The Comparative Analysis :
BMW X4 M40i Steptronic (15 - 18) vs. BMW X3 xDrive35i Steptronic (14 - 16)
€ 68,400

€ 55,000

€ 68,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 55,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The X4 M40i is 0.6 inches longer, 0.8 inches wider and 1.5 inches lower than the X3 xDrive35i.
X4 M40i
X3 xDrive35i
63.9
74.8
82.6
65.4
74.1
82.6
74.8 in
Width
74.1 in
82.6 in
Width Incl. Mirrors
82.6 in
63.9 in
Height
65.4 in
110.6
183.9
110.6
183.3
183.9 in
Length
183.3 in
110.6 in
Wheelbase
110.6 in
Vehicle Weight
X4 M40i
X3 xDrive35i
4222 lb
Curb Weight
4167 lb
5357 lb
Gross Vehicle
Weight
Weight
5302 lb

Weight Difference:
55 lb
1.3 %

General
X4 M40i
X3 xDrive35i
F26
Generation
F25
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Premium Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
X4 M40i
X3 xDrive35i
Straight-six gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine with turbocharger
BMW N55
Engine Series
BMW N55
N55-B30
Engine Code
N55-B30


4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
355 hp
at 5800 rpm
Power
302 hp
at 5800 rpm
X4 M40i
355 hp
302 hp
X3 xDrive35i
343 lb‑ft
at 1350 rpm
Max. Torque
295 lb‑ft
at 1200 rpm
X4 M40i
343 lb‑ft
295 lb‑ft
X3 xDrive35i
Performance
X4 M40i
X3 xDrive35i
155 mph
Maximum Speed
152 mph
4.9 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
223 ft
0.000 sec

X4 M40i
62 mph
62
mph
mph
256 ft
0.000 sec

X3 xDrive35i
▶ REPLAY
11.89 lb/hp
Weight-to-Power Ratio
13.8 lb/hp
X4 M40i
11.89 lb/hp
13.8 lb/hp
X3 xDrive35i
Fuel Economy / Emissions
X4 M40i
X3 xDrive35i
Fuel Economy
27 mpg
combined
28 mpg
X4 M40i
27 mpg
28 mpg
X3 xDrive35i
21 mpg
city
22 mpg
No data
highway
No data
17.7 gal
Fuel Tank Capacity
17.7 gal
484 mi
Range
501 mi
X4 M40i
484 mi
501 mi
X3 xDrive35i
Environmental Impact
162.9 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).
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).
157.2 kWh
X4 M40i
162.9 kWh
157.2 kWh
X3 xDrive35i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
320 g/mi (NEFZ)
CO2 Emissions
311 g/mi (NEFZ)
Practical Convenience
X4 M40i
X3 xDrive35i
5
Doors
5
5
No. of Seats
5
1135 lb
Maximum Payload
1135 lb
14.2 cu ft
Trunk Volume
15.6 cu ft










39.6 cu ft
Cargo Volume (Seats Down)
45.3 cu ft