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Porsche 718 Cayman Vs BMW M4 Vs BMW i8 comparison

Ex-Showroom Price
New Delhi
₹ 86 Lakh
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₹ 1.36 Crore
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₹ 2.62 Crore
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Porsche 718 Cayman Vs BMW M4 Vs BMW i8 Comparison: Which Car is Better?

Trying to figure out which of these cars to buy? Compare the 718 Cayman Vs M4 Vs i8 on carandbike to make an informed buying decision as to which car to buy in 2021. This comparison has been carried out on the basis of prices, engine specifications, mileage, and features of these cars.

718 Cayman Vs M4 Vs i8 – Which model is Cheapest?

The ex-showroom price of the Petrol Porsche 718 Cayman in New Delhi starts at ₹ 86 Lakh and goes up to ₹ 1.63 Crore for the fully-loaded Petrol model. On the other hand, BMW M4 price in New Delhi of base variant starts at ₹ 1.36 Crore Lastly, the Petrol BMW i8 starts at ₹ 2.62 Crore.

SummaryPorsche 718 CaymanBMW M4BMW i8
Price₹ 86 Lakh₹ 1.36 Crore₹ 2.62 Crore
Body TypeCoupeCoupeCoupe
Mileage14.40 Km/l10.80 Km/l47.50 Km/l
Power295 bhp431 bhp228 bhp
Engine1988 CC2979 CC1499 CC
Fuel TypePetrolPetrolPetrol

718 Cayman Vs M4 Vs i8 – Which gives Better Mileage?

As for the claimed fuel efficiency, the Porsche 718 Cayman base Petrol engine returns 14 Km/l. The BMW M4 base Petrol returns 11 Km/l. The BMW i8 Petrol basic model, on the other hand, gives 48 Km/l.

718 Cayman Vs M4 Vs i8 – Which has a Better Engine Efficiency?

In the powertrain department, the Porsche 718 Cayman gets 295 bhp Petrol engine, whereas the BMW M4 comes in 431 bhp Petrol engine. Lastly, the BMW i8 is offered in 228 bhp Petrol engine.


Engine Type 2.0-litre 16V Petrol EngineM TwinPower Turbo Inline 6-cylinder EngineTwinPower Turbo Inline 3-cylinder Engine
Displacement (CC) 1988 CC2979 CC1499 CC
No Of Cylinder 463
Power 295 bhp@6500 rpm431 bhp@5500-7300 rpm228 bhp@5800 rpm
Torque 380 Nm@1950-4500 rpm550 Nm@1850-5500 rpm250 Nm@3700 rpm
Emission Standard BS IVN/AN/A
Battery Type N/AN/ALithium-ion high-performance battery


Length 4379 mm4671 mm4689 mm
Width 1801 mm2014 mm1942 mm
Height 1281 mm1383 mm1291 mm
Wheelbase 2475 mm2812 mm2800 mm
Ground Clearance 109 mm121 mm117 mm
Boot Space 150 L445 L154 L
Kerb Weight 1365 Kg1612 Kg1560 Kg
Gross Weight 1685 Kg2040 Kg1930 Kg
Front Track N/A1579 mm1644 mm
Rear Track N/A1603 mm1721 mm
Minimum Turning Radius 5.50 m5.90 m6.15 m
No. Of Doors 222
Seating Capacity 244


No. of gears AutomaticAutomaticAutomatic
Clutch Type N/AN/AAutomatic

Wheels & Tyres

Wheel Type Alloy WheelsAlloy WheelsAlloy Wheels
Tyre Type Tubeless RadialTubeless, RadialTubeless, Radial
Front Tyre Size 235/45 ZR18255/35 R19215/45 R20
Rear Tyre Size 265/45 ZR18275/35 R19245/40 R20

Braking System

Front Brake Type Ventilated DiscDiscVentilated Disc
Rear Brake Type Ventilated DiscDiscVentilated Disc


Front Suspension Suspension-strut-type Axle McPherson, Porsche OptimizedAdaptive M SuspensionDynamic Damper Control
Rear Suspension Suspension-strut-type Axle McPhersonAdaptive M SuspensionDynamic Damper Control

Fuel Efficiency

Mileage City N/A7.14 Km/lN/A
Mileage Highway N/AN/A37.00 Km/l
Mileage 14.40 Km/l10.75 Km/l47.45 Km/l
Fuel Tank Capacity


Power Steering
Steering Type Electric Power SteeringElectric Power SteeringElectric Power Steering
Adjustable Power Steering


Performance 0 To 100 Kmph 4.9 seconds4.1 seconds4.4 seconds
Max Speed 275250120 km/h

Safety & Security

Passenger Airbagstickticktick
Side Airbagstickticktick
Electronic Brakeforce Distributiontickticktick
Brake Assisttickticktick
Hill Assisttickcrosstick
Electronic Stability Programtickticktick
Tractional Controltickticktick
Engine Immobilizertickticktick
Central Lockingtickticktick
Child Safety Locktickticktick
Power Door Locktickticktick
Automatic Headlampstickticktick
Cornering Lightstickcrosscross
Turn Indicators On ORVMcrossticktick
Rear Wipercrosscrosscross
Rain Sensing Wiperstickticktick
Headlight Washerscrosstickcross
Headlamp Beam Adjustertickticktick

Comfort & Convenience

Air ConditionerAutomatic Climate Control2-Zone Climate Control2-Zone Climate Control
Steering AdjustmentTilt & TelescopicTilt & TelescopicTilt & Telescopic
Steering Mounted Audiotickticktick
Paddle Shiftticktickcross
Cruise Controltickticktick
Power Outlets 12Vtickticktick
Rear Parking Sensortickticktick
Rear Parking Cameratickticktick
Electrically Adjustable Rear View Mirrortickticktick
Push Start Stop Buttontickticktick
Height Adjustable Driver Seattickticktick
Lumbar Supporttickticktick
Front Armresttickticktick
Rear Armrestcrosstickcross
UpholsteryLeatherLeather MerinoFull Leather 'Spheric'
Front Cup Holderstickticktick
Keyless Entrytickticktick
Climate Controltickticktick
Body Side Moulding--cross


Light TypeBi-XenonAdaptive LEDLED
Front Fog Lampscrosscrosstick
Rear Fog Lampstickcrosstick
LED Daytime Running Lamps --cross

Instrumentation & Communication

Distance To Emptytickticktick
Average Fuel Efficiency Indicatortickticktick
Seat Belt Warningtickticktick
Low Fuel Warningtickticktick
Door Ajar Warningtickticktick
GPS Navigationtickticktick
iblue App--cross


Music Systemtickticktick
CD/DVD Playertickticktick
Internal Memorytickticktick
USB Supporttickticktick
Bluetooth Supporttickticktick


Expert Reviews

Competitor of Porsche 718 Cayman

Competitor of BMW M4

Competitor of BMW i8

Disclaimer: carandbike team has taken the utmost care to ensure the accuracy of the information provided above, however, we recommend that you contact the manufacturer or your nearest dealership to confirm the details. carandbike cannot be held liable for any direct or indirect damage/loss.