AUDI A8 (D4/4H)
Car comparison
AUDI A8 (D4/4H) 4.2 FSI V8vsAUDI A8L (D5) · Facelift 2021 55 TFSI V6
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonAUDI A8L (D5) · Facelift 2021
55 TFSI V6
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
AUDI A8 (D4/4H) 4.2 FSI V8
- Quickest 0-100 km/h5.7 s
- Fastest top speed265 km/h165 mph Unrestricted250 km/h155 mph Restricted
- Most powerful372 hp277 kW
- Lightest1,835 kg4,045 lb
- Best power-to-weight203 hp/t151 kW/t4.9 kg/hp
- Largest trunk510 L
- Best overall score72/100
- Best performance score70/100
- Best practicality score76/100
AUDI A8L (D5) Facelift 2021 55 TFSI V6
- Highest torque500 Nm369 lb-ft
- Lowest combined fuel consumption8.4 L/100 km28.0 mpg US33.6 mpg UK
- Lowest city consumption11.3 L/100 km20.8 mpg US25.0 mpg UK
- Lowest highway consumption6.6 L/100 km35.6 mpg US42.8 mpg UK
- Best estimated range976 km607 mi
- Best economy score84/100
Specification comparison
| Model | AUDIA8 (D4/4H)4.2 FSI V8 | AUDIA8L (D5)Facelift 202155 TFSI V6 |
|---|---|---|
| Power | 372hp277kW | 340hp254kW |
| Torque | 445Nm328lb-ft | 500Nm369lb-ft |
| Curb weight | 1,835kg4,045lb | 1,980kg4,365lb |
| Gross weight | 2,525kg5,567lb | 2,755kg6,074lb |
| 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 | 56.4s99% target: 262 km/h / 163 mph Calculated | 59.9s99% target: 262 km/h / 163 mph Calculated |
| 0-100 km/h | 5.7s | 5.7s |
| 0-200 km/h | 17.1s Calculated | 17.6s Calculated |
| 0-60 mph | 5.5s Calculated | 5.4s Calculated |
| Fuel consumption | 9.5L/100 km24.8mpg US29.7mpg UK | 8.4L/100 km28mpg US33.6mpg UK |
| Fuel consumption city | 13.3L/100 km17.7mpg US21.2mpg UK | 11.3L/100 km20.8mpg US25.0mpg UK |
| Fuel consumption highway | 7.2L/100 km32.7mpg US39.2mpg UK | 6.6L/100 km35.6mpg US42.8mpg UK |
| Quarter mile | 13.6s Calculated | 13.7s Calculated |
| Power-to-weight | 203hp/t151kW/t92hp/1000 lb Calculated | 172hp/t128kW/t78hp/1000 lb Calculated |
| Torque-to-weight | 243Nm/t162lb-ft/ton Calculated | 253Nm/t169lb-ft/ton Calculated |
| Estimated range | 947km589mi Calculated | 976km607mi Calculated |
| Displacement | 4,163cc254cu in | 2,995cc183cu in |
| Length | 5,137mm202in | 5,320mm209in |
| Width | 1,949mm77in | 1,945mm77in |
| Height | 1,460mm57in | 1,488mm59in |
| Wheelbase | 2,992mm118in | 3,128mm123in |
| Front track | 1,644mm65in | 1,645mm65in |
| Rear track | 1,635mm64in | 1,633mm64in |
| Trunk volume | 510L | 505L |
| Max trunk volume | 906L | - |
| Doors | 4 | 4 |
| Seats | 5 | 4 |
| Fuel tank | 90L | 82L |
| CO2 emissions | 219g/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 A8 (D4/4H) 4.2 FSI V8: Power / Torque
- AUDI A8L (D5) Facelift 2021 55 TFSI V6: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 6,800 rpm | 3,500 rpm | 7,050 rpm |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 5,000-6,400 rpm | 1,370-4,500 rpm | 6,650 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | AUDIA8 (D4/4H)4.2 FSI V8 | AUDIA8L (D5)Facelift 202155 TFSI V6 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 5.5 s | 5.4 s |
0-100 km/h 0-62 mph | 5.7 s | 5.7 s |
0-200 km/h 0-124 mph | 17.1 s | 17.6 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 Limited |
| Drag race simulation | ||
60 ft 18 m | 2.5 s | 2.5 s |
330 ft 101 m | 6.2 s | 6.2 s |
1/8 mile 201 m | 9.1 s | 9.1 s |
1000 ft 305 m | 11.6 s | 11.6 s |
1/4 mile 402 m | 13.6 s | 13.7 s |
Trap speed 1/4 mile 402 m | 179 km/h 111 mph | 177 km/h 110 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 372 hp 277 kW |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 340 hp 254 kW |
AUDI A8 (D4/4H) 4.2 FSI V8 has 32 hp more than AUDI A8L (D5) Facelift 2021 55 TFSI V6.
The biggest power difference is between AUDI A8L (D5) Facelift 2021 55 TFSI V6 and AUDI A8 (D4/4H) 4.2 FSI V8: 32 hp (24 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 445 Nm 328 lb-ft |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 500 Nm 369 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 1,835 kg 4,045 lb |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 1,980 kg 4,365 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| AUDIA8L (D5)Facelift 202155 TFSI 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 |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 5.7 s |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 5.7 s |
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 9.5 L/100 km 24.8 mpg US 29.7 mpg UK |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 8.4 L/100 km 28.0 mpg US 33.6 mpg UK |
The biggest fuel consumption difference is between AUDI A8L (D5) Facelift 2021 55 TFSI V6 and AUDI A8 (D4/4H) 4.2 FSI V8: 1.1 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 203 hp/t 151 kW/t 4.9 kg/hp |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 172 hp/t 128 kW/t 5.8 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 947 km 589 mi |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 976 km 607 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 372 hp 277 kW | 5.7 s | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 340 hp 254 kW | 5.7 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 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 |
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| AUDIA8L (D5)Facelift 202155 TFSI 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 | ||||||
|---|---|---|---|---|---|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 |
| 9.5 L/100 km 24.8 mpg US 29.7 mpg UK | ||||||
| AUDIA8L (D5)Facelift 202155 TFSI V6 |
| 8.4 L/100 km 28.0 mpg US 33.6 mpg UK | ||||||
AUDI A8 (D4/4H) 4.2 FSI V8 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 |
|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 9.5 L/100 km 24.8 mpg US 29.7 mpg UK | 5.7 s |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 8.4 L/100 km 28.0 mpg US 33.6 mpg UK | 5.7 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 |
|---|---|---|
| AUDIA8 (D4/4H)4.2 FSI V8 | 203 hp/t 151 kW/t 4.9 kg/hp | 9.5 L/100 km 24.8 mpg US 29.7 mpg UK |
| AUDIA8L (D5)Facelift 202155 TFSI V6 | 172 hp/t 128 kW/t 5.8 kg/hp | 8.4 L/100 km 28.0 mpg US 33.6 mpg UK |
Detailed score breakdown
| Vehicle | AUDIA8 (D4/4H)4.2 FSI V8 | AUDIA8L (D5)Facelift 202155 TFSI V6 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 372 hp 277 kW | 340 hp 254 kW | ||||||||||||||||
| Torque | 445 Nm 328 lb-ft | 500 Nm 369 lb-ft | ||||||||||||||||
| Acceleration | 5.7 s | 5.7 s | ||||||||||||||||
| Top speed | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph | Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph | ||||||||||||||||
| Lightness | 1,835 kg 4,045 lb | 1,980 kg 4,365 lb | ||||||||||||||||
| Fuel consumption | 9.5 L/100 km 24.8 mpg US 29.7 mpg UK | 8.4 L/100 km 28.0 mpg US 33.6 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 947 km 589 mi | 976 km 607 mi | ||||||||||||||||
| CO2 score | 219 g/km | - | ||||||||||||||||
| Trunk score | 510 L 18.0 cu ft | 505 L 17.8 cu ft | ||||||||||||||||
| Power-to-weight score | 203 hp/t 151 kW/t 4.9 kg/hp | 172 hp/t 128 kW/t 5.8 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 A8 (D4/4H) 4.2 FSI V8 | AUDI A8L (D5) Facelift 2021 55 TFSI V6 |
|---|---|---|
| Consumption | 9.5 L/100 km24.8 mpg US29.7 mpg UK | 8.4 L/100 km28 mpg US33.6 mpg UK |
| Cost / 100 km | 16.63 LC100 km | 14.70 LC100 km |
| Cost / 100 mi | 26.76 LC100 mi | 23.66 LC100 mi |
| Annual fuel used | 1,425 L376 US gal313 UK gal | 1,260 L333 US gal277 UK gal |
| Annual fuel cost | 2,494 LC/year | 2,205 LC/year |
Head-to-head comparisons
AUDI A8 (D4/4H) 4.2 FSI V8
- Has 32 hp more
- Is 145 kg lighter
- Has 31 hp/t better power-to-weight
- Has 5 L more trunk volume
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Lightest
- Best power-to-weight ratio
- Largest trunk
Cons
- Highest combined fuel consumption
AUDI A8L (D5) Facelift 2021 55 TFSI V6
- Has 55 Nm more
- Uses 1.1 L/100 km less fuel
- Has 29 km (18 mi) more estimated range
Pros
- Highest torque
- Lowest combined fuel consumption
- Best estimated range
Cons
- Lowest power
- Heaviest
- Smallest trunk
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