The Comparative Analysis :
BMW 320si (06 - 07) vs. KIA Optima 1.7 CRDi Automatic (13 - 15)
€ 33,000
€ 31,600
€ 33,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 31,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 320si 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 320si
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 320si
KIA Optima 1.7 CRDi
3075 lb
Curb Weight
3516 lb
4057 lb
Gross Vehicle
Weight
Weight
4519 lb
Weight Difference:
441 lb
12.54 %
General
BMW 320si
KIA Optima 1.7 CRDi
E90
Generation
TF
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Front-wheel drive
6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
BMW 320si
KIA Optima 1.7 CRDi
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
BMW N45
Engine Series
N45-B20
Engine Code
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.7 L / 83 cu in
171 hp
at 7000 rpm
Power
134 hp
at 4000 rpm
BMW 320si
171 hp
134 hp
KIA Optima 1.7 CRDi
148 lb‑ft
at 4250 rpm
Max. Torque
236 lb‑ft
at 2000 rpm
BMW 320si
148 lb‑ft
236 lb‑ft
KIA Optima 1.7 CRDi
Performance
BMW 320si
KIA Optima 1.7 CRDi
140 mph
Maximum Speed
122 mph
8.1 sec
Acceleration 0 to 62 mph
11.6 sec
62 mph
62
mph
mph
371 ft
0.000 sec
BMW 320si
62 mph
62
mph
mph
528 ft
0.000 sec
KIA Optima 1.7 CRDi
▶ REPLAY
17.98 lb/hp
Weight-to-Power Ratio
26.24 lb/hp
BMW 320si
17.98 lb/hp
26.24 lb/hp
KIA Optima 1.7 CRDi
Fuel Economy / Emissions
BMW 320si
KIA Optima 1.7 CRDi
Fuel Economy
26 mpg
combined
39 mpg
BMW 320si
26 mpg
39 mpg
KIA Optima 1.7 CRDi
18 mpg
city
30 mpg
No data
highway
48 mpg
16.6 gal
Fuel Tank Capacity
18.5 gal
440 mi
Range
725 mi
BMW 320si
440 mi
725 mi
KIA Optima 1.7 CRDi
Environmental Impact
168.7 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).
123.4 kWh
BMW 320si
168.7 kWh
123.4 kWh
KIA Optima 1.7 CRDi
Euro 4
Emission Standard
Euro 5
344 g/mi (NEFZ)
CO2 Emissions
254 g/mi (NEFZ)
Practical Convenience
BMW 320si
KIA Optima 1.7 CRDi
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1003 lb
13 cu ft
Trunk Volume
14.3 cu ft
No data
Cargo Volume (Seats Down)
No data
