Primus₹ 1,46,355
VS
S1 Pro ₹ 1,40,000
X
| Key Highlights | Ampere Primus | Keeway SR250 | Yamaha FZ S FI |
| Price | ₹ 146355 | ₹ 149000 | ₹ 136730 |
| Fuel Type | Electric | Petrol | Petrol |
| Power | 4,000 W | 15.78 bhp @ 7,500 rpm | 12.2 bhp @ 7250 rpm |
| Riding Range | 107 Km | -- | 585 Km |
Hide Common Features| Fuel Type | Electric | Petrol | Petrol |
| Max Power | 4,000 W | 15.78 bhp @ 7,500 rpm | 12.2 bhp @ 7250 rpm |
| Max Torque | -- | 16 Nm @ 6,500 rpm | 13.3 Nm @ 5500 rpm |
| Emission Standard | -- | BS6 | BS6 |
| Cylinders | -- | 1 | 1 |
| Bore | -- | -- | 57.3 mm |
| Valves Per Cylinder | -- | 2 | 2 |
| Stroke | -- | -- | 57.9 mm |
| Displacement(cc) | -- | 223 cc | 149 |
| Spark Plugs | -- | 1 Per Cylinder | 1 Per Cylinder |
| Ignition | -- | CDI | Transistor Controlled Ignition |
| Compression Ratio | -- | -- | 9.6:1 |
| Cooling System | -- | Air Cooled | Air Cooled |
| Transmission | Automatic | 5 Speed Manual | 5 Speed Manual |
| Transmission Type | -- | Chain Drive | Chain Drive |
| Gear Shifting Pattern | -- | 1 Down 4 Up | 1 Down 4 Up |
| Clutch | -- | -- | Wet Multi Disc |
| Fuel Delivery System | -- | Fuel Injection | Fuel Injection |
| Fuel Tank Capacity | -- | 14.2 litres | 13 litres |
| Reserve Fuel Capacity | -- | 2.8 litres | 2 litres |
| Riding Range | 107 Km | -- | 585 Km |
| Mileage Owner Reported | -- | -- | 45 kmpl |
| Top Speed | 77 Kmph | -- | 115 Kmph |
| Company Claimed Mileage | -- | -- | -- |
| Braking System | CBS | Dual Channel ABS | Single Channel ABS |
| Front Brake Type | Drum | Disc | Disc |
| Front Brake Size | -- | 300 mm | 282 mm |
| Rear Brake Type | Drum | Disc | Disc |
| Rear Brake Size | -- | 210 mm | 220 mm |
| Calliper Type | No | -- | Dual Piston |
| Wheel Type | Alloy | Spoke | Alloy |
| Front Wheel Size | 12 inch | 17 inch | 17 inch |
| Rear Wheel Size | 12 inch | 17 inch | 17 inch |
| Front Tyre Size | -- | 110/70 - 17 | 100/80-17M/C(52P) |
| Rear Tyre Size | -- | 130/70 - 17 | 140/60-R17M/C(63P) |
| Tyre Type | Tubeless | Tubeless | Tubeless |
| Radial Tyres | No | No | Yes |
| Front Tyre Pressure (Rider) | -- | -- | 28 psi |
| Rear Tyre Pressure (Rider) | -- | -- | 28 psi |
| Front Tyre Pressure (Rider & Pillion) | -- | -- | 28 psi |
| Rear Tyre Pressure (Rider & Pillion) | -- | -- | 28 psi |
| Front Suspension | Telescopic | Telescopic | Telescopic Fork |
| Rear Suspension | Dual Shocker | -- | 7-Step Adjustable Monocross Suspension |
| Kerb Weight | 130 kg | 120 kg | 135 kg |
| Overall Length | 1,912 mm | 1,890 mm | 1990 mm |
| Overall Width | 705 mm | 790 mm | 780 mm |
| Overall Height | 1,133 mm | 1,050 mm | 1080 mm |
| Wheelbase | 1,400 mm | 1,285 mm | 1330 mm |
| Ground Clearance | 150 mm | 160 mm | |
| Seat Height | -- | 780 mm | 770 mm |
| Chassis Type | Underbone | -- | Diamond Type |
| Odometer | Digital | -- | Digital |
| DRLs (Daytime running lights) | Yes | No | Yes |
| Mobile App Connectivity | Yes | No | Yes |
| GPS & Navigation | Yes | No | Yes |
| USB charging port | Yes | No | No |
| Front storage box | Yes | No | No |
| Under seat storage | 22 ltr | No | No |
| AHO (Automatic Headlight On) | -- | Yes | Yes |
| Speedometer | Digital | Digital | Digital |
| Fuel Guage | -- | Yes | Yes |
| Tachometer | No | -- | Digital |
| Stand Alarm | Yes | Yes | No |
| No. of Tripmeters | 1 | 2 | 2 |
| Tripmeter Type | Digital | Digital | Digital |
| Low Fuel Indicator | -- | Yes | Yes |
| Low Oil Indicator | -- | -- | Yes |
| Low Battery Indicator | Yes | -- | No |
| Pillion Seat | Yes | Yes | Yes |
| Start Type | Electric Start | Electric Start | Electric Start |
| Shift Light | No | -- | No |
| Clock | Yes | Yes | Yes |
| Electric System | -- | -- | 12V DC |
| Battery | -- | -- | 12V4OAH (10H) |
| Headlight Type | LED | LED | LED Headlamp |
| Brake/Tail Light | Halogen Bulb | LED | LED Tail Lamp |
| Turn Signal | Halogen Bulb | LED | Yes |
| Pass Light | Yes | Yes | Yes |
| Additional Features | Drive Mode | Hazard Switch | Side stand engine cutoff switch |
| Manufacturer Warranty | 3 Year | 2 Year | |
| Battery Charging Time | 5 Hrs | -- | -- |
| Rated Power | 3400 W | -- | -- |
| Fast Charging Time | Optional | -- | -- |
| Carrying Capacity | 150 Kg | -- | -- |
| Battery Capacity | 3 kWh | -- | -- |
| Battery Type | Lithium-ion | -- | -- |
| Motor Type | PMS Motor | -- | -- |
| Charger Output | 51.2V, 15A | -- | -- |
| Regenerative Breaking | No | -- | -- |
| Reverse Mode | Yes | -- | -- |
| Touch Screen Display | No | -- | -- |
| Central Locking System | No | -- | -- |
| Artificial Sound | No | -- | -- |
| Parking Assist | No | -- | -- |
| Hill Assist | No | -- | -- |
| Anti Theft System | No | -- | -- |
| Geo Fencing | No | -- | -- |
| Start Stop Button | Yes | -- | -- |
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| Colors |
Havelock Blue
Himalayan White
Royal Orange
Buck Black
|
Glossy Black
Glossy Red
Glossy White
|
Matte Red
Dark Knight
Matte Grey
|
