Car comparison

AUDI TTS Roadster (8S) · Facelift 2018 2.0 TFSIvsBMW Z4 (G29 LCI) · Facelift 2022 30i

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

New comparison

AUDI TTS Roadster (8S) · Facelift 2018

2.0 TFSI

320 hp1984 ccGasolineAWDAutomaticTurbochargedRoadster2020-2023
VS

BMW Z4 (G29 LCI) · Facelift 2022

30i

258 hp1998 ccGasolineRWDAutomaticTurbochargedRoadster2022-2026

Comparison overview

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

Best choices

AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    320 hp
    239 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Best power-to-weight
    212 hp/t
    158 kW/t
    4.7 kg/hp
  • Best overall score
    59/100
  • Best performance score
    68/100
  • Best practicality score
    41/100

BMW Z4 (G29 LCI) Facelift 2022 30i

  • Lightest
    1,470 kg
    3,241 lb
  • Lowest combined fuel consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Best estimated range
    703 km
    437 mi
  • Largest trunk
    281 L
  • Best economy score
    87/100

Specification comparison

Specification comparison
ModelAUDITTS Roadster (8S)Facelift 20182.0 TFSIBMWZ4 (G29 LCI)Facelift 202230i
Power
320hp239kW
258hp192kW
Torque
400Nm295lb-ft
400Nm295lb-ft
Curb weight
1,510kg3,329lb
1,470kg3,241lb
Gross weight
1,805kg3,979lb
1,760kg3,880lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
62.2s99% target: 257 km/h / 160 mph
Calculated
70.7s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
5.4s
0-200 km/h
16.9s
Calculated
19.1s
Calculated
0-60 mph
4.6s
Calculated
5.1s
Calculated
Fuel consumption
8.6L/100 km27.4mpg US32.8mpg UK
7.4L/100 km31.8mpg US38.2mpg UK
Quarter mile
12.9s
Calculated
13.5s
Calculated
Power-to-weight
212hp/t158kW/t96hp/1000 lb
Calculated
176hp/t131kW/t80hp/1000 lb
Calculated
Torque-to-weight
265Nm/t177lb-ft/ton
Calculated
272Nm/t182lb-ft/ton
Calculated
Estimated range
640km397mi
Calculated
703km437mi
Calculated
Displacement
1,984cc121cu in
1,998cc122cu in
Length
4,199mm165in
4,324mm170in
Width
1,832mm72in
1,864mm73in
Height
1,341mm53in
1,304mm51in
Wheelbase
2,505mm99in
2,470mm97in
Front track
1,568mm62in
1,618mm64in
Rear track
1,547mm61in
1,613mm64in
Ground clearance-
117mm5in
Trunk volume
280L
281L
Doors
2
2
Seats
4
2
Fuel tank
55L
52L

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.

AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSIBMW Z4 (G29 LCI) Facelift 2022 30iPowerTorque
  • AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI: Power / Torque
  • BMW Z4 (G29 LCI) Facelift 2022 30i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDITTS Roadster (8S)Facelift 20182.0 TFSI5,600-6,500 rpm2,000-5,600 rpm6,750 rpm
BMWZ4 (G29 LCI)Facelift 202230i5,000-6,500 rpm1,550-4,400 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDITTS Roadster (8S)Facelift 20182.0 TFSIBMWZ4 (G29 LCI)Facelift 202230i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.1 s
0-100 km/h
0-62 mph
4.8 s
5.4 s
0-200 km/h
0-124 mph
16.9 s
19.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.3 s
330 ft
101 m
5.6 s
5.9 s
1/8 mile
201 m
8.5 s
8.9 s
1000 ft
305 m
10.9 s
11.4 s
1/4 mile
402 m
12.9 s
13.5 s
Trap speed
1/4 mile
402 m
178 km/h
111 mph
172 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
320 hp
239 kW
BMWZ4 (G29 LCI)Facelift 202230i
258 hp
192 kW

AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI has 62 hp more than BMW Z4 (G29 LCI) Facelift 2022 30i.

The biggest power difference is between BMW Z4 (G29 LCI) Facelift 2022 30i and AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI: 62 hp (46 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
400 Nm
295 lb-ft
BMWZ4 (G29 LCI)Facelift 202230i
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
1,510 kg
3,329 lb
BMWZ4 (G29 LCI)Facelift 202230i
1,470 kg
3,241 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWZ4 (G29 LCI)Facelift 202230i
Unrestricted
260 km/h162 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI4.8 s
BMWZ4 (G29 LCI)Facelift 202230i5.4 s

The biggest 0-100 km/h difference is between AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI and BMW Z4 (G29 LCI) Facelift 2022 30i: 0.6 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWZ4 (G29 LCI)Facelift 202230i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

The biggest fuel consumption difference is between BMW Z4 (G29 LCI) Facelift 2022 30i and AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI: 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
212 hp/t
158 kW/t
4.7 kg/hp
BMWZ4 (G29 LCI)Facelift 202230i
176 hp/t
131 kW/t
5.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
640 km
397 mi
BMWZ4 (G29 LCI)Facelift 202230i
703 km
437 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
320 hp
239 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWZ4 (G29 LCI)Facelift 202230i
258 hp
192 kW
5.4 s
Unrestricted
260 km/h162 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
Power
320 hp
239 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,199 mm
165.3 in
Height
1,341 mm
52.8 in
BMWZ4 (G29 LCI)Facelift 202230i
Power
258 hp
192 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
281 L
9.9 cu ft
Length
4,324 mm
170.2 in
Height
1,304 mm
51.3 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
Power
320 hp
239 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWZ4 (G29 LCI)Facelift 202230i
Power
258 hp
192 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

AUDI TTS Roadster (8S) Facelift 2018 2.0 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
4.8 s
BMWZ4 (G29 LCI)Facelift 202230i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
5.4 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
AUDITTS Roadster (8S)Facelift 20182.0 TFSI
212 hp/t
158 kW/t
4.7 kg/hp
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWZ4 (G29 LCI)Facelift 202230i
176 hp/t
131 kW/t
5.7 kg/hp
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDITTS Roadster (8S)Facelift 20182.0 TFSIBMWZ4 (G29 LCI)Facelift 202230i
Power
320 hp
239 kW
258 hp
192 kW
Torque
400 Nm
295 lb-ft
400 Nm
295 lb-ft
Acceleration
4.8 s
5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,510 kg
3,329 lb
1,470 kg
3,241 lb
Fuel consumption
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,199 mm
165.3 in
Height
1,341 mm
52.8 in
Doors/seats
2 doors
2 seats
Trunk
281 L
9.9 cu ft
Length
4,324 mm
170.2 in
Height
1,304 mm
51.3 in
Range score
640 km
397 mi
703 km
437 mi
Trunk score
280 L
9.9 cu ft
281 L
9.9 cu ft
Power-to-weight score
212 hp/t
158 kW/t
4.7 kg/hp
176 hp/t
131 kW/t
5.7 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
VehicleAUDI TTS Roadster (8S) Facelift 2018 2.0 TFSIBMW Z4 (G29 LCI) Facelift 2022 30i
Consumption8.6 L/100 km27.4 mpg US32.8 mpg UK7.4 L/100 km31.8 mpg US38.2 mpg UK
Cost / 100 km15.05 LC100 km12.95 LC100 km
Cost / 100 mi24.22 LC100 mi20.84 LC100 mi
Annual fuel used1,290 L341 US gal284 UK gal1,110 L293 US gal244 UK gal
Annual fuel cost2,258 LC/year1,943 LC/year

Head-to-head comparisons

AUDI TTS Roadster (8S) Facelift 2018 2.0 TFSI

  • Has 62 hp more
  • Is 0.6 s quicker from 0-100 km/h
  • Has 36 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

BMW Z4 (G29 LCI) Facelift 2022 30i

  • Is 40 kg lighter
  • Uses 1.2 L/100 km less fuel
  • Has 63 km (39 mi) more estimated range
  • Has 1 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI TTS Roadster (8S) 2.0 TFSI
BMW Z4 (G29 LCI) 30i
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2 vehicles selected

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