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Aprilia RS4 125 vs Yamaha R15S


NameAprilia RS4 125Yamaha R15S
ModelRS4 125R15S
Color-Adrenalin Red,Track White,Spark Green

Engine and Transmission

Engine TypeLiquid-Cooled, Aprilia single-cylinder, four stroke, fuel injectionSingle Cylinder, 4-Stroke, 4-Valve, SOHC
Max Power14.8 BHP @ 10500 rpm-
Max Torque10.9 NM @ 8250 rpm-
Cooling SystemLiquid CooledLiquid Cooled
Fuel TypePetrol-
Fuel SupplyFuel InjectionFuel Injection
ClutchMultiple discs, in oil bathWet, Multiple Disc
IgnitionElectric with CDI capacity dischargeYes
Number of Gears6-
Fuel Tank Capacity14.4 Liters-
Reserve Fuel Capacity3.3 litres-
Mileage35 KM/L (Approx)-
Maximum Power-16.58 PS @ 8500 rpm
Maximum Torque-15 Nm @ 7500 rpm
No. of Cylinders-1
Valve Per Cylinder-4
Drive Type-Chain Drive
Starting-Self Start Only
Gear Box-6-Speed
Bore-Info not available
Stroke-Info not available
Compression Ratio-10.4:1

Features and Safety

Low Fuel IndicatorYes-
Low Oil IndicatorYes-
Low Battery IndicatorYes-
Pillion BackrestNo-
Pillion GrabrailNo-
Pillion FootrestYes-
Shift LightYES-
Antilock Braking System (ABS)No-
Engine Kill SwitchYes-
Pass Switch-Yes
Anti Theft Alarm-No
Passenger Footrest-Yes

Mileage and Performance

ARAI Mileage-40 Kmpl
Max Speed-131 Kmph

Chassis and Suspension

Rear SuspensionAsymmetric swingram with monoshockLinked Type Monocross
Chassis-Delta Box
Body Type-Sports Bikes
Front Suspension-Telescopic
Body Graphics-Yes

Dimensions and Capacity

Ground Clearance135160 mm
Length-2060 mm
Width-670 mm
Height-1070 mm
Fuel Capacity-12 L
Wheelbase-1345 mm
Kerb Weight-134 Kg


Headlight-Low and High Beam
Tail Light-Bulb
Turn Signal Lamp-Bulb
LED Tail Lights-Yes
Battery Type-Sealed Type
Battery Capacity-12 V - 4 Ah
Low Fuel Indicator-Yes

Tyres and Brakes

Rear BrakeDisc BrakeDisc
Front Brake DiameterSingle Ø300 mm disc, 4 piston caliper267 mm
Rear Brake DiameterSingle Ø218 mm disc, 1 piston caliper220 mm
Front wheel size17-inch-
Rear Wheel Size17-inch-
Front Tyre Size110/80 – 17-
Rear Tyre Size130/70-17-
Tyre TypeAlloyTubeless
Wheel TypeAlloy-
Tyre Size-Front :-120/70-ZR17 Rear :-200/55-ZR17
Wheel Size-Front :-17 inch Rear :-17 Inch
Wheels Type-Alloy
Front Brake-Disc
Radial Tyre-Yes
Front Tyre Pressure (Rider)-28 psi
Front Tyre Pressure (Rider & Pillion)-33 psi

Key Features

Combi Brake System (CBS)-No
Anti-lock braking system (ABS)-No
Powerful 160cc Engine-Yes
X-Shaped Led Tail Light-Yes
Aggro Head Lamp-Yes
Full Digital Meter-Yes
Battery-12 V - 4 Ah
Brake/Tail Light-Yes

Standard Features

Speedometer- Digital
Gear Indicator-No
Fuel Warning Indicator-No
Fuel Gauge-Yes
Low Oil Indicator-No
Low Battery Indicator-No
Pillion Seat-Yes
Pillion Grabrail-Yes
Engine Kill Switch-Yes
Tripmeter Type-Digital
Tripmeter Count-Yes
Pass Light-Yes

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