| Key Highlights | 390 SMC R | Roadster |
|---|---|---|
| Price | ₹ 3.83 Lakh | ₹ 1.96 Lakh |
| Displacement | 398.7 cc | 334 cc |
| Power | 44.25 bhp | 28.7 bhp @ 7300 rpm |
| Mileage | 29.41 kmpl | 30 kmpl |
| Top Speed | _ | 140 km/h |
| Max Power Highest power the engine/motor can produce. | 44.25 bhp | 28.7 bhp @ 7300 rpm |
| Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power. | 39 | 29.62 Nm @ 6500 rpm |
| Battery Type | N/A | 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. | N/A | 11:1 |
| Cooling System Method used to prevent engine overheating. | Liquid Cooled | Liquid Cooled |
| Emission Type Pollution level compliance of the engine. | BS6 Phase 2B | BS6 Phase 2 |
| Engine Type Design and working of the two-wheeler's engine. | N/A | Single cylinder, 4 Stroke, Liquid Cooled, DOHC |
| Displacement Engine cylinder capacity measured in cc. | 398.7 | 334 |
| Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed. | 89 mm | 81 mm |
| Mileage City Distance a two-wheeler covers per liter/charge in city. | N/A | 30 Km |
| No Of Cylinders | N/A | 1 |
| Range The maximum distance an electric two-wheeler can travel on a full charge. | N/A | 350 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. | 64 mm | 65 mm |
| Valve Per Cylinder Number of valves in each engine cylinder. | N/A | 4 |
| Top Speed | N/A | 140 Km/h |
| Tyre Size | Front : 110/70 - R17, Rear : 150/60 - R17 | Front : 100/90 - 18, Rear : 150/70 - 17 |
| Wheel Size | 1453 | Front : 457.2 mm, Rear : 431.8 mm |
| Wheels Type | Spoke | Alloy |
| Ignition The system that starts the engine, usually via a key, button, or smart start. | N/A | CDI |
| Front Tyre Pressure Rider | N/A | 28 psi |
| Front Tyre Pressure Rider And Pillion | N/A | 28 psi |
| Rear Tyre Pressure Rider | N/A | 30 psi |
| Rear Tyre Pressure Rider And Pillion | N/A | 32 psi |
| Front Brake Diameter | N/A | 320 mm |
| Rear Brake Diameter | N/A | 240 mm |
| Fuel Supply | N/A | Fuel Injection |
| Fuel Type | Petrol | Petrol |
| Fuel Capacity | 9 L | 12 L |
| Fuel Reserve | N/A | 2 L |
| Body Type The overall design and shape of the bike (e.g., cruiser, sports, scooter). | Adventure Bike | Cruiser Bikes |
| Drive Type How power is sent to the wheels (e.g., chain, belt, shaft). | Chain Drive | N/A |
| Frame The main structure holding the bike together. | Steel Trellis Frame | N/A |
| Ground Clearance Distance between the bike’s lowest part and the ground. | 270 mm | 171 mm |
| Kerb Weight Bike’s weight with fuel and fluids. | N/A | 194 Kg |
| Seat Height Distance from the ground to the seat. | 860 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 | N/A |
| Riding Modes Different settings (e.g., Sport, Eco, Rain) that adjust performance and power delivery. | Street and Sport | No |
| Starting The method to start the bike (e.g., electric start, kick start, or both). | Self Start | Self Start Only |
| Engine Kill Switch A button to instantly turn off the engine for safety and convenience. | Yes | N/A |
| Traction Control A system that prevents wheel slip by adjusting power during acceleration on slippery surfaces. | Yes | N/A |
| Display A screen that shows important riding information like speed, fuel, and trip details. | 4.2 inch, TFT display | LCD |
| Fuel Gauge Indicates the current fuel level in the tank. | Digital | Yes |
| Speedometer Displays the current speed of the bike in km/h or mph. | Digital | Digital |
| Average Fuel Economy Indicator Displays the bike’s average fuel consumption over a period of riding. | Yes | N/A |
| Distance To Empty Indicator Estimates how far you can ride before the fuel runs out. | Yes | N/A |
| Service Due Indicator Reminds when the next bike servicing or maintenance is needed. | N/A | Yes |
| Drls | Yes | N/A |
| Suspension Front | WP APEX 43 | Telescopic Forks, 41mm |
| Suspension Rear | WP APEX Split Piston | Dual shocks |
| Seat Type The design of the seat that affects comfort and seating position. | N/A | Single |
| Additional Features | N/A | Twin Exhaust, Fuel Warning Indicator |
| 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. | N/A | N/A |
| Call Sms Alerts Notifies you of incoming calls or messages on the bike’s screen. | Yes | N/A |
| Geo Fencing Alerts you if the bike moves beyond a set location boundary. | N/A | N/A |
| Cruise Control A feature in which rider can set a steady speed without using the throttle. | N/A | N/A |