Porsche 911 Targa 4S (2014 – 2020) vs BMW i8 (2014 – 2018): specs compared

The Porsche 911 Targa 4S is the more powerful of the two, with up to 400 hp against 362 hp. The BMW i8 is quicker, reaching 100 km/h in 4.4 s against 4.6 s. The Porsche 911 Targa 4S has the higher top speed: 296 km/h against 249 km/h. The BMW i8 uses less fuel, from 2.1 L/100 km against 9.2 L/100 km. At 4,689 mm, the BMW i8 is 198 mm longer than the Porsche 911 Targa 4S.

Specification Porsche 911 Targa 4S Porsche 911 Targa 4S 2014 – 2020 BMW i8 BMW i8 2014 – 2018
Overview
Origin Germany Germany
Documented years 2014 – 2020 2014 – 2018
Body style Targa · Convertible —
Variants 2 1
Fuel Petrol Hybrid
Drive AWD AWD
Gearbox Automatic · Manual Automatic
Performance
Power 400 hp 362 hp
Torque 441 Nm 569 Nm
0–100 km/h 4.6 – 4.8 s 4.4 s
Top speed 295 – 296 km/h 249 km/h
Economy
Fuel economy 9.2 – 10.0 L/100 km 2.1 L/100 km
Dimensions
Length 4,491 mm 4,689 mm
Width 1,852 mm 1,943 mm
Height 1,290 mm 1,293 mm
Wheelbase 2,451 mm 2,799 mm
Curb weight 1,555 kg 1,560 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

More comparisons

Add more cars to this comparison