Car comparison

BMW 3 Series Sedan (G20) 320ivsBMW X4 (G02) 20i

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 3 Series Sedan (G20)

320i

184 hp1998 ccGasolineAWDAutomaticTurbochargedSedan2019-2022
VS

BMW X4 (G02)

20i

184 hp1998 ccGasolineAWDAutomaticTurbocharged2018-2021

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW 3 Series Sedan (G20) 320i

  • Quickest 0-100 km/h
    7.6 s
  • Fastest top speed
    230 km/h
    143 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    300 Nm
    221 lb-ft
  • Lightest
    1,540 kg
    3,395 lb
  • Best power-to-weight
    119 hp/t
    89 kW/t
    8.4 kg/hp
  • Lowest combined fuel consumption
    6.3 L/100 km
    37.3 mpg US
    44.8 mpg UK
  • Lowest city consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest highway consumption
    5.6 L/100 km
    42.0 mpg US
    50.4 mpg UK
  • Lowest CO2 emissions
    143 g/km
  • Best estimated range
    937 km
    582 mi
  • Best overall score
    59/100
  • Best performance score
    50/100
  • Best economy score
    90/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelBMW3 Series Sedan (G20)320iBMWX4 (G02)20i
Power
184hp137kW
184hp137kW
Torque
300Nm221lb-ft
290Nm214lb-ft
Curb weight
1,540kg3,395lb
1,720kg3,792lb
Gross weight
2,130kg4,696lb
2,400kg5,291lb
Top speed
230 km/h
143 mph
215 km/h
134 mph
To 99% top speed
66.3s99% target: 228 km/h / 141 mph
Calculated
101.8s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
7.6s
8.3s
0-200 km/h
28.5s
Calculated
51.2s
Calculated
0-60 mph
7.2s
Calculated
7.8s
Calculated
Fuel consumption
6.3L/100 km37.3mpg US44.8mpg UK
7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city
7.3L/100 km32.2mpg US38.7mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption highway
5.6L/100 km42mpg US50.4mpg UK
6.5L/100 km36.2mpg US43.5mpg UK
Quarter mile
15.4s
Calculated
16.0s
Calculated
Power-to-weight
119hp/t89kW/t54hp/1000 lb
Calculated
107hp/t80kW/t49hp/1000 lb
Calculated
Torque-to-weight
195Nm/t130lb-ft/ton
Calculated
169Nm/t113lb-ft/ton
Calculated
Estimated range
937km582mi
Calculated
890km553mi
Calculated
Displacement
1,998cc122cu in
1,998cc122cu in
Length
4,709mm185in
4,752mm187in
Width
1,827mm72in
1,918mm76in
Height
1,445mm57in
1,621mm64in
Wheelbase
2,851mm112in
2,864mm113in
Front track-
1,620mm64in
Rear track-
1,666mm66in
Ground clearance-
204mm8in
Trunk volume-
525L
Max trunk volume
480L
1,430L
Doors
4
5
Seats
5
5
Fuel tank
59L
65L
CO2 emissions
143g/km
168g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 3 Series Sedan (G20) 320iBMW X4 (G02) 20iPowerTorque
  • BMW 3 Series Sedan (G20) 320i: Power / Torque
  • BMW X4 (G02) 20i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW3 Series Sedan (G20)320i5,000-6,500 rpm1,350-4,000 rpm6,750 rpm
BMWX4 (G02)20i5,000-6,500 rpm1,350-4,250 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW3 Series Sedan (G20)320iBMWX4 (G02)20i
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
7.8 s
0-100 km/h
0-62 mph
7.6 s
8.3 s
0-200 km/h
0-124 mph
28.5 s
51.2 s
Top speed
230 km/h
143 mph
215 km/h
134 mph
Drag race simulation
60 ft
18 m
2.8 s
2.5 s
330 ft
101 m
7.0 s
6.8 s
1/8 mile
201 m
10.3 s
10.3 s
1000 ft
305 m
13.1 s
13.4 s
1/4 mile
402 m
15.4 s
16.0 s
Trap speed
1/4 mile
402 m
156 km/h
97 mph
140 km/h
87 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
184 hp
137 kW
BMWX4 (G02)20i
184 hp
137 kW

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
300 Nm
221 lb-ft
BMWX4 (G02)20i
290 Nm
214 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
1,540 kg
3,395 lb
BMWX4 (G02)20i
1,720 kg
3,792 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
230 km/h
143 mph
BMWX4 (G02)20i
215 km/h
134 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i7.6 s
BMWX4 (G02)20i8.3 s

The biggest 0-100 km/h difference is between BMW 3 Series Sedan (G20) 320i and BMW X4 (G02) 20i: 0.7 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
BMWX4 (G02)20i
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

The biggest fuel consumption difference is between BMW 3 Series Sedan (G20) 320i and BMW X4 (G02) 20i: 1.0 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
119 hp/t
89 kW/t
8.4 kg/hp
BMWX4 (G02)20i
107 hp/t
80 kW/t
9.3 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
BMW3 Series Sedan (G20)320i
937 km
582 mi
BMWX4 (G02)20i
890 km
553 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW3 Series Sedan (G20)320i
184 hp
137 kW
7.6 s
230 km/h
143 mph
BMWX4 (G02)20i
184 hp
137 kW
8.3 s
215 km/h
134 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMW3 Series Sedan (G20)320i
Power
184 hp
137 kW
0-100 km/h7.6 s
Top speed
230 km/h
143 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,709 mm
185.4 in
Height
1,445 mm
56.9 in
BMWX4 (G02)20i
Power
184 hp
137 kW
0-100 km/h8.3 s
Top speed
215 km/h
134 mph
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BMW3 Series Sedan (G20)320i
Power
184 hp
137 kW
0-100 km/h7.6 s
Top speed
230 km/h
143 mph
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
BMWX4 (G02)20i
Power
184 hp
137 kW
0-100 km/h8.3 s
Top speed
215 km/h
134 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

BMW 3 Series Sedan (G20) 320i is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
BMW3 Series Sedan (G20)320i
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
7.6 s
BMWX4 (G02)20i
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
8.3 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMW3 Series Sedan (G20)320i
119 hp/t
89 kW/t
8.4 kg/hp
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
BMWX4 (G02)20i
107 hp/t
80 kW/t
9.3 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW3 Series Sedan (G20)320iBMWX4 (G02)20i
Power
184 hp
137 kW
184 hp
137 kW
Torque
300 Nm
221 lb-ft
290 Nm
214 lb-ft
Acceleration
7.6 s
8.3 s
Top speed
230 km/h
143 mph
215 km/h
134 mph
Lightness
1,540 kg
3,395 lb
1,720 kg
3,792 lb
Fuel consumption
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,709 mm
185.4 in
Height
1,445 mm
56.9 in
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 in
Range score
937 km
582 mi
890 km
553 mi
CO2 score
143 g/km
168 g/km
Trunk score
480 L
17.0 cu ft
525 L
18.5 cu ft
Power-to-weight score
119 hp/t
89 kW/t
8.4 kg/hp
107 hp/t
80 kW/t
9.3 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW 3 Series Sedan (G20) 320iBMW X4 (G02) 20i
Consumption6.3 L/100 km37.3 mpg US44.8 mpg UK7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km11.03 LC100 km12.78 LC100 km
Cost / 100 mi17.74 LC100 mi20.56 LC100 mi
Annual fuel used945 L250 US gal208 UK gal1,095 L289 US gal241 UK gal
Annual fuel cost1,654 LC/year1,916 LC/year

Head-to-head comparisons

BMW 3 Series Sedan (G20) 320i

  • Has 10 Nm more
  • Is 180 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Uses 1.0 L/100 km less fuel
  • Has 13 hp/t better power-to-weight
  • Has 46 km (29 mi) more estimated range
  • Emits 25 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Smallest trunk

BMW X4 (G02) 20i

  • Has 45 L more trunk volume

Pros

  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 3 Series Sedan (G20) 320i
BMW X4 (G02) 20i
Compare selected cars
2 vehicles selected

Popular comparisons

320i
320i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (G20 LCI)Facelift 2022320i
20i
20i
VS
BMWX4 (G02)20ivsBMWX4 (G02 LCI)Facelift 202120i
320i
320i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Touring (G21)320i
20i
20i
VS
BMWX4 (G02)20ivsBMWX4 (F26)20i
320i
328i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E36)328i
20i
20i
VS
BMWX4 (G02)20ivsBMWX3 (G01)20i
320i
320d
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Gran Turismo (F34)320d
20i
420i
VS
BMWX4 (G02)20ivsBMW4 Series Gran Coupe (F36)Facelift 2017420i
320i
330i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E46)Facelift 2001330i
20i
520d
VS
BMWX4 (G02)20ivsBMW5 Series Touring (G31)520d
320i
330xi
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E46)330xi
20i
620d
VS
BMWX4 (G02)20ivsBMW6 Series Gran Turismo (G32)620d
BMW 3 Series Sedan (G20) 320i vs BMW X4 (G02) 20i - car comparison - FastVsFaster