The Comparative Analysis :
Audi A3 Sportback g-tron (Natural Gas) (16 - 18) vs. BMW 120i 5-door (15 - 16)
€ 29,500
€ 28,600
€ 29,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 28,600
ⓘ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 0.6 inches shorter, 0.8 inches wider and 0.2 inches taller than the BMW 120i.
Audi A3 Sportback g-tron
BMW 120i
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
169.8
105.9
170.4
169.8 in
Length
170.4 in
103.8 in
Wheelbase
105.9 in
Vehicle Weight
Audi A3 Sportback g-tron
BMW 120i
2943 lb
Curb Weight
3042 lb
3968 lb
Gross Vehicle
Weight
Weight
4123 lb
Weight Difference:
99 lb
3.25 %
General
Audi A3 Sportback g-tron
BMW 120i
8V
Generation
F20
Hatchback
Car Body Style
Hatchback
Natural Gas (CNG)
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Audi A3 Sportback g-tron
BMW 120i
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
1.6 L / 78 cu in
108 hp
at 4800 rpm
Power
175 hp
at 4800 rpm
Audi A3 Sportback g-tron
108 hp
175 hp
BMW 120i
148 lb‑ft
at 1500 rpm
Max. Torque
184 lb‑ft
at 1500 rpm
Audi A3 Sportback g-tron
148 lb‑ft
184 lb‑ft
BMW 120i
Performance
Audi A3 Sportback g-tron
BMW 120i
122 mph
Maximum Speed
140 mph
10.8 sec
Acceleration 0 to 62 mph
7.4 sec
62 mph
62
mph
mph
492 ft
0.000 sec
Audi A3 Sportback g-tron
62 mph
62
mph
mph
338 ft
0.000 sec
BMW 120i
▶ REPLAY
27.25 lb/hp
Weight-to-Power Ratio
17.38 lb/hp
Audi A3 Sportback g-tron
27.25 lb/hp
17.38 lb/hp
BMW 120i
Fuel Economy / Emissions
Audi A3 Sportback g-tron
BMW 120i
Fuel Economy
12.4 lb✽
( 7 MPGe ⓘ Miles per gallon gasoline equivalent (MPGe) is a measure of the average distance traveled per unit of energy consumed. MPGe, specified in miles per U.S. gallon, is used to compare the energy consumption of vehicles that use different energy sources.)
combined ✽ per 100 miles
41 mpg
Audi A3 Sportback g-tron
7 MPGe
41 mpg
BMW 120i
16 lb
city
32 mpg
No data
highway
No data
31 lb
Fuel Tank Capacity
13.7 gal
249 mi
Range
567 mi
Audi A3 Sportback g-tron
249 mi
567 mi
BMW 120i
Environmental Impact
25.6 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).
108 kWh
Audi A3 Sportback g-tron
25.6 kWh
108 kWh
BMW 120i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
153 g/mi (NEFZ)
CO2 Emissions
212 g/mi (NEFZ)
Practical Convenience
Audi A3 Sportback g-tron
BMW 120i
5
Doors
5
5
No. of Seats
5
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


















