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R18
BMW R18 vs Keeway SR250 vs Ampere Primus




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  • Primus Standard

  • R18 Standard

  • SR250 Standard

Power & Performance
Fuel Type Electric Petrol Petrol
Max Power 4,000 W 89.84 bhp @ 4750 rpm 15.78 bhp @ 7,500 rpm
Max Torque -- 158 Nm @ 3000 rpm 16 Nm @ 6,500 rpm
Emission Standard -- BS6 BS6
Cylinders -- 2 1
Bore-- 107.1 mm --
Valves Per Cylinder -- 4 2
Stroke -- 100 mm --
Displacement(cc) -- 1802 223 cc
Spark Plugs -- 1 Per Cylinder 1 Per Cylinder
Ignition -- Electric CDI
Compression Ratio -- 9.6 :1 --
Cooling System -- Air/Oil Cooled Air Cooled
Transmission Automatic 6 Speed Manual 5 Speed Manual
Transmission Type -- Shaft Drive Chain Drive
Gear Shifting Pattern -- 1 Down 5 Up 1 Down 4 Up
Clutch -- Single-disk dry clutch --
Fuel Delivery System -- Fuel Injection Fuel Injection
Fuel Tank Capacity -- 16 litres 14.2 litres
Reserve Fuel Capacity -- 4 litres 2.8 litres
Riding Range 107 Km 272 Km --
Mileage Owner Reported -- -- --
Top Speed 77 Kmph 180 Kmph --
Company Claimed Mileage -- 17 kmpl --
Wheels & Suspension +
Braking System CBS Dual Channel ABS Dual Channel ABS
Front Brake Type Drum Disc Disc
Front Brake Size -- 300 mm 300 mm
Rear Brake Type Drum Disc Disc
Rear Brake Size -- 300 mm 210 mm
Calliper Type No Front - 4 Piston Rear - 4 Piston Caliper --
Wheel Type Alloy Spoke Spoke
Front Wheel Size 12 inch 19 inch 17 inch
Rear Wheel Size 12 inch 19 inch 17 inch
Front Tyre Size -- 120/70 R 19 110/70 - 17
Rear Tyre Size -- 180/65 B16 130/70 - 17
Tyre Type Tubeless Tubeless Tubeless
Radial Tyres No Yes No
Front Tyre Pressure (Rider) -- 42 psi --
Rear Tyre Pressure (Rider) -- 46 psi --
Front Tyre Pressure (Rider & Pillion) -- 42 psi --
Rear Tyre Pressure (Rider & Pillion) -- 46 psi --
Front Suspension Telescopic Telescopic fork Telescopic
Rear Suspension Dual Shocker Steel swinging fork with central shock strut --
Dimensions +
Kerb Weight 130 kg 345 kg 120 kg
Overall Length 1,912 mm 2440 mm 1,890 mm
Overall Width 705 mm 964 mm 790 mm
Overall Height 1,133 mm 1232 mm 1,050 mm
Wheelbase 1,400 mm 1731 mm 1,285 mm
Ground Clearance 150 mm --
Seat Height -- 690 mm 780 mm
Chassis Type Underbone Double-cradle steel frame with screwed-on underbeams --
Features +
Odometer Digital Digital --
DRLs (Daytime running lights) Yes Yes No
Mobile App Connectivity Yes No No
GPS & Navigation Yes No No
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 Analogue Digital
Fuel Guage -- Yes Yes
Tachometer No Digital --
Stand Alarm Yes No Yes
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 No Yes
Start Type Electric Start Electric Start Electric Start
Shift Light No Yes --
Clock Yes Yes Yes
Electric System -- Permanent magnet generator 600 W (nominal capacity) --
Battery -- 12 V / 26 Ah maintenance-free --
Headlight Type LED LED Head Lamp LED
Brake/Tail Light Halogen Bulb LED Tail Lamp LED
Turn Signal Halogen Bulb Yes LED
Pass Light Yes Yes Yes
Additional Features Drive Mode Riding Modes Hazard 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 -- --
Rating +
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Colors +
Colors
Havelock Blue
Himalayan White
Royal Orange
Buck Black
Black Storm Metallic
Classic chrome
First Edition
Mineral white metallic
Gravity Blue Metallic
Black Storm Metallic (Transcontinental)
Galaxy dust metallic, Titan silver 2 metallic
Manhattan metallic matt
Glossy Black
Glossy Red
Glossy White

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