The Comparative Analysis :
Lexus IS 250 Automatic (10 - 13) vs. BMW 320si (06 - 07)
€ 35,800
€ 33,000
€ 35,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 33,000
ⓘ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 Lexus IS 250 is 2.6 inches longer, 0.7 inches narrower and 0.2 inches taller than the BMW 320si.
Lexus IS 250
BMW 320si
56.1
70.9
70.9
55.9
71.5
78.3
70.9 in
Width
71.5 in
70.9 in
Width Incl. Mirrors
78.3 in
56.1 in
Height
55.9 in
107.5
180.5
108.7
178
180.5 in
Length
178 in
107.5 in
Wheelbase
108.7 in
Vehicle Weight
Lexus IS 250
BMW 320si
3538 lb
Curb Weight
3075 lb
4508 lb
Gross Vehicle
Weight
Weight
4057 lb
Weight Difference:
463 lb
13.08 %
General
Lexus IS 250
BMW 320si
XE2
Generation
E90
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Lexus IS 250
BMW 320si
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
Engine Series
BMW N45
Engine Code
N45-B20

4
Valves
4
6
Cylinders
4
2.5 L / 122 cu in
Displacement
2 L / 98 cu in
205 hp
at 6400 rpm
Power
171 hp
at 7000 rpm
Lexus IS 250
205 hp
171 hp
BMW 320si
186 lb‑ft
at 4800 rpm
Max. Torque
148 lb‑ft
at 4250 rpm
Lexus IS 250
186 lb‑ft
148 lb‑ft
BMW 320si
Performance
Lexus IS 250
BMW 320si
140 mph
Maximum Speed
140 mph
8.5 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
387 ft
0.000 sec
Lexus IS 250
62 mph
62
mph
mph
371 ft
0.000 sec
BMW 320si
▶ REPLAY
17.26 lb/hp
Weight-to-Power Ratio
17.98 lb/hp
Lexus IS 250
17.26 lb/hp
17.98 lb/hp
BMW 320si
Fuel Economy / Emissions
Lexus IS 250
BMW 320si
Fuel Economy
28 mpg
combined
26 mpg
Lexus IS 250
28 mpg
26 mpg
BMW 320si
20 mpg
city
18 mpg
36 mpg
highway
No data
17.2 gal
Fuel Tank Capacity
16.6 gal
481 mi
Range
440 mi
Lexus IS 250
481 mi
440 mi
BMW 320si
Environmental Impact
159.2 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).
168.7 kWh
Lexus IS 250
159.2 kWh
168.7 kWh
BMW 320si
Euro 5
Emission Standard
Euro 4
312 g/mi (NEFZ)
CO2 Emissions
344 g/mi (NEFZ)
Practical Convenience
Lexus IS 250
BMW 320si
4
Doors
4
5
No. of Seats
5
970 lb
Maximum Payload
981 lb
11.3 cu ft
Trunk Volume
13 cu ft









No data
Cargo Volume (Seats Down)
No data
















