Car comparison

AUDI A5 Cabriolet (F5) 2.0 TFSIvsAlfa Romeo 4C Spider 1.7

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

New comparison

AUDI A5 Cabriolet (F5)

2.0 TFSI

252 hp1984 ccGasolineFWDAutomaticTurbochargedCabriolet / convertible2017-2018
VS

Alfa Romeo 4C Spider

1.7

240 hp1742 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2015-2019

Comparison overview

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

Best choices

AUDI A5 Cabriolet (F5) 2.0 TFSI

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    252 hp
    188 kW
  • Highest torque
    370 Nm
    273 lb-ft
  • Lowest combined fuel consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest city consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Lowest CO2 emissions
    145 g/km
  • Best estimated range
    844 km
    524 mi
  • Largest trunk
    320 L
  • Best overall score
    55/100
  • Best economy score
    90/100
  • Best practicality score
    46/100

Alfa Romeo 4C Spider 1.7

  • Quickest 0-100 km/h
    4.5 s
  • Lightest
    940 kg
    2,072 lb
  • Best power-to-weight
    255 hp/t
    190 kW/t
    3.9 kg/hp
  • Lowest highway consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Best performance score
    67/100

Specification comparison

Specification comparison
ModelAUDIA5 Cabriolet (F5)2.0 TFSIAlfa Romeo4C Spider1.7
Power
252hp188kW
240hp179kW
Torque
370Nm273lb-ft
350Nm258lb-ft
Curb weight
1,650kg3,638lb
940kg2,072lb
Gross weight
2,150kg4,740lb
-
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
257 km/h
160 mph
To 99% top speed
95.6s99% target: 257 km/h / 160 mph
Calculated
52.1s99% target: 254 km/h / 158 mph
Calculated
0-100 km/h
6.7s
4.5s
0-200 km/h
24.7s
Calculated
15.3s
Calculated
0-60 mph
6.4s
Calculated
4.3s
Calculated
Fuel consumption
6.4L/100 km36.8mpg US44.1mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Fuel consumption city
8L/100 km29.4mpg US35.3mpg UK
10.1L/100 km23.3mpg US28.0mpg UK
Fuel consumption highway
5.5L/100 km42.8mpg US51.4mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
14.7s
Calculated
12.6s
Calculated
Power-to-weight
153hp/t114kW/t69hp/1000 lb
Calculated
255hp/t190kW/t116hp/1000 lb
Calculated
Torque-to-weight
224Nm/t150lb-ft/ton
Calculated
372Nm/t249lb-ft/ton
Calculated
Estimated range
844km524mi
Calculated
580km360mi
Calculated
Displacement
1,984cc121cu in
1,742cc106cu in
Length
4,673mm184in
3,989mm157in
Width
1,846mm73in
1,864mm73in
Height
1,383mm54in
1,183mm47in
Wheelbase
2,765mm109in
2,380mm94in
Front track
1,587mm62in
1,639mm65in
Rear track
1,568mm62in
1,604mm63in
Ground clearance-
113mm4in
Trunk volume
320L
110L
Max trunk volume
380L
-
Doors
2
2
Seats
4
2
Fuel tank
54L
40L
CO2 emissions
145g/km
161g/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.

AUDI A5 Cabriolet (F5) 2.0 TFSIAlfa Romeo 4C Spider 1.7PowerTorque
  • AUDI A5 Cabriolet (F5) 2.0 TFSI: Power / Torque
  • Alfa Romeo 4C Spider 1.7: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA5 Cabriolet (F5)2.0 TFSI5,000-6,000 rpm1,600-4,500 rpm6,250 rpm
Alfa Romeo4C Spider1.76,000 rpm2,200-4,250 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA5 Cabriolet (F5)2.0 TFSIAlfa Romeo4C Spider1.7
Acceleration checkpoints
0-60 mph
0-97 km/h
6.4 s
4.3 s
0-100 km/h
0-62 mph
6.7 s
4.5 s
0-200 km/h
0-124 mph
24.7 s
15.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
257 km/h
160 mph
Drag race simulation
60 ft
18 m
2.4 s
2.1 s
330 ft
101 m
6.4 s
5.5 s
1/8 mile
201 m
9.6 s
8.2 s
1000 ft
305 m
12.4 s
10.6 s
1/4 mile
402 m
14.7 s
12.6 s
Trap speed
1/4 mile
402 m
159 km/h
99 mph
184 km/h
114 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
252 hp
188 kW
Alfa Romeo4C Spider1.7
240 hp
179 kW

AUDI A5 Cabriolet (F5) 2.0 TFSI has 12 hp more than Alfa Romeo 4C Spider 1.7.

The biggest power difference is between Alfa Romeo 4C Spider 1.7 and AUDI A5 Cabriolet (F5) 2.0 TFSI: 12 hp (9 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
370 Nm
273 lb-ft
Alfa Romeo4C Spider1.7
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
1,650 kg
3,638 lb
Alfa Romeo4C Spider1.7
940 kg
2,072 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Alfa Romeo4C Spider1.7
257 km/h
160 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI6.7 s
Alfa Romeo4C Spider1.74.5 s

Although AUDI A5 Cabriolet (F5) 2.0 TFSI has more power, Alfa Romeo 4C Spider 1.7 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo 4C Spider 1.7 and AUDI A5 Cabriolet (F5) 2.0 TFSI: 2.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
Alfa Romeo4C Spider1.7
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

The biggest fuel consumption difference is between AUDI A5 Cabriolet (F5) 2.0 TFSI and Alfa Romeo 4C Spider 1.7: 0.5 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
AUDIA5 Cabriolet (F5)2.0 TFSI
153 hp/t
114 kW/t
6.5 kg/hp
Alfa Romeo4C Spider1.7
255 hp/t
190 kW/t
3.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA5 Cabriolet (F5)2.0 TFSI
844 km
524 mi
Alfa Romeo4C Spider1.7
580 km
360 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA5 Cabriolet (F5)2.0 TFSI
252 hp
188 kW
6.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Alfa Romeo4C Spider1.7
240 hp
179 kW
4.5 s
257 km/h
160 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
AUDIA5 Cabriolet (F5)2.0 TFSI
Power
252 hp
188 kW
0-100 km/h6.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
320 L
11.3 cu ft
Length
4,673 mm
184.0 in
Height
1,383 mm
54.4 in
Alfa Romeo4C Spider1.7
Power
240 hp
179 kW
0-100 km/h4.5 s
Top speed
257 km/h
160 mph
Doors/seats
2 doors
2 seats
Trunk
110 L
3.9 cu ft
Length
3,989 mm
157.0 in
Height
1,183 mm
46.6 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
AUDIA5 Cabriolet (F5)2.0 TFSI
Power
252 hp
188 kW
0-100 km/h6.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
Alfa Romeo4C Spider1.7
Power
240 hp
179 kW
0-100 km/h4.5 s
Top speed
257 km/h
160 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

Alfa Romeo 4C Spider 1.7 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
AUDIA5 Cabriolet (F5)2.0 TFSI
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
6.7 s
Alfa Romeo4C Spider1.7
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
4.5 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
AUDIA5 Cabriolet (F5)2.0 TFSI
153 hp/t
114 kW/t
6.5 kg/hp
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
Alfa Romeo4C Spider1.7
255 hp/t
190 kW/t
3.9 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA5 Cabriolet (F5)2.0 TFSIAlfa Romeo4C Spider1.7
Power
252 hp
188 kW
240 hp
179 kW
Torque
370 Nm
273 lb-ft
350 Nm
258 lb-ft
Acceleration
6.7 s
4.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
257 km/h
160 mph
Lightness
1,650 kg
3,638 lb
940 kg
2,072 lb
Fuel consumption
6.4 L/100 km
36.8 mpg US
44.1 mpg UK
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
320 L
11.3 cu ft
Length
4,673 mm
184.0 in
Height
1,383 mm
54.4 in
Doors/seats
2 doors
2 seats
Trunk
110 L
3.9 cu ft
Length
3,989 mm
157.0 in
Height
1,183 mm
46.6 in
Range score
844 km
524 mi
580 km
360 mi
CO2 score
145 g/km
161 g/km
Trunk score
320 L
11.3 cu ft
110 L
3.9 cu ft
Power-to-weight score
153 hp/t
114 kW/t
6.5 kg/hp
255 hp/t
190 kW/t
3.9 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 A5 Cabriolet (F5) 2.0 TFSIAlfa Romeo 4C Spider 1.7
Consumption6.4 L/100 km36.8 mpg US44.1 mpg UK6.9 L/100 km34.1 mpg US40.9 mpg UK
Cost / 100 km11.20 LC100 km12.08 LC100 km
Cost / 100 mi18.02 LC100 mi19.43 LC100 mi
Annual fuel used960 L254 US gal211 UK gal1,035 L273 US gal228 UK gal
Annual fuel cost1,680 LC/year1,811 LC/year

Head-to-head comparisons

AUDI A5 Cabriolet (F5) 2.0 TFSI

  • Has 12 hp more
  • Has 20 Nm more
  • Has 3 km/h (2 mph) higher top speed
  • Uses 0.5 L/100 km less fuel
  • Has 264 km (164 mi) more estimated range
  • Has 210 L more trunk volume
  • Emits 16 g/km less CO2

Pros

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

Cons

  • Slowest 0-100 km/h
  • Heaviest

Alfa Romeo 4C Spider 1.7

  • Is 710 kg lighter
  • Is 2.2 s quicker from 0-100 km/h
  • Has 103 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A5 Cabriolet (F5) 2.0 TFSI
Alfa Romeo 4C Spider 1.7
Compare selected cars
2 vehicles selected

Popular comparisons

2.0 TFSI
45 TFSI
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Cabriolet (F5)Facelift 201945 TFSI
1.7
1.7
VS
Alfa Romeo4C Spider1.7vsAlfa Romeo4C1.7
2.0 TFSI
2.0 TFSI
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Cabriolet (8F7)Facelift 20112.0 TFSI
1.7
JCW 2.0
VS
Alfa Romeo4C Spider1.7vsMiniConvertible (F57)JCW 2.0
2.0 TFSI
3.2 FSI V6
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Cabriolet (8F7)3.2 FSI V6
1.7
230i
VS
Alfa Romeo4C Spider1.7vsBMW2 Series Convertible (F23)230i
2.0 TFSI
2.0 TFSI
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Sportback (F5)2.0 TFSI
1.7
2.0 TFSI
VS
Alfa Romeo4C Spider1.7vsAUDIA5 Cabriolet (F5)2.0 TFSI
2.0 TFSI
2.0 TFSI
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Coupe (F5)2.0 TFSI
1.7
430i
VS
Alfa Romeo4C Spider1.7vsBMW4 Series Convertible (F33)430i
2.0 TFSI
45 TFSI
VS
AUDIA5 Cabriolet (F5)2.0 TFSIvsAUDIA5 Sportback (F5)Facelift 201945 TFSI
1.7
2.0
VS
Alfa Romeo4C Spider1.7vsPorsche718 Boxster (982)2.0
AUDI A5 Cabriolet (F5) 2.0 TFSI vs Alfa Romeo 4C Spider 1.7 - car comparison - FastVsFaster