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SPECIFICATIONS
COUPEConvertible
TRIM
MSRP
BMW 428i Convertible $48,750
BMW 428i xDrive Convertible $50,750
BMW 435i Convertible $54,900
ENGINES
Type:
1,997cc Inline-4 turbocharged
Valvetrain: DOHC 4-valves/cyl.; continuously variable valve timing (Double VANOS)
Power [hp at rpm]: 240 at 5,000
Torque [lb-ft at rpm]: 255 at 1,250
Bore & Stroke [mm]: 84.0 x 90.1
Compression Ratio: 10.0:1
Mileage City / Hwy [mpg]: 21 - 23 (RWD) / 33 - 34 (RWD)
Available with: 428
 
Type:
2,979cc Inline-6 turbocharged
Valvetrain: DOHC 4-valves/cyl.; continuously variable valve timing (Double VANOS)
Power [hp at rpm]: 300 at 5,800
Torque [lb-ft at rpm]: 300 at 1,300
Bore & Stroke [mm]: 84.0 x 89.6
Compression Ratio: 10.2:1
Mileage City / Hwy [mpg]: 20 / 30
Available with: 435
 
TRANSMISSION
Type:
8-speed automatic
Ratios: 4.71, 3.14, 2.11, 1.67, 1.29, 1.00, 0.84, 0.67
Final Drive: 3.15
 
LAYOUT
Engine position:
Front-engine
Driveline:
Rear-wheel-drive & All-wheel-drive
 
SUSPENSION
Front:
MacPherson struts; coil springs, anti-roll bar
Rear:
Multi-link; coil springs, anti-roll bar
 
BRAKES
Front:
13.0 in. power-assisted vented discs
13.4 in. power-assisted vented discs (435)
Rear:
11.8 in. power-assisted vented discs
13.0 in. power-assisted vented discs (435)
 
WEIGHT & CAPACITIES
Curb weight [lbs]:
3,965 (428i)
3,975 (428i xDrive)
4,095 (435)
GVWR [lbs]:
4,760 (428i)
4,770 (428i xDrive)
4,870 (435i)
Weight distribution: 54 / 46 (435)
52 / 48
Fuel Capacity [gal.]: 15.8
 
STEERING
Type:
Rack & Pinion; power-assist
Turning Circle [ft.]
37.1
 
EXTERIOR DIMENSIONS
Length [in.]:
182.6
Width [in.]:
71.9
Height [in.]:
54.5
Wheelbase [in.]: 110.6
Front Track [in.]: 60.8
Rear Track [in.]: 62.8
 
Coefficient of Drag:
0.30
0.31 (435)
 
INTERIOR DIMENSIONS
Seating Capacity:
4
 
Front Headroom [in.]:
40.4
Rear Headroom [in.]: 37.1
 
Front Legroom [in.]:
42.2
Rear Legroom [in.]: 33.1
 
Front Shoulderroom [in.]:
55.3
Rear Shoulderroom [in.]: 49.8
 
Cargo Cap. [cu-ft]:
7.8