Car technical specifications and fuel economy / consumption / mpg

Comparison BMW 8 Series Convertible (G14) 840d (320 Hp) xDrive Steptronic & Buick Excelle GT II (facelift 2018) 15T (125 Hp)


Add car
BMW 8 Series Convertible (G14) 840d (320 Hp) xDrive Steptronic
Remove car
Buick Excelle GT II (facelift 2018) 15T (125 Hp)
Remove car
Brand: BMW Buick
Model: 8 Series Excelle GT
Generation: 8 Series Convertible (G14) Excelle GT II (facelift 2018)
Engine / modification: 840d (320 Hp) xDrive Steptronic 15T (125 Hp)
Production start: 2019 year 2018 year
Production end: 2020 year
Coupe type: Cabriolet Sedan
Num. of Doors: 2 4
Num. of seats: 4 5
Fuel consumption / economy - urban: 7.3-7.4 l/100 km
Fuel consumption / economy - extra urban: 5.1-5.6 l/100 km
Fuel consumption / economy - combined: 5.9-6.3 l/100 km 5.1 l/100 km
Fuel Type: Diesel Petrol (Gasoline)
Drag coefficient: 0.30
Fuel tank volume: 66 l 44 l
Emission standard: Euro 6d
CO2 emissions: 155-166 g/km
Power: 320 hp 125 hp
Max power in: 4400 rpm. 5600 rpm.
Maximum speed: 250 km/h 180 km/h
Acceleration from 0 to 100 km/h: 5.2 sec
Torque: 680 Nm @ 1750-2250 rpm. 170 Nm @ 2000-3600 rpm.
Model Engine: B57D30
Engine position: Front, longitudinal Front, transverse
Engine displacement: 2993 cm3 999 cm3
Engine oil capacity: 6.5 l
Coolant: 9.5 l
Fuel System: Diesel Commonrail Multi-point injection
Aspiration / Turbine: Twin-power turbo Turbocharger
Position of cylinders: Inline Inline
Number of cylinders: 6 4
Number of valves per cylinder: 4 4
Compression ratio: 16.5
Piston Stroke: 90 mm
Cylinder Bore: 84 mm
Wheel Drive: All wheel drive (4x4) Front wheel drive
Number of Gears (automatic transmission): 8 Steptronic
Number of Gears (manual transmission): 6
Length: 4843 mm 4609 mm
Width: 1902 mm 1798 mm
Width including mirrors: 2137 mm
Height: 1339 mm 1486 mm
Wheelbase: 2822 mm 2640 mm
Front track: 1619 mm 1538 mm
Rear (Back) track: 1642 mm 1541 mm
Ride height(clearance): 118 mm
Minimum volume of Luggage (trunk): 350 l
Front suspension: Double wishbone Independent type McPherson
Rear suspension: Multi-link independent Multi-link independent
Max weight: 2485 kg
Front brakes: Ventilated discs Ventilated discs
Rear brakes: Ventilated discs Disc
Kerb Weight: 1955 kg 1220 kg
ABS: yes yes
Steering type: Steering rack and pinion
Power steering: Electric Steering
Minimum turning circle (turning diameter): 11.9 m
Tire size: 245/45 R18 100Y; 275/40 R18 103Y 195/65 R15
Wheel rims size: 8J x 18; 9J x 18 R15