Car comparison

BMW Z4 (G29 LCI) · Facelift 2022 20ivsAUDI TT Roadster (8J) 2.0 TFSI

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

New comparison

BMW Z4 (G29 LCI) · Facelift 2022

20i

197 hp1998 ccGasolineRWDManualTurbochargedRoadster2022-2026
VS

AUDI TT Roadster (8J)

2.0 TFSI

200 hp1984 ccGasolineFWDManualTurbochargedRoadster2006-2010

Comparison overview

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

Best choices

BMW Z4 (G29 LCI) Facelift 2022 20i

  • Fastest top speed
    241 km/h
    150 mph
  • Highest torque
    320 Nm
    236 lb-ft
  • Lowest combined fuel consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Largest trunk
    281 L
  • Best overall score
    47/100
  • Best performance score
    54/100
  • Best economy score
    87/100
  • Best practicality score
    32/100

AUDI TT Roadster (8J) 2.0 TFSI

  • Quickest 0-100 km/h
    6.7 s
  • Most powerful
    200 hp
    149 kW
  • Lightest
    1,295 kg
    2,855 lb
  • Best power-to-weight
    154 hp/t
    115 kW/t
    6.5 kg/hp
  • Best estimated range
    705 km
    438 mi

Specification comparison

Specification comparison
ModelBMWZ4 (G29 LCI)Facelift 202220iAUDITT Roadster (8J)2.0 TFSI
Power
197hp147kW
200hp149kW
Torque
320Nm236lb-ft
280Nm207lb-ft
Curb weight
1,435kg3,164lb
1,295kg2,855lb
Gross weight
1,725kg3,803lb
1,615kg3,560lb
Top speed
241 km/h
150 mph
237 km/h
147 mph
To 99% top speed
82.9s99% target: 239 km/h / 148 mph
Calculated
78.9s99% target: 235 km/h / 146 mph
Calculated
0-100 km/h
6.8s
6.7s
0-200 km/h
27.3s
Calculated
27.6s
Calculated
0-60 mph
6.4s
Calculated
6.4s
Calculated
Fuel consumption
7.4L/100 km31.8mpg US38.2mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption city-
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption highway-
6.2L/100 km37.9mpg US45.6mpg UK
Quarter mile
14.8s
Calculated
14.7s
Calculated
Power-to-weight
137hp/t102kW/t62hp/1000 lb
Calculated
154hp/t115kW/t70hp/1000 lb
Calculated
Torque-to-weight
223Nm/t149lb-ft/ton
Calculated
216Nm/t145lb-ft/ton
Calculated
Estimated range
703km437mi
Calculated
705km438mi
Calculated
Displacement
1,998cc122cu in
1,984cc121cu in
Length
4,324mm170in
4,178mm164in
Width
1,864mm73in
1,842mm73in
Height
1,304mm51in
1,358mm53in
Wheelbase
2,470mm97in
2,468mm97in
Front track
1,618mm64in
1,572mm62in
Rear track
1,613mm64in
1,558mm61in
Ground clearance
117mm5in
-
Trunk volume
281L
250L
Doors
2
2
Seats
2
2
Fuel tank
52L
55L
CO2 emissions-
186g/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 (G29 LCI) Facelift 2022 20iAUDI TT Roadster (8J) 2.0 TFSIPowerTorque
  • BMW Z4 (G29 LCI) Facelift 2022 20i: Power / Torque
  • AUDI TT Roadster (8J) 2.0 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWZ4 (G29 LCI)Facelift 202220i4,500-6,500 rpm1,450-4,200 rpm6,750 rpm
AUDITT Roadster (8J)2.0 TFSI5,100-6,000 rpm1,800-5,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWZ4 (G29 LCI)Facelift 202220iAUDITT Roadster (8J)2.0 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.4 s
6.4 s
0-100 km/h
0-62 mph
6.8 s
6.7 s
0-200 km/h
0-124 mph
27.3 s
27.6 s
Top speed
241 km/h
150 mph
237 km/h
147 mph
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.5 s
6.4 s
1/8 mile
201 m
9.7 s
9.6 s
1000 ft
305 m
12.5 s
12.4 s
1/4 mile
402 m
14.8 s
14.7 s
Trap speed
1/4 mile
402 m
156 km/h
97 mph
157 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
BMWZ4 (G29 LCI)Facelift 202220i
197 hp
147 kW
AUDITT Roadster (8J)2.0 TFSI
200 hp
149 kW

AUDI TT Roadster (8J) 2.0 TFSI has 3 hp more than BMW Z4 (G29 LCI) Facelift 2022 20i.

The biggest power difference is between BMW Z4 (G29 LCI) Facelift 2022 20i and AUDI TT Roadster (8J) 2.0 TFSI: 3 hp (2 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWZ4 (G29 LCI)Facelift 202220i
320 Nm
236 lb-ft
AUDITT Roadster (8J)2.0 TFSI
280 Nm
207 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWZ4 (G29 LCI)Facelift 202220i
1,435 kg
3,164 lb
AUDITT Roadster (8J)2.0 TFSI
1,295 kg
2,855 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 (G29 LCI)Facelift 202220i
241 km/h
150 mph
AUDITT Roadster (8J)2.0 TFSI
237 km/h
147 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWZ4 (G29 LCI)Facelift 202220i6.8 s
AUDITT Roadster (8J)2.0 TFSI6.7 s

The biggest 0-100 km/h difference is between AUDI TT Roadster (8J) 2.0 TFSI and BMW Z4 (G29 LCI) Facelift 2022 20i: 0.1 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 (G29 LCI)Facelift 202220i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
AUDITT Roadster (8J)2.0 TFSI
7.8 L/100 km
30.2 mpg US
36.2 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 (G29 LCI)Facelift 202220i
137 hp/t
102 kW/t
7.3 kg/hp
AUDITT Roadster (8J)2.0 TFSI
154 hp/t
115 kW/t
6.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWZ4 (G29 LCI)Facelift 202220i
703 km
437 mi
AUDITT Roadster (8J)2.0 TFSI
705 km
438 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWZ4 (G29 LCI)Facelift 202220i
197 hp
147 kW
6.8 s
241 km/h
150 mph
AUDITT Roadster (8J)2.0 TFSI
200 hp
149 kW
6.7 s
237 km/h
147 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 (G29 LCI)Facelift 202220i
Power
197 hp
147 kW
0-100 km/h6.8 s
Top speed
241 km/h
150 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
AUDITT Roadster (8J)2.0 TFSI
Power
200 hp
149 kW
0-100 km/h6.7 s
Top speed
237 km/h
147 mph
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,178 mm
164.5 in
Height
1,358 mm
53.5 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 (G29 LCI)Facelift 202220i
Power
197 hp
147 kW
0-100 km/h6.8 s
Top speed
241 km/h
150 mph
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
AUDITT Roadster (8J)2.0 TFSI
Power
200 hp
149 kW
0-100 km/h6.7 s
Top speed
237 km/h
147 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

BMW Z4 (G29 LCI) Facelift 2022 20i 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 (G29 LCI)Facelift 202220i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
6.8 s
AUDITT Roadster (8J)2.0 TFSI
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
6.7 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 (G29 LCI)Facelift 202220i
137 hp/t
102 kW/t
7.3 kg/hp
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
AUDITT Roadster (8J)2.0 TFSI
154 hp/t
115 kW/t
6.5 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWZ4 (G29 LCI)Facelift 202220iAUDITT Roadster (8J)2.0 TFSI
Power
197 hp
147 kW
200 hp
149 kW
Torque
320 Nm
236 lb-ft
280 Nm
207 lb-ft
Acceleration
6.8 s
6.7 s
Top speed
241 km/h
150 mph
237 km/h
147 mph
Lightness
1,435 kg
3,164 lb
1,295 kg
2,855 lb
Fuel consumption
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
Practicality
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
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,178 mm
164.5 in
Height
1,358 mm
53.5 in
Range score
703 km
437 mi
705 km
438 mi
CO2 score
-
186 g/km
Trunk score
281 L
9.9 cu ft
250 L
8.8 cu ft
Power-to-weight score
137 hp/t
102 kW/t
7.3 kg/hp
154 hp/t
115 kW/t
6.5 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 (G29 LCI) Facelift 2022 20iAUDI TT Roadster (8J) 2.0 TFSI
Consumption7.4 L/100 km31.8 mpg US38.2 mpg UK7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km12.95 LC100 km13.65 LC100 km
Cost / 100 mi20.84 LC100 mi21.97 LC100 mi
Annual fuel used1,110 L293 US gal244 UK gal1,170 L309 US gal257 UK gal
Annual fuel cost1,943 LC/year2,048 LC/year

Head-to-head comparisons

BMW Z4 (G29 LCI) Facelift 2022 20i

  • Has 40 Nm more
  • Has 4 km/h (2 mph) higher top speed
  • Uses 0.4 L/100 km less fuel
  • Has 31 L more trunk volume

Pros

  • Highest top speed
  • Highest torque
  • Lowest combined fuel consumption
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest

AUDI TT Roadster (8J) 2.0 TFSI

  • Has 3 hp more
  • Is 140 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 17 hp/t better power-to-weight
  • Has 2 km (2 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW Z4 (G29 LCI) 20i
AUDI TT Roadster (8J) 2.0 TFSI
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BMW Z4 (G29 LCI) · Facelift 2022 20i vs AUDI TT Roadster (8J) 2.0 TFSI - car comparison - FastVsFaster