| Key Highlights | KLX450R | 390 Duke |
|---|---|---|
| Price | ₹ 9.61 Lakh | ₹ 2.97 Lakh |
| Displacement | 449 cc | 398.63 cc |
| Power | _ | 45.37 bhp @ 8500 rpm |
| Mileage | 23 kmpl | 30 kmpl |
| Top Speed | 150 km/h | 167 km/h |
| Max Power Highest power the engine/motor can produce. | N/A | 45.37 bhp @ 8500 rpm |
| Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power. | N/A | 39 Nm @ 6500 rpm |
| Battery Type | 12.8V 2.0 Ah (10HR) Li Battery | 12 V, 8 AH MF battery |
| Compression Ratio Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability. | 12.0:1 | 12.71:1 |
| Cooling System Method used to prevent engine overheating. | Liquid Cooled | Liquid cooling with radiator |
| Emission Type Pollution level compliance of the engine. | BS6 | BS6 Phase 2 |
| Engine Type Design and working of the two-wheeler's engine. | Liquid-cooled, 4-stroke, single-cylinder | Single Cylinder Liquid Cooled, DOHC, FI 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. | 449 | 398.63 |
| Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed. | 96 mm | 89 mm |
| Charging Station Locater | N/A | N/A |
| Launch Control System for fast, controlled acceleration. | N/A | Yes |
| Peak Power Highest power a bike/scooter can produce. | N/A | 43 W |
| Quick Shifter A feature that allows gear shifting without clutch. | N/A | Yes |
| Range The maximum distance an electric two-wheeler can travel on a full charge. | N/A | 450 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. | 62.1 mm | 64 mm |
| Top Speed | 150 Km/h | 167 Km/h |
| Tyre Size | Front : 80/100-21, Rear : 120/90-18 | Front : 110/70-17, Rear : 150/60-17 |
| Wheel Size | Front : 533.4 mm, Rear : 457.2 mm | Front : 431.8 mm, Rear : 431.8 mm |
| Wheels Type | Spoke | Alloy |
| Ignition The system that starts the engine, usually via a key, button, or smart start. | Digital AC-CDI | 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. | 1480 mm | 1354 mm |
| Radial Tyre A tyre with strong sidewalls and better grip, durability, and heat resistance. | N/A | Yes |
| Rear Tyre Pressure Rider | 14 psi | N/A |
| Rear Tyre Pressure Rider And Pillion | 14 psi | N/A |
| Tubless | N/A | Yes |
| Rear Brake | Disc | Disc with Floating calliper |
| Abs (Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety. | No | Dual Channel |
| Front Brake | Disc | Disc with Radially mounted calliper |
| Braking Type | N/A | Dual Channel ABS |
| 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 | 250 mm | 320 mm |
| Fuel Supply | Carburetor | Bosch Electronic Fuel Injection |
| Fuel Capacity | 8 L | 15 L |
| Fuel Reserve | 1 L | 3 L |
| Body Type The overall design and shape of the bike (e.g., cruiser, sports, scooter). | Off road bike | Naked Bike |
| Frame The main structure holding the bike together. | Perimeter, aluminium | Split-Trellis Frame |
| Water Proof Rating The rating which signifies, how well the bike resists water exposure. | N/A | N/A |
| Dry Weight Bike’s weight without fuel and fluids. | N/A | 163 Kg |
| Ground Clearance Distance between the bike’s lowest part and the ground. | 315 mm | 183 mm |
| Height | 1250 mm | N/A |
| Kerb Weight Bike’s weight with fuel and fluids. | 126 Kg | 168.3 Kg |
| Length | 2175 mm | N/A |
| Passenger Backrest A support accessory for the passenger’s back. | N/A | N/A |
| Passenger Footrest A component which support foots of the passenger. | N/A | Yes |
| Saddle Height Distance from the ground to the seat. | 935 mm | 800 mm |
| Seat Height Distance from the ground to the seat. | N/A | 800 mm |
| Width | 820 mm | N/A |
| Charging Point A port to charge devices or the two-wheeler's battery. | N/A | Yes |
| 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 |
| Usb Charging Port A USB slot to charge devices like phones. | N/A | Yes |
| Riding Modes Different settings (e.g., Sport, Eco, Rain) that adjust performance and power delivery. | N/A | Street & Rain |
| Starting The method to start the bike (e.g., electric start, kick start, or both). | Kick and Self Start | 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. | N/A | 5" TFT dash display |
| Fuel Gauge Indicates the current fuel level in the tank. | No | Digital |
| Instrument Console The main dashboard displaying speed, fuel, engine stats, and warnings. | No | Digital |
| Techometer | N/A | Digital |
| Low Battery Indicator Warns when the battery charge is low and may need recharging or replacement. | N/A | Yes |
| Low Oil Indicator Alerts when engine oil is low, preventing damage and ensuring smooth performance. | 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 Multiplate | Assist And Slipper Clutch |
| Gear Box | 5-speed | 6 Speed |
| Head Light | Helogen | Full Split LED Headlamp |
| Drls | No | Yes |
| Turn Signal Lamp Flashing lights on a two-wheeler that indicate the rider's turning or lane-changing direction. | N/A | LED |
| Low Fuel Indicator A warning light when fuel is low. | N/A | Yes |
| Battery Capacity Total energy the battery can store. | N/A | 12 V, 8 AH |
| 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 |
| No Of Batteries | N/A | N/A |
| Suspension Front | 48 mm inverted AOS type telescopic fork with 22-way compression and 18-way rebound damping | 5-click Compression & Rebound adjustable, Open Cartridge, WP APEX USD forks, 43mm diameter |
| Suspension Rear | Uni-Trak with 22-way low-speed, 2 turns or more high speed compression damping, 22 way rebound damping and adjustable spring preload | Adjustable WP APEX Monoshock, 5-step Rebound damping, 10-step preload adjustable |
| Seat Type The design of the seat that affects comfort and seating position. | Single | Split |
| Stepup Seat | N/A | Yes |
| Additional Features | N/A | Ride modes - Street & Rain, Motorcycle Traction Control (MTC), Track Screen, Ride-by-wire, Quickshifter+ |
| Music Control A feature that lets you play, pause, or change music via the two-wheeler's console or connected device. | N/A | N/A |
| Motor Ip Rating A rating which indicates how well the motor is protected against dust and water. | N/A | N/A |
| Anti Theft Alarm Alerts if someone tries to steal or tamper with the bike. | N/A | Yes |
| Navigation A feature that provides turn-by-turn directions on the two-wheeler display or connected device. | N/A | Yes |
| Mobile Application A companion app to monitor bike stats, location, and settings. | N/A | Yes |
| Cruise Control A feature in which rider can set a steady speed without using the throttle. | N/A | Yes |