Car comparison

AUDI S6 (C8) · Facelift 2023 3.0 TDI V6vsHongqi H9 · Facelift 2024 3.0T V6

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

New comparison

AUDI S6 (C8) · Facelift 2023

3.0 TDI V6

344 hp2967 ccDieselAWDAutomaticTurbochargedSedan2023-2025
VS

Hongqi H9 · Facelift 2024

3.0T V6

337 hp2951 ccGasolineRWDAutomaticSuperchargedSedan2024-present

Comparison overview

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

Best choices

AUDI S6 (C8) Facelift 2023 3.0 TDI V6

  • Quickest 0-100 km/h
    5.0 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    344 hp
    257 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    1,955 kg
    4,310 lb
  • Best power-to-weight
    176 hp/t
    131 kW/t
    5.7 kg/hp
  • Lowest combined fuel consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Best estimated range
    863 km
    536 mi
  • Best overall score
    75/100
  • Best performance score
    74/100
  • Best economy score
    87/100
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelAUDIS6 (C8)Facelift 20233.0 TDI V6HongqiH9Facelift 20243.0T V6
Power
344hp257kW
337hp251kW
Torque
700Nm516lb-ft
445Nm328lb-ft
Curb weight
1,955kg4,310lb
2,015kg4,442lb
Gross weight
2,590kg5,710lb
2,505kg5,523lb
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
52.4s99% target: 262 km/h / 163 mph
Calculated
66.8s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.0s
6.4s
0-200 km/h
15.4s
Calculated
19.6s
Calculated
0-60 mph
4.8s
Calculated
6.1s
Calculated
Fuel consumption
7.3L/100 km32.2mpg US38.7mpg UK
8.5L/100 km27.6mpg US33.2mpg UK
Quarter mile
13.0s
Calculated
14.3s
Calculated
Power-to-weight
176hp/t131kW/t80hp/1000 lb
Calculated
167hp/t125kW/t76hp/1000 lb
Calculated
Torque-to-weight
358Nm/t240lb-ft/ton
Calculated
221Nm/t148lb-ft/ton
Calculated
Estimated range
863km536mi
Calculated
728km452mi
Calculated
Displacement
2,967cc181cu in
2,951cc180cu in
Length
4,964mm195in
5,137mm202in
Width
1,886mm74in
1,904mm75in
Height
1,446mm57in
1,493mm59in
Wheelbase
2,928mm115in
3,060mm120in
Front track
1,620mm64in
1,633mm64in
Rear track
1,603mm63in
1,629mm64in
Trunk volume
520L
-
Doors
4
4
Seats
5
4
Fuel tank
63L
62L

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS6 (C8)Facelift 20233.0 TDI V6HongqiH9Facelift 20243.0T V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
6.1 s
0-100 km/h
0-62 mph
5.0 s
6.4 s
0-200 km/h
0-124 mph
15.4 s
19.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.6 s
330 ft
101 m
5.8 s
6.5 s
1/8 mile
201 m
8.6 s
9.6 s
1000 ft
305 m
11.0 s
12.2 s
1/4 mile
402 m
13.0 s
14.3 s
Trap speed
1/4 mile
402 m
184 km/h
115 mph
171 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
344 hp
257 kW
HongqiH9Facelift 20243.0T V6
337 hp
251 kW

AUDI S6 (C8) Facelift 2023 3.0 TDI V6 has 7 hp more than Hongqi H9 Facelift 2024 3.0T V6.

The biggest power difference is between Hongqi H9 Facelift 2024 3.0T V6 and AUDI S6 (C8) Facelift 2023 3.0 TDI V6: 7 hp (5 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
700 Nm
516 lb-ft
HongqiH9Facelift 20243.0T V6
445 Nm
328 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
1,955 kg
4,310 lb
HongqiH9Facelift 20243.0T V6
2,015 kg
4,442 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
HongqiH9Facelift 20243.0T 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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V65.0 s
HongqiH9Facelift 20243.0T V66.4 s

The biggest 0-100 km/h difference is between AUDI S6 (C8) Facelift 2023 3.0 TDI V6 and Hongqi H9 Facelift 2024 3.0T V6: 1.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
HongqiH9Facelift 20243.0T V6
8.5 L/100 km
27.6 mpg US
33.2 mpg UK

The biggest fuel consumption difference is between AUDI S6 (C8) Facelift 2023 3.0 TDI V6 and Hongqi H9 Facelift 2024 3.0T V6: 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
AUDIS6 (C8)Facelift 20233.0 TDI V6
176 hp/t
131 kW/t
5.7 kg/hp
HongqiH9Facelift 20243.0T V6
167 hp/t
125 kW/t
6.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS6 (C8)Facelift 20233.0 TDI V6
863 km
536 mi
HongqiH9Facelift 20243.0T V6
728 km
452 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS6 (C8)Facelift 20233.0 TDI V6
344 hp
257 kW
5.0 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
HongqiH9Facelift 20243.0T V6
337 hp
251 kW
6.4 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.

Chart data table
VehiclePerformance scorePracticality score
AUDIS6 (C8)Facelift 20233.0 TDI V6
Power
344 hp
257 kW
0-100 km/h5.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,964 mm
195.4 in
Height
1,446 mm
56.9 in
HongqiH9Facelift 20243.0T V6
Power
337 hp
251 kW
0-100 km/h6.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk-
Length
5,137 mm
202.2 in
Height
1,493 mm
58.8 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
AUDIS6 (C8)Facelift 20233.0 TDI V6
Power
344 hp
257 kW
0-100 km/h5.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
HongqiH9Facelift 20243.0T V6
Power
337 hp
251 kW
0-100 km/h6.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.5 L/100 km
27.6 mpg US
33.2 mpg UK

AUDI S6 (C8) Facelift 2023 3.0 TDI 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.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
AUDIS6 (C8)Facelift 20233.0 TDI V6
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
5.0 s
HongqiH9Facelift 20243.0T V6
8.5 L/100 km
27.6 mpg US
33.2 mpg UK
6.4 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
AUDIS6 (C8)Facelift 20233.0 TDI V6
176 hp/t
131 kW/t
5.7 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
HongqiH9Facelift 20243.0T V6
167 hp/t
125 kW/t
6.0 kg/hp
8.5 L/100 km
27.6 mpg US
33.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS6 (C8)Facelift 20233.0 TDI V6HongqiH9Facelift 20243.0T V6
Power
344 hp
257 kW
337 hp
251 kW
Torque
700 Nm
516 lb-ft
445 Nm
328 lb-ft
Acceleration
5.0 s
6.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,955 kg
4,310 lb
2,015 kg
4,442 lb
Fuel consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
8.5 L/100 km
27.6 mpg US
33.2 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,964 mm
195.4 in
Height
1,446 mm
56.9 in
Doors/seats
4 doors
4 seats
Trunk-
Length
5,137 mm
202.2 in
Height
1,493 mm
58.8 in
Range score
863 km
536 mi
728 km
452 mi
Trunk score
520 L
18.4 cu ft
-
Power-to-weight score
176 hp/t
131 kW/t
5.7 kg/hp
167 hp/t
125 kW/t
6.0 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 S6 (C8) Facelift 2023 3.0 TDI V6Hongqi H9 Facelift 2024 3.0T V6
Consumption7.3 L/100 km32.2 mpg US38.7 mpg UK8.5 L/100 km27.6 mpg US33.2 mpg UK
Cost / 100 km12.78 LC100 km14.91 LC100 km
Cost / 100 mi20.56 LC100 mi24.00 LC100 mi
Annual fuel used1,095 L289 US gal241 UK gal1,278 L338 US gal281 UK gal
Annual fuel cost1,916 LC/year2,237 LC/year

Head-to-head comparisons

AUDI S6 (C8) Facelift 2023 3.0 TDI V6

  • Has 7 hp more
  • Has 255 Nm more
  • Is 60 kg lighter
  • Is 1.4 s quicker from 0-100 km/h
  • Uses 1.2 L/100 km less fuel
  • Has 9 hp/t better power-to-weight
  • Has 135 km (84 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S6 (C8) 3.0 TDI V6
Hongqi H9 3.0T V6
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2 vehicles selected

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