The Comparative Analysis :
BMW 123d (07 - 12) vs. SEAT Leon 1.4 TSI ACT DSG (14 - 16)
€ 32,100
€ 23,800
€ 32,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 23,800
ⓘ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 0.9 inches shorter, 2.7 inches narrower and 1.5 inches lower than the SEAT Leon 1.4 TSI ACT Start&Stop.
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
55.9
68.8
76.1
57.4
71.5
77.8
68.8 in
Width
71.5 in
76.1 in
Width Incl. Mirrors
77.8 in
55.9 in
Height
57.4 in
104.7
166.9
103.8
167.8
166.9 in
Length
167.8 in
104.7 in
Wheelbase
103.8 in
Vehicle Weight
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
3274 lb
Curb Weight
2784 lb
4211 lb
Gross Vehicle
Weight
Weight
3924 lb
Weight Difference:
489 lb
14.94 %
General
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
E81
Generation
5F
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Front-wheel drive
6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
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
1.4 L / 69 cu in
201 hp
at 4400 rpm
Power
148 hp
at 5000 rpm
BMW 123d
201 hp
148 hp
SEAT Leon 1.4 TSI ACT Start&Stop
295 lb‑ft
at 2000 rpm
Max. Torque
184 lb‑ft
at 1500 rpm
BMW 123d
295 lb‑ft
184 lb‑ft
SEAT Leon 1.4 TSI ACT Start&Stop
Performance
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
148 mph
Maximum Speed
134 mph
6.9 sec
Acceleration 0 to 62 mph
8 sec
62 mph
62
mph
mph
315 ft
0.000 sec
BMW 123d
62 mph
62
mph
mph
364 ft
0.000 sec
SEAT Leon 1.4 TSI ACT Start&Stop
▶ REPLAY
16.29 lb/hp
Weight-to-Power Ratio
18.81 lb/hp
BMW 123d
16.29 lb/hp
18.81 lb/hp
SEAT Leon 1.4 TSI ACT Start&Stop
Fuel Economy / Emissions
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
Fuel Economy
46 mpg
combined
50 mpg
BMW 123d
46 mpg
50 mpg
SEAT Leon 1.4 TSI ACT Start&Stop
37 mpg
city
No data
No data
highway
No data
13.5 gal
Fuel Tank Capacity
13.2 gal
621 mi
Range
661 mi
BMW 123d
621 mi
661 mi
SEAT Leon 1.4 TSI ACT Start&Stop
Environmental Impact
104.9 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).
89 kWh
BMW 123d
104.9 kWh
89 kWh
SEAT Leon 1.4 TSI ACT Start&Stop
Euro 5
Emission Standard
Euro 6b (NEFZ)
217 g/mi (NEFZ)
CO2 Emissions
177 g/mi (NEFZ)
Practical Convenience
BMW 123d
SEAT Leon 1.4 TSI ACT Start&Stop
3
Doors
5
4
No. of Seats
5
937 lb
Maximum Payload
1140 lb
9.3 cu ft
Trunk Volume
10.8 cu ft
32.6 cu ft
Cargo Volume (Seats Down)
34.3 cu ft
