The Comparative Analysis :
SEAT Leon 1.2 TSI (12 - 14) vs. BMW 123d Automatic (07 - 12)
€ 18,200
€ 34,200
€ 18,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 34,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The SEAT Leon 1.2 TSI Start&Stop is slightly bigger in every dimension. It's 0.9 inches longer, 2.7 inches wider and 1.5 inches taller than the BMW 123d.
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
57.4
71.5
77.8
55.9
68.8
76.1
71.5 in
Width
68.8 in
77.8 in
Width Incl. Mirrors
76.1 in
57.4 in
Height
55.9 in
103.8
167.8
104.7
166.9
167.8 in
Length
166.9 in
103.8 in
Wheelbase
104.7 in
Vehicle Weight
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
2665 lb
Curb Weight
3274 lb
3770 lb
Gross Vehicle
Weight
Weight
4211 lb
Weight Difference:
608 lb
18.57 %
General
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
5F
Generation
E81
Hatchback
Car Body Style
Hatchback
Mid-Grade Unleaded
Fuel Type
Diesel
Front-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
Engine Series
BMW
4
Valves
4
4
Cylinders
4
1.2 L / 59 cu in
Displacement
2 L / 98 cu in
104 hp
at 4500 rpm
Power
201 hp
at 4400 rpm
SEAT Leon 1.2 TSI Start&Stop
104 hp
201 hp
BMW 123d
129 lb‑ft
at 1400 rpm
Max. Torque
295 lb‑ft
at 2000 rpm
SEAT Leon 1.2 TSI Start&Stop
129 lb‑ft
295 lb‑ft
BMW 123d
Performance
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
119 mph
Maximum Speed
147 mph
10.2 sec
Acceleration 0 to 62 mph
7 sec
62 mph
62
mph
mph
466 ft
0.000 sec
SEAT Leon 1.2 TSI Start&Stop
62 mph
62
mph
mph
318 ft
0.000 sec
BMW 123d
▶ REPLAY
25.63 lb/hp
Weight-to-Power Ratio
16.29 lb/hp
SEAT Leon 1.2 TSI Start&Stop
25.63 lb/hp
16.29 lb/hp
BMW 123d
Fuel Economy / Emissions
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
Fuel Economy
48 mpg
combined
43 mpg
SEAT Leon 1.2 TSI Start&Stop
48 mpg
43 mpg
BMW 123d
40 mpg
city
34 mpg
55 mpg
highway
No data
13.2 gal
Fuel Tank Capacity
13.5 gal
634 mi
Range
576 mi
SEAT Leon 1.2 TSI Start&Stop
634 mi
576 mi
BMW 123d
Environmental Impact
92.9 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).
113.1 kWh
SEAT Leon 1.2 TSI Start&Stop
92.9 kWh
113.1 kWh
BMW 123d
Euro 5
Emission Standard
Euro 5
183 g/mi (NEFZ)
CO2 Emissions
233 g/mi (NEFZ)
Practical Convenience
SEAT Leon 1.2 TSI Start&Stop
BMW 123d
5
Doors
3
5
No. of Seats
4
1105 lb
Maximum Payload
937 lb
10.8 cu ft
Trunk Volume
9.3 cu ft
34.3 cu ft
Cargo Volume (Seats Down)
32.6 cu ft
