The Comparative Analysis :
BMW M3 CS M DKG (18 - 18) vs. BMW 320i xDrive Steptronic (12 - 15)
€ 117,600
€ 38,900
€ 117,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The M3 CS is 1.9 inches longer, 2.6 inches wider and 0.4 inches lower than the 320i.
M3 CS
320i
56.1
73.9
80.2
56.5
71.3
80
73.9 in
Width
71.3 in
80.2 in
Width Incl. Mirrors
80 in
56.1 in
Height
56.5 in
110.7
183.9
110.6
182
183.9 in
Length
182 in
110.7 in
Wheelbase
110.6 in
Vehicle Weight
M3 CS
320i
3660 lb
Curb Weight
3450 lb
4630 lb
Gross Vehicle
Weight
Weight
4475 lb
Weight Difference:
209 lb
5.71 %
General
M3 CS
320i
F80
Generation
F30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded

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

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
M3 CS
320i
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine with turbocharger
BMW S55
Engine Series
BMW N20
S55-B30
Engine Code
N20-B20

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
454 hp
at 6250 rpm
Power
181 hp
at 5000 rpm
M3 CS
454 hp
181 hp
320i
443 lb‑ft
at 4000 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
M3 CS
443 lb‑ft
199 lb‑ft
320i
Performance
M3 CS
320i
174 mph
Maximum Speed
143 mph
3.9 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph
62
mph
mph
177 ft
0.000 sec
M3 CS
62 mph
62
mph
mph
341 ft
0.000 sec
320i
▶ REPLAY
8.06 lb/hp
Weight-to-Power Ratio
19.06 lb/hp
M3 CS
8.06 lb/hp
19.06 lb/hp
320i
Fuel Economy / Emissions
M3 CS
320i
Fuel Economy
28 mpg
combined
37 mpg
M3 CS
28 mpg
37 mpg
320i
21 mpg
city
27 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
439 mi
Range
583 mi
M3 CS
439 mi
583 mi
320i
Environmental Impact
161.1 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).
121.2 kWh
M3 CS
161.1 kWh
121.2 kWh
320i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
319 g/mi (NEFZ)
CO2 Emissions
240 g/mi (NEFZ)
Practical Convenience
M3 CS
320i
4
Doors
4
5
No. of Seats
5
970 lb
Maximum Payload
1025 lb
12.6 cu ft
Trunk Volume
13.6 cu ft









No data
Cargo Volume (Seats Down)
No data

















