The Comparative Analysis :
BMW 135i Coupé (07 - 10) vs. BMW 123d Coupé (07 - 11)
€ 40,100
€ 33,500
€ 40,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 33,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same length and width, but the 135i Coupé is 0.6 inches lower.
135i Coupé
123d Coupé
55.4
68.8
76.1
56
68.8
76.1
68.8 in
Width
68.8 in
76.1 in
Width Incl. Mirrors
76.1 in
55.4 in
Height
56 in
104.7
171.7
104.7
171.7
171.7 in
Length
171.7 in
104.7 in
Wheelbase
104.7 in
Vehicle Weight
135i Coupé
123d Coupé
3439 lb
Curb Weight
3296 lb
4244 lb
Gross Vehicle
Weight
Weight
4101 lb
Weight Difference:
143 lb
4.16 %
General
135i Coupé
123d Coupé
E82
Generation
E82
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
135i Coupé
123d Coupé
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW
Engine Series
BMW
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
302 hp
at 5800 rpm
Power
201 hp
at 4400 rpm
135i Coupé
302 hp
201 hp
123d Coupé
295 lb‑ft
at 1300 rpm
Max. Torque
295 lb‑ft
at 2000 rpm
135i Coupé
295 lb‑ft
295 lb‑ft
123d Coupé
Performance
135i Coupé
123d Coupé
155 mph
Maximum Speed
148 mph
5.3 sec
Acceleration 0 to 62 mph
7 sec
62 mph
62
mph
mph
243 ft
0.000 sec
135i Coupé
62 mph
62
mph
mph
318 ft
0.000 sec
123d Coupé
▶ REPLAY
11.39 lb/hp
Weight-to-Power Ratio
16.4 lb/hp
135i Coupé
11.39 lb/hp
16.4 lb/hp
123d Coupé
Fuel Economy / Emissions
135i Coupé
123d Coupé
Fuel Economy
26 mpg
combined
46 mpg
135i Coupé
26 mpg
46 mpg
123d Coupé
18 mpg
city
37 mpg
No data
highway
No data
14 gal
Fuel Tank Capacity
13.5 gal
358 mi
Range
621 mi
135i Coupé
358 mi
621 mi
123d Coupé
Environmental Impact
174.3 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).
104.9 kWh
135i Coupé
174.3 kWh
104.9 kWh
123d Coupé
Euro 4
Emission Standard
Euro 5
354 g/mi (NEFZ)
CO2 Emissions
217 g/mi (NEFZ)
Practical Convenience
135i Coupé
123d Coupé
2
Doors
2
4
No. of Seats
4
805 lb
Maximum Payload
805 lb
10.5 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
