The Comparative Analysis :
Audi A3 Sportback g-tron S tronic (Gasoline) (13 - 16) vs. BMW 125i Steptronic (17 - 19)
€ 30,600
€ 38,400
€ 30,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. The Audi A3 Sportback g-tron is just 0.7 inches shorter, 0.8 inches wider and 0.2 inches taller than the BMW 125i.
Audi A3 Sportback g-tron
BMW 125i
56.2
70.3
77.4
55.9
69.5
78.1
70.3 in
Width
69.5 in
77.4 in
Width Incl. Mirrors
78.1 in
56.2 in
Height
55.9 in
103.8
169.7
105.9
170.4
169.7 in
Length
170.4 in
103.8 in
Wheelbase
105.9 in
Vehicle Weight
Audi A3 Sportback g-tron
BMW 125i
2987 lb
Curb Weight
3252 lb
4012 lb
Gross Vehicle
Weight
Weight
4332 lb
Weight Difference:
265 lb
8.15 %
General
Audi A3 Sportback g-tron
BMW 125i
8V
Generation
F21
Hatchback
Car Body Style
Hatchback
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Audi A3 Sportback g-tron
BMW 125i
Straight-four engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
Engine Series
BMW
CPWA
Engine Code
4
Valves
4
4
Cylinders
4
1.4 L / 69 cu in
Displacement
2 L / 98 cu in
108 hp
at 4800 rpm
Power
221 hp
at 5200 rpm
Audi A3 Sportback g-tron
108 hp
221 hp
BMW 125i
148 lb‑ft
at 1500 rpm
Max. Torque
229 lb‑ft
at 1400 rpm
Audi A3 Sportback g-tron
148 lb‑ft
229 lb‑ft
BMW 125i
Performance
Audi A3 Sportback g-tron
BMW 125i
122 mph
Maximum Speed
151 mph
10.8 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
492 ft
0.000 sec
Audi A3 Sportback g-tron
62 mph
62
mph
mph
279 ft
0.000 sec
BMW 125i
▶ REPLAY
27.66 lb/hp
Weight-to-Power Ratio
14.71 lb/hp
Audi A3 Sportback g-tron
27.66 lb/hp
14.71 lb/hp
BMW 125i
Fuel Economy / Emissions
Audi A3 Sportback g-tron
BMW 125i
Fuel Economy
44 mpg
combined
38 mpg
Audi A3 Sportback g-tron
44 mpg
38 mpg
BMW 125i
36 mpg
city
32 mpg
No data
highway
No data
13.2 gal
Fuel Tank Capacity
13.7 gal
586 mi
Range
521 mi
Audi A3 Sportback g-tron
586 mi
521 mi
BMW 125i
Environmental Impact
100.4 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).
117.5 kWh
Audi A3 Sportback g-tron
100.4 kWh
117.5 kWh
BMW 125i
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
196 g/mi (NEFZ)
CO2 Emissions
282 g/mi (WLTP)
Practical Convenience
Audi A3 Sportback g-tron
BMW 125i
5
Doors
3
5
No. of Seats
4
1025 lb
Maximum Payload
1080 lb
7.9 cu ft
Trunk Volume
10.2 cu ft








31.7 cu ft
Cargo Volume (Seats Down)
34 cu ft



















