| Key Highlights | GSX S125 | R15S |
|---|---|---|
| Price | ₹ 92,188 | ₹ 1.59 Lakh |
| Displacement | 124.4 CC | 155 CC |
| Power | _ | 18.1 bhp @ 10000 rpm |
| Mileage | 40 KMPL | 40 KMPL |
| Top Speed | _ | 144 kmph |
| Max Power Highest power the engine/motor can produce. | N/A | 18.1 bhp @ 10000 rpm |
| Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power. | N/A | 14.2 Nm @7,500 RPM |
| Battery Type | N/A | 12V, 4.0Ah |
| Compression Ratio Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability. | 11.0:1 | 11.6 : 1 |
| Cooling System Method used to prevent engine overheating. | liquid-cooled | Liquid Cooled |
| Emission Type Pollution level compliance of the engine. | N/A | BS6 Phase 2 |
| Engine Type Design and working of the two-wheeler's engine. | 4-stroke, 1-cylinder, liquid-cooled, DOHC | Liquid-cooled, 4-stroke, SOHC, 4-valve |
| Displacement Engine cylinder capacity measured in cc. | 125 | 155 |
| Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed. | 62 mm | 58 mm |
| Range The maximum distance an electric two-wheeler can travel on a full charge. | N/A | 517 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. | 41 mm | 58.7 mm |
| Valve Per Cylinder Number of valves in each engine cylinder. | N/A | 4 |
| Top Speed | N/A | 144 Km/h |
| Tyre Size | Front : 90/80-17M/C, Rear : 130/70-17M/C | Front : 100/80-17M/C 52P, Rear : 140/70R17M/C 66H |
| Wheel Size | Front : 431.8 mm , Rear : 431.8 mm | Front: 17 inch Rear: 17 inch |
| Wheels Type | Cast Aluminium Wheels | Alloy |
| Ignition The system that starts the engine, usually via a key, button, or smart start. | Electronic ignition (Transistorized) | TCI (Transistor controlled ignition) |
| 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. | 1300 mm | 1325 mm |
| Radial Tyre A tyre with strong sidewalls and better grip, durability, and heat resistance. | N/A | Yes |
| Front Tyre Pressure Rider | N/A | 29 psi |
| Front Tyre Pressure Rider And Pillion | N/A | 29 psi |
| Rear Tyre Pressure Rider | N/A | 33 psi |
| Rear Tyre Pressure Rider And Pillion | N/A | 33 psi |
| Abs (Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety. | Yes | Dual channel |
| Braking Type | N/A | Dual Channel ABS |
| Front Brake Diameter | N/A | 282 mm |
| Rear Brake Diameter | N/A | 220 mm |
| Fuel Supply | Fuel Injection | Fuel injection |
| Fuel Type | N/A | Petrol |
| Fuel Reserve | N/A | 2.2 L |
| Drive Type How power is sent to the wheels (e.g., chain, belt, shaft). | N/A | Chain Drive |
| Frame The main structure holding the bike together. | Light Weight Steel Tube Backbone Frame | Deltabox |
| Additional Storage Extra space for carrying items. | N/A | N/A |
| Ground Clearance Distance between the bike’s lowest part and the ground. | 150 mm | 170 mm |
| Height | 1040 mm | 1135 mm |
| Kerb Weight Bike’s weight with fuel and fluids. | 133 Kg | 142 Kg |
| Length | 2020 mm | 1990 mm |
| Passenger Backrest A support accessory for the passenger’s back. | N/A | N/A |
| Seat Height Distance from the ground to the seat. | 785 mm | 815 mm |
| Total Weight Maximum weight the bike can carry, including riders and luggage. | 133 Kg | N/A |
| Width | 745 mm | 725 mm |
| Usb Charging Port A USB slot to charge devices like phones. | N/A | Yes |
| Starting The method to start the bike (e.g., electric start, kick start, or both). | Electric Start | Electric starter |
| 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. | Yes | LCD |
| Fuel Gauge Indicates the current fuel level in the tank. | Digital | Yes |
| Average Fuel Economy Indicator Displays the bike’s average fuel consumption over a period of riding. | N/A | Yes |
| Low Battery Indicator Warns when the battery charge is low and may need recharging or replacement. | Yes | N/A |
| Real Time Mileage Indicator Displays current fuel consumption per kilometer. | N/A | Yes |
| Clutch A device that connects and disconnects the engine from the wheels for smooth gear shifts. | Wet Multiplate | Wet, multiple-disc |
| Gear Box | 6 Speed | 6-Speed |
| Transmission The entire system that transfers engine power to the wheels (includes clutch and gearbox). | Manual | Constant mesh |
| Drls | LED | Yes |
| Projector Headlights Projector headlights focus on the road, improving visibility, reducing glare for others, and offering a sharper, more efficient beam. | Yes | N/A |
| Led Tail Light Energy-efficient, bright rear light. | Yes | N/A |
| Battery Capacity Total energy the battery can store. | N/A | 12V, 4.0Ah |
| Suspension Front | Telescopic, coil spring, oil damped | Telescopic fork |
| Suspension Rear | Link type, coil spring, oil damped | Monocross (link suspension) |
| Seat Type The design of the seat that affects comfort and seating position. | N/A | Single |
| Stepup Seat | N/A | Yes |
| Mobile Application A companion app to monitor bike stats, location, and settings. | N/A | Yes |
| Call Sms Alerts Notifies you of incoming calls or messages on the bike’s screen. | N/A | N/A |
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