| Radial Tyre A tyre with strong sidewalls and better grip, durability, and heat resistance. | Yes | N/A |
| Front Tyre Pressure Rider | 32 psi | N/A |
| Front Tyre Pressure Rider And Pillion | 32 psi | N/A |
| Rear Tyre Pressure Rider | 36 psi | N/A |
| Rear Tyre Pressure Rider And Pillion | 36 psi | N/A |
| Abs (Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety. | Dual Channel | Dual Channel ABS |
| Braking Type | N/A | N/A |
| Ebs (Electronic Brakeforce Distribution) This electronic system uses the engine’s resistance to slow down the bike smoothly, reducing excessive brake usage and improving control. | N/A | N/A |
| Front Brake Diameter | 280 mm | 320 mm |
| Fuel Capacity | 18 L | 13 L |
| Body Type The overall design and shape of the bike (e.g., cruiser, sports, scooter). | Adventure Tourer Bike | Cruiser |
| Frame The main structure holding the bike together. | Steel trestle in steel tubes | Trellis Frame |
| Water Proof Rating The rating which signifies, how well the bike resists water exposure. | N/A | N/A |
| Kerb Weight Bike’s weight with fuel and fluids. | 164 Kg | 190 Kg |
| Length | 2070 mm | 2168 mm |
| Saddle Height Distance from the ground to the seat. | 800 mm | N/A |
| Seat Height Distance from the ground to the seat. | N/A | 805 mm |
| Mobile Connectivity A feature to connect your phone to the two-wheeler's system. | N/A | Yes |
| Bluetooth Connectivity Wireless connection for calls, music, and navigation. | N/A | Yes |
| Starting The method to start the bike (e.g., electric start, kick start, or both). | Self Start Only | Electric Start |
| Engine Kill Switch A button to instantly turn off the engine for safety and convenience. | N/A | Yes |
| Display A screen that shows important riding information like speed, fuel, and trip details. | Yes | Digital |
| Techometer | N/A | Digital |
| Distance To Empty Indicator Estimates how far you can ride before the fuel runs out. | N/A | Yes |
| Service Due Indicator Reminds when the next bike servicing or maintenance is needed. | N/A | Yes |
| Clutch A device that connects and disconnects the engine from the wheels for smooth gear shifts. | Wet multi-plate | N/A |
| Head Light | Halogen | LED |
| Battery Capacity Total energy the battery can store. | N/A | N/A |
| Charging Time Zero Hundred | N/A | N/A |
| Charging Time Zero Eighty | N/A | N/A |
| Fast Charging Time Time for quick battery charging. | N/A | N/A |
| Suspension Front | Telescopic forks | KYB Upside-down Forks 43mm |
| Suspension Rear | Telescopic coil spring oil damped | Twinshock Absorbers, 7 Step Preload adjustable |
| Additional Features | Fully Digital Display | N/A |
| Music Control A feature that lets you play, pause, or change music via the two-wheeler's console or connected device. | N/A | Via Bluetooth |
| Motor Ip Rating A rating which indicates how well the motor is protected against dust and water. | N/A | N/A |
| Navigation A feature that provides turn-by-turn directions on the two-wheeler display or connected device. | N/A | Yes |