Available new from: March 2018  -  April 2020

BMW i8 Roadster (18-20)
BMW i8 Roadster (18-20)
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Scroll down for the full details of the BMW i8 Roadster 2018 right here. On this page, you will find all the key specs for the i8 Roadster from overall fuel efficiency in MPG and its top speed in MPH, to running costs, dimensions, data and lots more. With Parkers you'll find the most comprehensive source of car specs online.
Section 1 of 6

Specs Overview

4wd
Auto
Petrol Parallel PHEV
2dr
Power (bhp)368 bhp
Acceleration 0-60 mph4.5 secs
Miles per tank377 miles
Electric range10 miles
Insurance group get an insurance quote? 50
Road tax£590 per year
Dimensions (mm)Length 4689mm X Width 2218mm
We have 1 used for sale from £51,999
Section 2 of 6

Costs

What is the price to buy a used and new i8 Roadster 2018 and what is the overall running cost?

Miles per pound6.0 mpp
Fuel consumption
Without battery assistance
Fuel economy of the engine when operating without assistance from the electric motor and battery
40.9 mpg
Insurance group50
Annual road tax£590
Price when new£127,105
Used price range£34,710 - £55,685
See 1 used BMW i8 Roadster (18-20)s for sale, starting at £51,999
PARKERS REVIEW
Read the full Review of the BMW i8 Roadster 2018
Section 3 of 6

Dimensions

What are the dimensions of i8 Roadster 2018 and its fuel capacity and the overall weight?

Fuel Capacity42 litres
Weight1595kg
Length4689mm
Width2218mm
Height1289mm
Wheelbase2800mm
Turning Circle12m
Section 4 of 6

Performance

What is the BHP, top speed, torque, and CO2 emissions of i8 Roadster 2018?

Power368 bhp
Top Speed155 mph
0-60 mph4.5 secs
Torque570 Nm, 420 ft-lb
CO2 Emissions50 g/km
Euro Emissions Standard
6

Emissions data can vary over the lifespan of a version, typically due to manufacturer engine improvements.

What is presented here is based on the latest version only. Before buying, always check a specific car’s eligibility for a ULEZ zone directly with the zone authority by entering the car’s registration number in their online checker, eg, for London: Check your Vehicle

Miles Per Tank377 miles
Section 5 of 6

Engine

What is the Engine size, fuel type, transmission, and Gearbox of BMW i8 Roadster 2018?

Engine Size1499cc
Cylinders3
Valves12
Fuel TypePetrol Parallel PHEV
TransmissionAutomatic
Gearbox6 Speed
Drivetrain4 wheel drive
Section 6 of 6

Cabin & Luggage

What are the number of seats and doors in BMW i8 Roadster 2018 and its boot size?

Doors2
Seats2
Luggage Capacity-
Unbraked Towing Weight-
Braked Towing Weight-

If you're looking for a BMW i8 you will definitely want to know all about every aspect of the car – and Parkers has all the spec details you need to know how it will fit into your life. Check out the full details and compare with rival models on these pages.

*Where a range of mpp is shown the low figure relates to a version of this car fitted with all optional extras that reduce fuel economy; the high figure to a version fitted with no such options. A single figure indicates there are no options available that affect fuel economy. Based on WLTP combined fuel economy for versions of this car made since September 2017 only, and typical current fuel or electricity costs.