Car comparison

BMW 3 Series Sedan (G20) 320ivsBMW X3 (G01) 20d

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 X3 (G01)

20d

190 hp1995 ccDieselAWDAutomaticTurbocharged2020-2021

Comparison overview

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

Best choices

BMW X3 (G01) 20d

  • Most powerful
    190 hp
    142 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lowest combined fuel consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest city consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Lowest highway consumption
    4.8 L/100 km
    49.0 mpg US
    58.9 mpg UK
  • Best estimated range
    1,333 km
    828 mi
  • Largest trunk
    550 L
  • Best economy score
    93/100

BMW 3 Series Sedan (G20) 320i

  • Quickest 0-100 km/h
    7.6 s
  • Fastest top speed
    230 km/h
    143 mph
  • Lightest
    1,540 kg
    3,395 lb
  • Best power-to-weight
    119 hp/t
    89 kW/t
    8.4 kg/hp
  • Best overall score
    59/100
  • Best performance score
    50/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelBMW3 Series Sedan (G20)320iBMWX3 (G01)20d
Power
184hp137kW
190hp142kW
Torque
300Nm221lb-ft
400Nm295lb-ft
Curb weight
1,540kg3,395lb
1,835kg4,045lb
Gross weight
2,130kg4,696lb
2,500kg5,512lb
Top speed
230 km/h
143 mph
213 km/h
132 mph
To 99% top speed
66.3s99% target: 228 km/h / 141 mph
Calculated
96.1s99% target: 211 km/h / 131 mph
Calculated
0-100 km/h
7.6s
7.9s
0-200 km/h
28.5s
Calculated
51.3s
Calculated
0-60 mph
7.2s
Calculated
7.4s
Calculated
Fuel consumption
6.3L/100 km37.3mpg US44.8mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Fuel consumption city
7.3L/100 km32.2mpg US38.7mpg UK
5.5L/100 km42.8mpg US51.4mpg UK
Fuel consumption highway
5.6L/100 km42mpg US50.4mpg UK
4.8L/100 km49mpg US58.9mpg UK
Quarter mile
15.4s
Calculated
15.7s
Calculated
Power-to-weight
119hp/t89kW/t54hp/1000 lb
Calculated
104hp/t77kW/t47hp/1000 lb
Calculated
Torque-to-weight
195Nm/t130lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range
937km582mi
Calculated
1,333km828mi
Calculated
Displacement
1,998cc122cu in
1,995cc122cu in
Length
4,709mm185in
4,708mm185in
Width
1,827mm72in
1,891mm74in
Height
1,445mm57in
1,676mm66in
Wheelbase
2,851mm112in
2,864mm113in
Front track-
1,620mm64in
Rear track-
1,636mm64in
Ground clearance-
204mm8in
Trunk volume-
550L
Max trunk volume
480L
1,600L
Doors
4
5
Seats
5
5
Fuel tank
59L
68L
CO2 emissions
143g/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 X3 (G01) 20dPowerTorque
  • BMW 3 Series Sedan (G20) 320i: Power / Torque
  • BMW X3 (G01) 20d: 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
BMWX3 (G01)20d4,000 rpm1,750-2,500 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW3 Series Sedan (G20)320iBMWX3 (G01)20d
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
7.4 s
0-100 km/h
0-62 mph
7.6 s
7.9 s
0-200 km/h
0-124 mph
28.5 s
51.3 s
Top speed
230 km/h
143 mph
213 km/h
132 mph
Drag race simulation
60 ft
18 m
2.8 s
2.4 s
330 ft
101 m
7.0 s
6.6 s
1/8 mile
201 m
10.3 s
10.1 s
1000 ft
305 m
13.1 s
13.2 s
1/4 mile
402 m
15.4 s
15.7 s
Trap speed
1/4 mile
402 m
156 km/h
97 mph
142 km/h
88 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
BMWX3 (G01)20d
190 hp
142 kW

BMW X3 (G01) 20d has 6 hp more than BMW 3 Series Sedan (G20) 320i.

The biggest power difference is between BMW 3 Series Sedan (G20) 320i and BMW X3 (G01) 20d: 6 hp (4 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
BMWX3 (G01)20d
400 Nm
295 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
BMWX3 (G01)20d
1,835 kg
4,045 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
BMWX3 (G01)20d
213 km/h
132 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
BMWX3 (G01)20d7.9 s

Although BMW X3 (G01) 20d has more power, BMW 3 Series Sedan (G20) 320i is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW 3 Series Sedan (G20) 320i and BMW X3 (G01) 20d: 0.3 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
BMWX3 (G01)20d
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

The biggest fuel consumption difference is between BMW X3 (G01) 20d and BMW 3 Series Sedan (G20) 320i: 1.2 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
BMWX3 (G01)20d
104 hp/t
77 kW/t
9.7 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
BMWX3 (G01)20d
1,333 km
828 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
BMWX3 (G01)20d
190 hp
142 kW
7.9 s
213 km/h
132 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
BMWX3 (G01)20d
Power
190 hp
142 kW
0-100 km/h7.9 s
Top speed
213 km/h
132 mph
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,708 mm
185.4 in
Height
1,676 mm
66.0 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
BMWX3 (G01)20d
Power
190 hp
142 kW
0-100 km/h7.9 s
Top speed
213 km/h
132 mph
5.1 L/100 km
46.1 mpg US
55.4 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
BMWX3 (G01)20d
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
7.9 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
BMWX3 (G01)20d
104 hp/t
77 kW/t
9.7 kg/hp
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW3 Series Sedan (G20)320iBMWX3 (G01)20d
Power
184 hp
137 kW
190 hp
142 kW
Torque
300 Nm
221 lb-ft
400 Nm
295 lb-ft
Acceleration
7.6 s
7.9 s
Top speed
230 km/h
143 mph
213 km/h
132 mph
Lightness
1,540 kg
3,395 lb
1,835 kg
4,045 lb
Fuel consumption
6.3 L/100 km
37.3 mpg US
44.8 mpg UK
5.1 L/100 km
46.1 mpg US
55.4 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
550 L
19.4 cu ft
Length
4,708 mm
185.4 in
Height
1,676 mm
66.0 in
Range score
937 km
582 mi
1,333 km
828 mi
CO2 score
143 g/km
-
Trunk score
480 L
17.0 cu ft
550 L
19.4 cu ft
Power-to-weight score
119 hp/t
89 kW/t
8.4 kg/hp
104 hp/t
77 kW/t
9.7 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 X3 (G01) 20d
Consumption6.3 L/100 km37.3 mpg US44.8 mpg UK5.1 L/100 km46.1 mpg US55.4 mpg UK
Cost / 100 km11.03 LC100 km8.92 LC100 km
Cost / 100 mi17.74 LC100 mi14.36 LC100 mi
Annual fuel used945 L250 US gal208 UK gal765 L202 US gal168 UK gal
Annual fuel cost1,654 LC/year1,339 LC/year

Head-to-head comparisons

BMW 3 Series Sedan (G20) 320i

  • Is 295 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 17 km/h (11 mph) higher top speed
  • Has 16 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

BMW X3 (G01) 20d

  • Has 6 hp more
  • Has 100 Nm more
  • Uses 1.2 L/100 km less fuel
  • Has 397 km (247 mi) more estimated range
  • Has 70 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 3 Series Sedan (G20) 320i
BMW X3 (G01) 20d
Compare selected cars
2 vehicles selected

Popular comparisons

320i
320i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (G20 LCI)Facelift 2022320i
20d
20d
VS
BMWX3 (G01)20dvsBMWX3 (G01 LCI)Facelift 202120d
320i
320i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Touring (G21)320i
20d
20
VS
BMWX3 (G01)20dvsBMWX3 (G45)20
320i
328i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E36)328i
20d
20d
VS
BMWX3 (G01)20dvsBMWX3 (F25 LCI)Facelift 201420d
320i
320d
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Gran Turismo (F34)320d
20d
3.0d
VS
BMWX3 (G01)20dvsBMWX3 (E83)3.0d
320i
330i
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E46)Facelift 2001330i
20d
28i
VS
BMWX3 (G01)20dvsBMWX3 (F25)28i
320i
330xi
VS
BMW3 Series Sedan (G20)320ivsBMW3 Series Sedan (E46)330xi
20d
30i
VS
BMWX3 (G01)20dvsBMWX3 (E83)Facelift 200630i
BMW 3 Series Sedan (G20) 320i vs BMW X3 (G01) 20d - car comparison - FastVsFaster