Primus₹ 1,46,355
VS
S1 Pro ₹ 1,40,000
X
| Key Highlights | Ampere Primus | Ather 450S | Yezdi Roadster |
| Price | ₹ 146355 | ₹ 110051 | ₹ 201142 |
| Fuel Type | Electric | Electric | Petrol |
| Power | 4,000 W | 5400 W | 29.29 bhp @ 7300 rpm |
| Riding Range | 107 Km | 115 Km | 362.5 Km |
Hide Common Features| Fuel Type | Electric | Electric | Petrol |
| Max Power | 4,000 W | 5400 W | 29.29 bhp @ 7300 rpm |
| Max Torque | -- | 22 Nm | 29 Nm @ 6500 rpm |
| Emission Standard | -- | -- | BS6 |
| Cylinders | -- | -- | 1 |
| Bore | -- | -- | 81 mm |
| Valves Per Cylinder | -- | -- | 4 |
| Stroke | -- | -- | 65 mm |
| Displacement(cc) | -- | -- | 334 |
| Spark Plugs | -- | -- | 1 Per Cylinder |
| Ignition | -- | -- | Digital |
| Compression Ratio | -- | -- | 11:01 |
| Cooling System | -- | -- | Liquid Cooled |
| Transmission | Automatic | Automatic | 6 Speed Manual |
| Transmission Type | -- | -- | Chain Drive |
| Gear Shifting Pattern | -- | -- | 1 Down 5 Up |
| Clutch | -- | -- | Wet Multidisc |
| Fuel Delivery System | -- | -- | Fuel Injection |
| Fuel Tank Capacity | -- | -- | 12.5 litres |
| Reserve Fuel Capacity | -- | -- | 2.5 litres |
| Riding Range | 107 Km | 115 Km | 362.5 Km |
| Mileage Owner Reported | -- | -- | 29 kmpl |
| Top Speed | 77 Kmph | 90 Kmph | 140 Kmph |
| Company Claimed Mileage | -- | -- | -- |
| Braking System | CBS | CBS | Dual Channel ABS |
| Front Brake Type | Drum | Disc | Disc |
| Front Brake Size | -- | 200 mm | 320 mm |
| Rear Brake Type | Drum | Disc | Disc |
| Rear Brake Size | -- | 190 mm | 240 mm |
| Calliper Type | No | Front - 3 Piston, Rear - Single Piston Caliper | Floating Calliper |
| Wheel Type | Alloy | Alloy | Alloy |
| Front Wheel Size | 12 inch | 12 inch | 18 inch |
| Rear Wheel Size | 12 inch | 12 inch | 17 inch |
| Front Tyre Size | -- | 90/90 - 12 | 100/90 18†Tubeless |
| Rear Tyre Size | -- | 90/90 - 12 | 130/80 17†Tubeless |
| Tyre Type | Tubeless | Tubeless | Tubeless |
| Radial Tyres | No | -- | No |
| Front Tyre Pressure (Rider) | -- | -- | 28 psi |
| Rear Tyre Pressure (Rider) | -- | -- | 30 psi |
| Front Tyre Pressure (Rider & Pillion) | -- | -- | 28 psi |
| Rear Tyre Pressure (Rider & Pillion) | -- | -- | 32 psi |
| Front Suspension | Telescopic | Telescopic forks | Telescopic Forks |
| Rear Suspension | Dual Shocker | Symmetrically mounted progressive monoshock | Twin shock absorbers with gas canister |
| Kerb Weight | 130 kg | 108 kg | 184 kg |
| Overall Length | 1,912 mm | 1891 mm | -- |
| Overall Width | 705 mm | 739 mm | -- |
| Overall Height | 1,133 mm | 1114 mm | -- |
| Wheelbase | 1,400 mm | 1296 mm | 1440 mm |
| Ground Clearance | 150 mm | 170 mm | |
| Seat Height | -- | 780 mm | 790 mm |
| Chassis Type | Underbone | Precision machined hybrid chassis | Double Cradle |
| Odometer | Digital | -- | Digital |
| DRLs (Daytime running lights) | Yes | Yes | Yes |
| Mobile App Connectivity | Yes | Yes | No |
| GPS & Navigation | Yes | Yes | No |
| USB charging port | Yes | -- | No |
| Front storage box | Yes | No | No |
| Under seat storage | 22 ltr | 22 ltr | No |
| AHO (Automatic Headlight On) | -- | -- | Yes |
| Speedometer | Digital | Digital | Digital |
| Fuel Guage | -- | -- | Yes |
| Tachometer | No | -- | Digital |
| Stand Alarm | Yes | Yes | Yes |
| No. of Tripmeters | 1 | 2 | 2 |
| Tripmeter Type | Digital | Digital | Digital |
| Low Fuel Indicator | -- | -- | Yes |
| Low Oil Indicator | -- | -- | Yes |
| Low Battery Indicator | Yes | Yes | Yes |
| Pillion Seat | Yes | Yes | Yes |
| Start Type | Electric Start | -- | Electric Start |
| Shift Light | No | No | Yes |
| Clock | Yes | Yes | Yes |
| Electric System | -- | -- | -- |
| Battery | -- | -- | MF Battery |
| Headlight Type | LED | LED | LED Head Lamp |
| Brake/Tail Light | Halogen Bulb | LED | LED Tail lamp |
| Turn Signal | Halogen Bulb | LED | Yes |
| Pass Light | Yes | Yes | Yes |
| Additional Features | Drive Mode | Riding Models : Smart Eco, Eco, Ride, Sport | Fuel Warning Indicator |
| Manufacturer Warranty | 3 Year | 3 Year | |
| Battery Charging Time | 5 Hrs | 8.3 Hrs | -- |
| Rated Power | 3400 W | -- | -- |
| Fast Charging Time | Optional | -- | -- |
| Carrying Capacity | 150 Kg | -- | -- |
| Battery Capacity | 3 kWh | 2.9 kWh | -- |
| Battery Type | Lithium-ion | Lithium-ion | -- |
| Motor Type | PMS Motor | PMSM | -- |
| Charger Output | 51.2V, 15A | -- | -- |
| Regenerative Breaking | No | Yes | -- |
| Reverse Mode | Yes | -- | -- |
| Touch Screen Display | No | -- | -- |
| Central Locking System | No | -- | -- |
| Artificial Sound | No | No | -- |
| Parking Assist | No | Yes | -- |
| Hill Assist | No | -- | -- |
| Anti Theft System | No | Yes | -- |
| Geo Fencing | No | -- | -- |
| Start Stop Button | Yes | Yes | -- |
| Rating |
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| Colors |
Havelock Blue
Himalayan White
Royal Orange
Buck Black
|
Salt Green
Cosmic Black
Space Grey
Still White
|
Chrome Gallant Grey
Chrome Sin Silver
Crimson Dual Tone
Glacial White
Hunter Green
Inferno Red
Smoke Grey
Steel Blue
Rush Hour Red DT
Shadow Grey
Lunar White DT
Forest Green DT
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