The Comparative Analysis :
BMW 123d Automatic (07 - 12) vs. SEAT Leon 1.8 TSI (09 - 12)
€ 34,200
€ 22,000
€ 34,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 22,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 123d is slightly smaller in every dimension. It's 3 inches shorter, 0.8 inches narrower and 1.5 inches lower than the SEAT Leon 1.8 TSI.
BMW 123d
SEAT Leon 1.8 TSI
55.9
68.8
76.1
57.4
69.6
77.5
68.8 in
Width
69.6 in
76.1 in
Width Incl. Mirrors
77.5 in
55.9 in
Height
57.4 in
104.7
166.9
101.5
169.9
166.9 in
Length
169.9 in
104.7 in
Wheelbase
101.5 in
Vehicle Weight
BMW 123d
SEAT Leon 1.8 TSI
3274 lb
Curb Weight
3153 lb
4211 lb
Gross Vehicle
Weight
Weight
4079 lb
Weight Difference:
121 lb
3.7 %
General
BMW 123d
SEAT Leon 1.8 TSI
E81
Generation
1P
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Front-wheel drive
6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
BMW 123d
SEAT Leon 1.8 TSI
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine with turbocharger
BMW
Engine Series
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.8 L / 88 cu in
201 hp
at 4400 rpm
Power
158 hp
at 5000 rpm
BMW 123d
201 hp
158 hp
SEAT Leon 1.8 TSI
295 lb‑ft
at 2000 rpm
Max. Torque
184 lb‑ft
at 1500 rpm
BMW 123d
295 lb‑ft
184 lb‑ft
SEAT Leon 1.8 TSI
Performance
BMW 123d
SEAT Leon 1.8 TSI
147 mph
Maximum Speed
132 mph
7 sec
Acceleration 0 to 62 mph
7.9 sec
62 mph
62
mph
mph
318 ft
0.000 sec
BMW 123d
62 mph
62
mph
mph
361 ft
0.000 sec
SEAT Leon 1.8 TSI
▶ REPLAY
16.29 lb/hp
Weight-to-Power Ratio
19.96 lb/hp
BMW 123d
16.29 lb/hp
19.96 lb/hp
SEAT Leon 1.8 TSI
Fuel Economy / Emissions
BMW 123d
SEAT Leon 1.8 TSI
Fuel Economy
43 mpg
combined
35 mpg
BMW 123d
43 mpg
35 mpg
SEAT Leon 1.8 TSI
34 mpg
city
26 mpg
No data
highway
43 mpg
13.5 gal
Fuel Tank Capacity
14.5 gal
576 mi
Range
503 mi
BMW 123d
576 mi
503 mi
SEAT Leon 1.8 TSI
Environmental Impact
113.1 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).
128.7 kWh
BMW 123d
113.1 kWh
128.7 kWh
SEAT Leon 1.8 TSI
Euro 5
Emission Standard
Euro 5
233 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
BMW 123d
SEAT Leon 1.8 TSI
3
Doors
5
4
No. of Seats
5
937 lb
Maximum Payload
926 lb
9.3 cu ft
Trunk Volume
9.7 cu ft
32.6 cu ft
Cargo Volume (Seats Down)
33 cu ft
