The Comparative Analysis :
Lexus IS 250 Automatic (10 - 13) vs. BMW 340i Steptronic (15 - 17)
€ 35,800
€ 48,800
€ 35,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Lexus IS 250 is a little smaller in every dimension. It's 1.9 inches shorter, 0.4 inches narrower and 0.2 inches lower than the BMW 340i.
Lexus IS 250
BMW 340i
56.1
70.9
70.9
56.3
71.3
80
70.9 in
Width
71.3 in
70.9 in
Width Incl. Mirrors
80 in
56.1 in
Height
56.3 in
107.5
180.5
110.6
182.4
180.5 in
Length
182.4 in
107.5 in
Wheelbase
110.6 in
Vehicle Weight
Lexus IS 250
BMW 340i
3538 lb
Curb Weight
3560 lb
4508 lb
Gross Vehicle
Weight
Weight
4630 lb
Weight Difference:
22 lb
0.62 %
General
Lexus IS 250
BMW 340i
XE2
Generation
F30
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Lexus IS 250
BMW 340i
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine with turbocharger
Engine Series
BMW B58
Engine Code
B58-B30

4
Valves
4
6
Cylinders
6
2.5 L / 122 cu in
Displacement
3 L / 147 cu in
205 hp
at 6400 rpm
Power
322 hp
at 5500 rpm
Lexus IS 250
205 hp
322 hp
BMW 340i
186 lb‑ft
at 4800 rpm
Max. Torque
332 lb‑ft
at 1380 rpm
Lexus IS 250
186 lb‑ft
332 lb‑ft
BMW 340i
Performance
Lexus IS 250
BMW 340i
140 mph
Maximum Speed
155 mph
8.5 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
387 ft
0.000 sec
Lexus IS 250
62 mph
62
mph
mph
249 ft
0.000 sec
BMW 340i
▶ REPLAY
17.26 lb/hp
Weight-to-Power Ratio
11.06 lb/hp
Lexus IS 250
17.26 lb/hp
11.06 lb/hp
BMW 340i
Fuel Economy / Emissions
Lexus IS 250
BMW 340i
Fuel Economy
28 mpg
combined
36 mpg
Lexus IS 250
28 mpg
36 mpg
BMW 340i
20 mpg
city
27 mpg
36 mpg
highway
No data
17.2 gal
Fuel Tank Capacity
15.9 gal
481 mi
Range
574 mi
Lexus IS 250
481 mi
574 mi
BMW 340i
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).
123.1 kWh
Lexus IS 250
159.2 kWh
123.1 kWh
BMW 340i
Euro 5
Emission Standard
Euro 6b (NEFZ)
312 g/mi (NEFZ)
CO2 Emissions
245 g/mi (NEFZ)
Practical Convenience
Lexus IS 250
BMW 340i
4
Doors
4
5
No. of Seats
5
970 lb
Maximum Payload
1069 lb
11.3 cu ft
Trunk Volume
13.6 cu ft









No data
Cargo Volume (Seats Down)
No data


















