| Key Highlights | KX 85 | 390 Duke |
|---|---|---|
| Price | ₹ 3.88 Lakh | ₹ 2.97 Lakh |
| Displacement | 84 cc | 398.63 cc |
| Power | _ | 45.37 bhp @ 8500 rpm |
| Mileage | 25 kmpl | 30 kmpl |
| Top Speed | _ | 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 | N/A | 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. | 10.9 | 12.71:1 |
| Cooling System Method used to prevent engine overheating. | Liquid Cooled | Liquid cooling with radiator |
| Engine Type Design and working of the two-wheeler's engine. | Liquid-cooled, 2-stroke, single-cylinder | Single Cylinder Liquid Cooled, DOHC, FI Engine |
| Displacement Engine cylinder capacity measured in cc. | 84 | 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. | 48.5 mm | 89 mm |
| Charging At Charging Station | N/A | N/A |
| Charging At Home | N/A | N/A |
| 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. | 45.8 mm | 64 mm |
| Valve Per Cylinder Number of valves in each engine cylinder. | 1 | 4 |
| Top Speed | N/A | 167 Km/h |
| Tyre Size | Front : 70/100 - 17, Rear : 90/100 - 14 | Front : 110/70-17, Rear : 150/60-17 |
| Wheel Size | Front : 17 inch, Rear : 14 inch | Front : 431.8 mm, Rear : 431.8 mm |
| Wheels Type | Spoke | Alloy |
| Tubeless Tyre A tyre without an inner tube, reducing puncture risks and maintaining air longer. | N/A | Tubeless |
| Wheelbase The distance from the center of the front wheel to the center of the rear wheel, affecting stability, handling, and riding comfort. | 1260 mm | 1354 mm |
| Radial Tyre A tyre with strong sidewalls and better grip, durability, and heat resistance. | N/A | Yes |
| 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. | N/A | Dual Channel |
| Front Brake | Disc | Disc with Radially mounted calliper |
| Braking Type | Standard | Dual Channel ABS |
| Front Brake Diameter | 202 mm | 320 mm |
| Rear Brake Diameter | 150 mm | 240 mm |
| Fuel Supply | Carburetor | Bosch Electronic Fuel Injection |
| Fuel Capacity | 5 L | 15 L |
| Fuel Reserve | N/A | 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. | Tubular, Semi-Double Cradle | Split-Trellis Frame |
| 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. | 290 mm | 183 mm |
| Height | 1100 mm | N/A |
| Kerb Weight Bike’s weight with fuel and fluids. | 74.6 Kg | 168.3 Kg |
| Length | 1825 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. | N/A | 800 mm |
| Seat Height Distance from the ground to the seat. | 830 mm | 800 mm |
| Width | 765 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 Start | Electric Start |
| Engine Kill Switch A button to instantly turn off the engine for safety and convenience. | N/A | Yes |
| Pass Switch A switch to flash the high beam, signaling other vehicles while overtaking. | 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. | N/A | Digital |
| Instrument Console The main dashboard displaying speed, fuel, engine stats, and warnings. | N/A | Digital |
| Odometer Measures and records the total distance the bike has traveled since new. | N/A | Digital |
| Speedometer Displays the current speed of the bike in km/h or mph. | N/A | Digital |
| Tripmeter Tracks specific trip distances separately from the odometer, useful for measuring short rides. | N/A | Digital |
| Techometer | N/A | Digital |
| Clock | N/A | Yes |
| Distance To Empty Indicator Estimates how far you can ride before the fuel runs out. | N/A | N/A |
| 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 | 6 Speed | 6 Speed |
| Head Light | N/A | Full Split LED Headlamp |
| Tail Light | N/A | LED |
| Drls | N/A | Yes |
| Turn Signal Lamp Flashing lights on a two-wheeler that indicate the rider's turning or lane-changing direction. | N/A | LED |
| Led Tail Light Energy-efficient, bright rear light. | N/A | Yes |
| 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 |
| Suspension Front | Telescopic fork / 275 MM | 5-click Compression & Rebound adjustable, Open Cartridge, WP APEX USD forks, 43mm diameter |
| Suspension Rear | Uni Trak Swingarm / 275 MM | 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. | N/A | Split |
| Stepup Seat | N/A | Yes |
| Additional Features | N/A | Ride modes - Street & Rain, Motorcycle Traction Control (MTC), Track Screen, Ride-by-wire, Quickshifter+ |
| 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 |