Car comparison

BMW Z4 (E89) 35isvsAUDI TT RS Roadster (8J) · Facelift 2010 2.5 TFSI

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

New comparison

BMW Z4 (E89)

35is

340 hp2979 ccGasolineRWDAutomaticTurbochargedRoadster2010-2013
VS

AUDI TT RS Roadster (8J) · Facelift 2010

2.5 TFSI

340 hp2480 ccGasolineAWDAutomaticTurbochargedRoadster2010-2014

Comparison overview

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

Best choices

AUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI

  • Quickest 0-100 km/h
    4.4 s
  • Lightest
    1,535 kg
    3,384 lb
  • Best power-to-weight
    221 hp/t
    165 kW/t
    4.5 kg/hp
  • Lowest combined fuel consumption
    8.6 L/100 km
    27.4 mpg US
    32.8 mpg UK
  • Lowest city consumption
    12.4 L/100 km
    19.0 mpg US
    22.8 mpg UK
  • Lowest highway consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest CO2 emissions
    199 g/km
  • Best estimated range
    698 km
    434 mi
  • Best performance score
    72/100
  • Best economy score
    84/100

BMW Z4 (E89) 35is

  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Best overall score
    59/100
  • Best practicality score
    32/100

Specification comparison

Specification comparison
ModelBMWZ4 (E89)35isAUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Power
340hp254kW
340hp254kW
Torque
450Nm332lb-ft
450Nm332lb-ft
Curb weight
1,600kg3,527lb
1,535kg3,384lb
Gross weight
1,855kg4,090lb
1,855kg4,090lb
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
63.8s99% target: 267 km/h / 166 mph
Calculated
57.5s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.8s
4.4s
0-200 km/h
16.0s
Calculated
15.0s
Calculated
0-60 mph
4.6s
Calculated
4.2s
Calculated
Fuel consumption
9L/100 km26.1mpg US31.4mpg UK
8.6L/100 km27.4mpg US32.8mpg UK
Fuel consumption city
12.6L/100 km18.7mpg US22.4mpg UK
12.4L/100 km19mpg US22.8mpg UK
Fuel consumption highway
6.9L/100 km34.1mpg US40.9mpg UK
6.4L/100 km36.8mpg US44.1mpg UK
Quarter mile
12.9s
Calculated
12.5s
Calculated
Power-to-weight
213hp/t158kW/t96hp/1000 lb
Calculated
221hp/t165kW/t100hp/1000 lb
Calculated
Torque-to-weight
281Nm/t188lb-ft/ton
Calculated
293Nm/t196lb-ft/ton
Calculated
Estimated range
611km380mi
Calculated
698km434mi
Calculated
Displacement
2,979cc182cu in
2,480cc151cu in
Length
4,244mm167in
4,198mm165in
Width
1,790mm70in
1,842mm73in
Height
1,284mm51in
1,348mm53in
Wheelbase
2,496mm98in
2,468mm97in
Front track
1,511mm59in
1,555mm61in
Rear track
1,537mm61in
1,546mm61in
Trunk volume-
250L
Doors
2
2
Seats
2
2
Fuel tank
55L
60L
CO2 emissions
210g/km
199g/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 (E89) 35isAUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSIPowerTorque
  • BMW Z4 (E89) 35is: Power / Torque
  • AUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWZ4 (E89)35is5,900 rpm1,500-4,500 rpm6,150 rpm
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI5,400-6,500 rpm1,600-5,300 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWZ4 (E89)35isAUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.2 s
0-100 km/h
0-62 mph
4.8 s
4.4 s
0-200 km/h
0-124 mph
16.0 s
15.0 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
2.1 s
330 ft
101 m
5.6 s
5.4 s
1/8 mile
201 m
8.4 s
8.2 s
1000 ft
305 m
10.9 s
10.5 s
1/4 mile
402 m
12.9 s
12.5 s
Trap speed
1/4 mile
402 m
181 km/h
113 mph
185 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
340 hp
254 kW
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
340 hp
254 kW

Torque comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
450 Nm
332 lb-ft
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
1,600 kg
3,527 lb
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
1,535 kg
3,384 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 (E89)35is
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is4.8 s
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI4.4 s

The biggest 0-100 km/h difference is between AUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI and BMW Z4 (E89) 35is: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
213 hp/t
158 kW/t
4.7 kg/hp
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
221 hp/t
165 kW/t
4.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWZ4 (E89)35is
611 km
380 mi
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
698 km
434 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWZ4 (E89)35is
340 hp
254 kW
4.8 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
340 hp
254 kW
4.4 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 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 (E89)35is
Power
340 hp
254 kW
0-100 km/h4.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
4,244 mm
167.1 in
Height
1,284 mm
50.6 in
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Power
340 hp
254 kW
0-100 km/h4.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,198 mm
165.3 in
Height
1,348 mm
53.1 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
BMWZ4 (E89)35is
Power
340 hp
254 kW
0-100 km/h4.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Power
340 hp
254 kW
0-100 km/h4.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

AUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI 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
BMWZ4 (E89)35is
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
4.8 s
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
4.4 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
BMWZ4 (E89)35is
213 hp/t
158 kW/t
4.7 kg/hp
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
AUDITT RS Roadster (8J)Facelift 20102.5 TFSI
221 hp/t
165 kW/t
4.5 kg/hp
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 (E89)35isAUDITT RS Roadster (8J)Facelift 20102.5 TFSI
Power
340 hp
254 kW
340 hp
254 kW
Torque
450 Nm
332 lb-ft
450 Nm
332 lb-ft
Acceleration
4.8 s
4.4 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,600 kg
3,527 lb
1,535 kg
3,384 lb
Fuel consumption
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk-
Length
4,244 mm
167.1 in
Height
1,284 mm
50.6 in
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,198 mm
165.3 in
Height
1,348 mm
53.1 in
Range score
611 km
380 mi
698 km
434 mi
CO2 score
210 g/km
199 g/km
Trunk score
-
250 L
8.8 cu ft
Power-to-weight score
213 hp/t
158 kW/t
4.7 kg/hp
221 hp/t
165 kW/t
4.5 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 Z4 (E89) 35isAUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI
Consumption9 L/100 km26.1 mpg US31.4 mpg UK8.6 L/100 km27.4 mpg US32.8 mpg UK
Cost / 100 km15.75 LC100 km15.05 LC100 km
Cost / 100 mi25.35 LC100 mi24.22 LC100 mi
Annual fuel used1,350 L357 US gal297 UK gal1,290 L341 US gal284 UK gal
Annual fuel cost2,363 LC/year2,258 LC/year

Head-to-head comparisons

BMW Z4 (E89) 35is

  • Has 5 km/h (3 mph) higher top speed

Pros

  • Highest top speed
  • Most powerful
  • Highest torque

Cons

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

AUDI TT RS Roadster (8J) Facelift 2010 2.5 TFSI

  • Is 65 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Uses 0.4 L/100 km less fuel
  • Has 9 hp/t better power-to-weight
  • Has 87 km (54 mi) more estimated range
  • Emits 11 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 (E89) 35is
AUDI TT RS Roadster (8J) 2.5 TFSI
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2 vehicles selected

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BMW Z4 (E89) 35is vs AUDI TT RS Roadster (8J) · Facelift 2010 2.5 TFSI - car comparison - FastVsFaster