The Comparative Analysis :
BMW 320i Automatic (05 - 07) vs. KIA Optima 1.7 CRDi (12 - 13)
€ 31,000
€ 27,000
€ 31,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 27,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 320i is considerably smaller in every dimension. It's 12.8 inches shorter, 0.5 inches narrower and 1.3 inches lower than the KIA Optima 1.7 CRDi.
BMW 320i
KIA Optima 1.7 CRDi
55.9
71.5
78.3
57.3
72
79.9
71.5 in
Width
72 in
78.3 in
Width Incl. Mirrors
79.9 in
55.9 in
Height
57.3 in
108.7
178
110
190.7
178 in
Length
190.7 in
108.7 in
Wheelbase
110 in
Vehicle Weight
BMW 320i
KIA Optima 1.7 CRDi
3142 lb
Curb Weight
3437 lb
4123 lb
Gross Vehicle
Weight
Weight
4519 lb
Weight Difference:
295 lb
8.58 %
General
BMW 320i
KIA Optima 1.7 CRDi
E90
Generation
TF
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Front-wheel drive

6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
BMW 320i
KIA Optima 1.7 CRDi
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
BMW N46
Engine Series
N46-B20
Engine Code

4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.7 L / 83 cu in
148 hp
at 6200 rpm
Power
134 hp
at 4000 rpm
BMW 320i
148 hp
134 hp
KIA Optima 1.7 CRDi
148 lb‑ft
at 3600 rpm
Max. Torque
240 lb‑ft
at 2000 rpm
BMW 320i
148 lb‑ft
240 lb‑ft
KIA Optima 1.7 CRDi
Performance
BMW 320i
KIA Optima 1.7 CRDi
134 mph
Maximum Speed
126 mph
9.7 sec
Acceleration 0 to 62 mph
10.6 sec
62 mph
62
mph
mph
443 ft
0.000 sec
BMW 320i
62 mph
62
mph
mph
482 ft
0.000 sec
KIA Optima 1.7 CRDi
▶ REPLAY
21.23 lb/hp
Weight-to-Power Ratio
25.65 lb/hp
BMW 320i
21.23 lb/hp
25.65 lb/hp
KIA Optima 1.7 CRDi
Fuel Economy / Emissions
BMW 320i
KIA Optima 1.7 CRDi
Fuel Economy
30 mpg
combined
46 mpg
BMW 320i
30 mpg
46 mpg
KIA Optima 1.7 CRDi
21 mpg
city
39 mpg
No data
highway
52 mpg
16.6 gal
Fuel Tank Capacity
18.5 gal
495 mi
Range
853 mi
BMW 320i
495 mi
853 mi
KIA Optima 1.7 CRDi
Environmental Impact
149.7 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
BMW 320i
149.7 kWh
104.9 kWh
KIA Optima 1.7 CRDi
Euro 4
Emission Standard
Euro 5
306 g/mi (NEFZ)
CO2 Emissions
214 g/mi (NEFZ)
Practical Convenience
BMW 320i
KIA Optima 1.7 CRDi
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1082 lb
13 cu ft
Trunk Volume
14.3 cu ft









No data
Cargo Volume (Seats Down)
No data
















