Car comparison

BMW Z4 Coupe (E86) 3.0 sivsBMW 1 Series Coupe (E82) 125i

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

New comparison

BMW Z4 Coupe (E86)

3.0 si

265 hp2996 ccGasolineRWDManualNaturally aspiratedCoupe2006-2008
VS

BMW 1 Series Coupe (E82)

125i

218 hp2996 ccGasolineRWDManualNaturally aspiratedCoupe2009-2011

Comparison overview

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

Best choices

BMW Z4 Coupe (E86) 3.0 si

  • Quickest 0-100 km/h
    5.7 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    265 hp
    198 kW
  • Highest torque
    315 Nm
    232 lb-ft
  • Lightest
    1,325 kg
    2,921 lb
  • Best power-to-weight
    200 hp/t
    149 kW/t
    5.0 kg/hp
  • Best overall score
    55/100
  • Best performance score
    63/100

BMW 1 Series Coupe (E82) 125i

  • Lowest city consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest highway consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Largest trunk
    370 L
  • Best economy score
    86/100
  • Best practicality score
    50/100

Specification comparison

Specification comparison
ModelBMWZ4 Coupe (E86)3.0 siBMW1 Series Coupe (E82)125i
Power
265hp198kW
218hp163kW
Torque
315Nm232lb-ft
270Nm199lb-ft
Curb weight
1,325kg2,921lb
1,405kg3,097lb
Gross weight
1,650kg3,638lb
1,845kg4,068lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
245 km/h
152 mph
To 99% top speed
74.0s99% target: 262 km/h / 163 mph
Calculated
80.9s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
5.7s
6.4s
0-200 km/h
19.4s
Calculated
25.2s
Calculated
0-60 mph
5.4s
Calculated
6.1s
Calculated
Fuel consumption-
7.9L/100 km29.8mpg US35.8mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Quarter mile
13.8s
Calculated
14.5s
Calculated
Power-to-weight
200hp/t149kW/t91hp/1000 lb
Calculated
155hp/t116kW/t70hp/1000 lb
Calculated
Torque-to-weight
238Nm/t159lb-ft/ton
Calculated
192Nm/t129lb-ft/ton
Calculated
Estimated range-
671km417mi
Calculated
Displacement
2,996cc183cu in
2,996cc183cu in
Length
4,091mm161in
4,360mm172in
Width
1,781mm70in
1,748mm69in
Height
1,268mm50in
1,423mm56in
Wheelbase
2,495mm98in
2,660mm105in
Front track
1,473mm58in
1,474mm58in
Rear track
1,523mm60in
1,507mm59in
Ground clearance-
147mm6in
Trunk volume
285L
370L
Max trunk volume
340L
-
Doors
2
2
Seats
2
4
Fuel tank
55L
53L
CO2 emissions-
190g/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 Z4 Coupe (E86) 3.0 siBMW 1 Series Coupe (E82) 125iPowerTorque
  • BMW Z4 Coupe (E86) 3.0 si: Power / Torque
  • BMW 1 Series Coupe (E82) 125i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWZ4 Coupe (E86)3.0 si6,600 rpm2,750 rpm6,850 rpm
BMW1 Series Coupe (E82)125i6,100 rpm2,500-4,250 rpm6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWZ4 Coupe (E86)3.0 siBMW1 Series Coupe (E82)125i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.4 s
6.1 s
0-100 km/h
0-62 mph
5.7 s
6.4 s
0-200 km/h
0-124 mph
19.4 s
25.2 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.1 s
6.3 s
1/8 mile
201 m
9.1 s
9.5 s
1000 ft
305 m
11.6 s
12.2 s
1/4 mile
402 m
13.8 s
14.5 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
160 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
265 hp
198 kW
BMW1 Series Coupe (E82)125i
218 hp
163 kW

BMW Z4 Coupe (E86) 3.0 si has 47 hp more than BMW 1 Series Coupe (E82) 125i.

The biggest power difference is between BMW 1 Series Coupe (E82) 125i and BMW Z4 Coupe (E86) 3.0 si: 47 hp (35 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
315 Nm
232 lb-ft
BMW1 Series Coupe (E82)125i
270 Nm
199 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
1,325 kg
2,921 lb
BMW1 Series Coupe (E82)125i
1,405 kg
3,097 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW1 Series Coupe (E82)125i
245 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si5.7 s
BMW1 Series Coupe (E82)125i6.4 s

The biggest 0-100 km/h difference is between BMW Z4 Coupe (E86) 3.0 si and BMW 1 Series Coupe (E82) 125i: 0.7 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWZ4 Coupe (E86)3.0 si
200 hp/t
149 kW/t
5.0 kg/hp
BMW1 Series Coupe (E82)125i
155 hp/t
116 kW/t
6.4 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWZ4 Coupe (E86)3.0 si
265 hp
198 kW
5.7 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW1 Series Coupe (E82)125i
218 hp
163 kW
6.4 s
245 km/h
152 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
BMWZ4 Coupe (E86)3.0 si
Power
265 hp
198 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
285 L
10.1 cu ft
Length
4,091 mm
161.1 in
Height
1,268 mm
49.9 in
BMW1 Series Coupe (E82)125i
Power
218 hp
163 kW
0-100 km/h6.4 s
Top speed
245 km/h
152 mph
Doors/seats
2 doors
4 seats
Trunk
370 L
13.1 cu ft
Length
4,360 mm
171.7 in
Height
1,423 mm
56.0 in

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 Coupe (E86)3.0 siBMW1 Series Coupe (E82)125i
Power
265 hp
198 kW
218 hp
163 kW
Torque
315 Nm
232 lb-ft
270 Nm
199 lb-ft
Acceleration
5.7 s
6.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
245 km/h
152 mph
Lightness
1,325 kg
2,921 lb
1,405 kg
3,097 lb
Fuel consumption
-
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
285 L
10.1 cu ft
Length
4,091 mm
161.1 in
Height
1,268 mm
49.9 in
Doors/seats
2 doors
4 seats
Trunk
370 L
13.1 cu ft
Length
4,360 mm
171.7 in
Height
1,423 mm
56.0 in
Range score
-
671 km
417 mi
CO2 score
-
190 g/km
Trunk score
285 L
10.1 cu ft
370 L
13.1 cu ft
Power-to-weight score
200 hp/t
149 kW/t
5.0 kg/hp
155 hp/t
116 kW/t
6.4 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 1 Series Coupe (E82) 125i
Consumption7.9 L/100 km29.8 mpg US35.8 mpg UK
Cost / 100 km13.83 LC100 km
Cost / 100 mi22.25 LC100 mi
Annual fuel used1,185 L313 US gal261 UK gal
Annual fuel cost2,074 LC/year

Head-to-head comparisons

BMW Z4 Coupe (E86) 3.0 si

  • Has 47 hp more
  • Has 45 Nm more
  • Is 80 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Has 20 km/h (12 mph) higher top speed
  • Has 45 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 Coupe (E86) 3.0 si
BMW 1 Series Coupe (E82) 125i
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BMW Z4 Coupe (E86) 3.0 si vs BMW 1 Series Coupe (E82) 125i - car comparison - FastVsFaster