The Comparative Analysis :

BMW 520i Automatic (11 - 13) vs. BMW M550i xDrive Steptronic (17 - 18)

€ 42,400
BMW 520i Automatic (11 - 13) 520i
€ 86,300
BMW M550i xDrive Steptronic (17 - 18) M550i
€ 42,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 86,300

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The 520i is a little smaller in every dimension. It's 2.5 inches shorter, 0.3 inches narrower and 0.1 inches lower than the M550i.
520i
M550i
57.6
Blueprint BMW 520i Automatic (11 - 13)
73.2
82.4
57.8
Blueprint BMW M550i xDrive Steptronic (17 - 18)
73.5
83.7
73.2 in
Width
73.5 in
82.4 in
Width Incl. Mirrors
83.7 in
57.6 in
Height
57.8 in
Blueprint BMW 520i Automatic (11 - 13)
116.9
192.9
Blueprint BMW M550i xDrive Steptronic (17 - 18)
117.1
195.4
192.9 in
Length
195.4 in
116.9 in
Wheelbase
117.1 in

Vehicle Weight

520i
M550i
3715 lb
Curb Weight
4156 lb
4894 lb
Gross Vehicle
Weight
5423 lb
BMW 520i Automatic (11 - 13)
Weight Difference:
441 lb
10.61 %
BMW M550i xDrive Steptronic (17 - 18)

General

520i
M550i
F10
Generation
G30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

520i
M550i
Straight-four gasoline engine with tur­bo­charger
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N20
Engine Series
BMW N63
N20-B20
Engine Code
N63-B44
4
Valves
4
4
Cylinders
8
2 L / 98 cu in
Displacement
4.4 L / 215 cu in
181 hp
at 5000 rpm
Power
456 hp
at 5500 rpm
520i
181 hp
456 hp
M550i
199 lb‑ft
at 1250 rpm
Max. Torque
479 lb‑ft
at 1800 rpm
520i
199 lb‑ft
479 lb‑ft
M550i

Performance

520i
M550i
140 mph
Maximum Speed
155 mph
8 sec
Acceleration 0 to 62 mph
4 sec
62 mph 62
mph

364 ft
0.000 sec

520i

62 mph 62
mph

184 ft
0.000 sec

M550i

▶ REPLAY
20.52 lb/hp
Weight-to-Power Ratio
9.11 lb/hp
520i
20.52 lb/hp
9.11 lb/hp
M550i

Fuel Economy / Emissions

520i
M550i
Fuel Economy
37 mpg
combined
26 mpg
520i
37 mpg
26 mpg
M550i
28 mpg
city
19 mpg
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18 gal
Kraftstoffanzeige
680 mi
Range
475 mi
520i
680 mi
475 mi
M550i
Environmental Impact
121.2 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
168.7 kWh
520i
121.2 kWh
168.7 kWh
M550i
Euro 5
Emission Standard
Euro 6c (NEFZ)
240 g/mi (NEFZ)
CO2 Emissions
328 g/mi (NEFZ)

Practical Convenience

520i
M550i
4
Doors
4
5
No. of Seats
5
1179 lb
Maximum Payload
1268 lb
14.7 cu ft
Trunk Volume
15 cu ft
No data
Cargo Volume (Seats Down)
No data