AUDI S4 (B9)
Car comparison
AUDI S4 (B9) 3.0 TFSI V6vsInfiniti Q50 S 3.5 V6
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonInfiniti Q50
S 3.5 V6
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Infiniti Q50 S 3.5 V6
- Most powerful364 hp271 kW
- Lowest combined fuel consumption6.2 L/100 km37.9 mpg US45.6 mpg UK
- Lowest city consumption8.2 L/100 km28.7 mpg US34.4 mpg UK
- Lowest highway consumption5.1 L/100 km46.1 mpg US55.4 mpg UK
- Lowest CO2 emissions144 g/km
- Largest trunk510 L
- Best economy score90/100
- Best practicality score75/100
AUDI S4 (B9) 3.0 TFSI V6
- Quickest 0-100 km/h4.7 s
- Fastest top speed265 km/h165 mph Unrestricted250 km/h155 mph Restricted
- Highest torque500 Nm369 lb-ft
- Lightest1,630 kg3,594 lb
- Best power-to-weight217 hp/t162 kW/t4.6 kg/hp
- Best overall score73/100
- Best performance score73/100
Specification comparison
| Model | AUDIS4 (B9)3.0 TFSI V6 | InfinitiQ50S 3.5 V6 |
|---|---|---|
| Power | 354hp264kW | 364hp271kW |
| Torque | 500Nm369lb-ft | 350Nm258lb-ft |
| Curb weight | 1,630kg3,594lb | 1,775kg3,913lb |
| Gross weight | 2,200kg4,850lb | - |
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated |
| To 99% top speed | 45.1s99% target: 262 km/h / 163 mph Calculated | 49.5s99% target: 262 km/h / 163 mph Calculated |
| 0-100 km/h | 4.7s | 5.1s |
| 0-200 km/h | 13.9s Calculated | 15.1s Calculated |
| 0-60 mph | 4.5s Calculated | 4.9s Calculated |
| Fuel consumption | 7.5L/100 km31.4mpg US37.7mpg UK | 6.2L/100 km37.9mpg US45.6mpg UK |
| Fuel consumption city | 9.9L/100 km23.8mpg US28.5mpg UK | 8.2L/100 km28.7mpg US34.4mpg UK |
| Fuel consumption highway | 6.1L/100 km38.6mpg US46.3mpg UK | 5.1L/100 km46.1mpg US55.4mpg UK |
| Quarter mile | 12.6s Calculated | 13.0s Calculated |
| Power-to-weight | 217hp/t162kW/t99hp/1000 lb Calculated | 205hp/t153kW/t93hp/1000 lb Calculated |
| Torque-to-weight | 307Nm/t205lb-ft/ton Calculated | 197Nm/t132lb-ft/ton Calculated |
| Estimated range | 773km481mi Calculated | - |
| Displacement | 2,995cc183cu in | 3,498cc213cu in |
| Length | 4,745mm187in | 4,783mm188in |
| Width | 1,842mm73in | 1,824mm72in |
| Height | 1,407mm55in | 1,443mm57in |
| Wheelbase | 2,825mm111in | 2,850mm112in |
| Front track | 1,565mm62in | 1,519mm60in |
| Rear track | 1,546mm61in | 1,529mm60in |
| Trunk volume | 480L | 510L |
| Max trunk volume | 965L | - |
| Doors | 4 | 4 |
| Seats | 5 | 5 |
| Fuel tank | 58L | - |
| CO2 emissions | 170g/km | 144g/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 S4 (B9) 3.0 TFSI V6: Power / Torque
- Infiniti Q50 S 3.5 V6: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 5,400-6,400 rpm | 1,370-4,500 rpm | 6,650 rpm |
| InfinitiQ50S 3.5 V6 | 6,500 rpm | 5,200 rpm | 6,750 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | AUDIS4 (B9)3.0 TFSI V6 | InfinitiQ50S 3.5 V6 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 4.5 s | 4.9 s |
0-100 km/h 0-62 mph | 4.7 s | 5.1 s |
0-200 km/h 0-124 mph | 13.9 s | 15.1 s |
| Top speed | Unrestricted 265 km/h165 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 | 2.3 s | 2.4 s |
330 ft 101 m | 5.7 s | 5.9 s |
1/8 mile 201 m | 8.4 s | 8.7 s |
1000 ft 305 m | 10.7 s | 11.1 s |
1/4 mile 402 m | 12.6 s | 13.0 s |
Trap speed 1/4 mile 402 m | 191 km/h 119 mph | 186 km/h 116 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 354 hp 264 kW |
| InfinitiQ50S 3.5 V6 | 364 hp 271 kW |
Infiniti Q50 S 3.5 V6 has 10 hp more than AUDI S4 (B9) 3.0 TFSI V6.
The biggest power difference is between AUDI S4 (B9) 3.0 TFSI V6 and Infiniti Q50 S 3.5 V6: 10 hp (7 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 500 Nm 369 lb-ft |
| InfinitiQ50S 3.5 V6 | 350 Nm 258 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 1,630 kg 3,594 lb |
| InfinitiQ50S 3.5 V6 | 1,775 kg 3,913 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| InfinitiQ50S 3.5 V6 | 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
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 4.7 s |
| InfinitiQ50S 3.5 V6 | 5.1 s |
Although Infiniti Q50 S 3.5 V6 has more power, AUDI S4 (B9) 3.0 TFSI V6 is quicker from 0-100 km/h.
The biggest 0-100 km/h difference is between AUDI S4 (B9) 3.0 TFSI V6 and Infiniti Q50 S 3.5 V6: 0.4 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 7.5 L/100 km 31.4 mpg US 37.7 mpg UK |
| InfinitiQ50S 3.5 V6 | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK |
The biggest fuel consumption difference is between Infiniti Q50 S 3.5 V6 and AUDI S4 (B9) 3.0 TFSI V6: 1.3 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 217 hp/t 162 kW/t 4.6 kg/hp |
| InfinitiQ50S 3.5 V6 | 205 hp/t 153 kW/t 4.9 kg/hp |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 354 hp 264 kW | 4.7 s | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| InfinitiQ50S 3.5 V6 | 364 hp 271 kW | 5.1 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.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 |
|
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| InfinitiQ50S 3.5 V6 |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 |
| 7.5 L/100 km 31.4 mpg US 37.7 mpg UK | ||||||
| InfinitiQ50S 3.5 V6 |
| 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | ||||||
AUDI S4 (B9) 3.0 TFSI V6 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.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 7.5 L/100 km 31.4 mpg US 37.7 mpg UK | 4.7 s |
| InfinitiQ50S 3.5 V6 | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | 5.1 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| AUDIS4 (B9)3.0 TFSI V6 | 217 hp/t 162 kW/t 4.6 kg/hp | 7.5 L/100 km 31.4 mpg US 37.7 mpg UK |
| InfinitiQ50S 3.5 V6 | 205 hp/t 153 kW/t 4.9 kg/hp | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK |
Detailed score breakdown
| Vehicle | AUDIS4 (B9)3.0 TFSI V6 | InfinitiQ50S 3.5 V6 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 354 hp 264 kW | 364 hp 271 kW | ||||||||||||||||
| Torque | 500 Nm 369 lb-ft | 350 Nm 258 lb-ft | ||||||||||||||||
| Acceleration | 4.7 s | 5.1 s | ||||||||||||||||
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph | ||||||||||||||||
| Lightness | 1,630 kg 3,594 lb | 1,775 kg 3,913 lb | ||||||||||||||||
| Fuel consumption | 7.5 L/100 km 31.4 mpg US 37.7 mpg UK | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 773 km 481 mi | - | ||||||||||||||||
| CO2 score | 170 g/km | 144 g/km | ||||||||||||||||
| Trunk score | 480 L 17.0 cu ft | 510 L 18.0 cu ft | ||||||||||||||||
| Power-to-weight score | 217 hp/t 162 kW/t 4.6 kg/hp | 205 hp/t 153 kW/t 4.9 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
| Vehicle | AUDI S4 (B9) 3.0 TFSI V6 | Infiniti Q50 S 3.5 V6 |
|---|---|---|
| Consumption | 7.5 L/100 km31.4 mpg US37.7 mpg UK | 6.2 L/100 km37.9 mpg US45.6 mpg UK |
| Cost / 100 km | 13.13 LC100 km | 10.85 LC100 km |
| Cost / 100 mi | 21.12 LC100 mi | 17.46 LC100 mi |
| Annual fuel used | 1,125 L297 US gal247 UK gal | 930 L246 US gal205 UK gal |
| Annual fuel cost | 1,969 LC/year | 1,628 LC/year |
Head-to-head comparisons
AUDI S4 (B9) 3.0 TFSI V6
- Has 150 Nm more
- Is 145 kg lighter
- Is 0.4 s quicker from 0-100 km/h
- Has 12 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Highest torque
- Lightest
- Best power-to-weight ratio
Cons
- Lowest power
- Highest combined fuel consumption
- Smallest trunk
- Highest CO2 emissions
Infiniti Q50 S 3.5 V6
- Has 10 hp more
- Uses 1.3 L/100 km less fuel
- Has 30 L more trunk volume
- Emits 26 g/km less CO2
Pros
- Most powerful
- Lowest combined fuel consumption
- Largest trunk
Cons
- Slowest 0-100 km/h
- Heaviest
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