The Comparative Analysis :
Audi RS6 (08 - 10) vs. Cadillac CTS Coupé 3.6 V6 AWD Automatic (10 - 11)
€ 108,400

€ 58,600

€ 108,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 58,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi RS6 is slightly bigger in every dimension. It's 4.7 inches longer, 0.2 inches wider and 1.3 inches taller than the Cadillac CTS Coupé 3.6 V6.
Audi RS6
Cadillac CTS Coupé 3.6 V6
57.3
74.4
79.9
56
74.1
82
74.4 in
Width
74.1 in
79.9 in
Width Incl. Mirrors
82 in
57.3 in
Height
56 in
112
194
113.4
189.3
194 in
Length
189.3 in
112 in
Wheelbase
113.4 in
Vehicle Weight
Audi RS6
Cadillac CTS Coupé 3.6 V6
4542 lb
Curb Weight
4052 lb
5655 lb
Gross Vehicle
Weight
Weight
No data

Weight Difference:
489 lb
10.77 %

General
Audi RS6
Cadillac CTS Coupé 3.6 V6
C6 (4F)
Generation
CTS2
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Audi RS6
Cadillac CTS Coupé 3.6 V6
V10 gasoline engine with two turbochargers (biturbo)
Engine Type
V6 gasoline engine (naturally aspirated engine)
BUH
Engine Code
4
Valves
4
10
Cylinders
6
5 L / 245 cu in
Displacement
3.6 L / 176 cu in
572 hp
at 6250 rpm
Power
307 hp
at 6400 rpm
Audi RS6
572 hp
307 hp
Cadillac CTS Coupé 3.6 V6
479 lb‑ft
at 1500 rpm
Max. Torque
276 lb‑ft
at 3400 rpm
Audi RS6
479 lb‑ft
276 lb‑ft
Cadillac CTS Coupé 3.6 V6
Performance
Audi RS6
Cadillac CTS Coupé 3.6 V6
155 mph
Maximum Speed
140 mph
4.5 sec
Acceleration 0 to 62 mph
6.7 sec
62 mph
62
mph
mph
207 ft
0.000 sec

Audi RS6
62 mph
62
mph
mph
305 ft
0.000 sec

Cadillac CTS Coupé 3.6 V6
▶ REPLAY
7.94 lb/hp
Weight-to-Power Ratio
13.2 lb/hp
Audi RS6
7.94 lb/hp
13.2 lb/hp
Cadillac CTS Coupé 3.6 V6
Fuel Economy / Emissions
Audi RS6
Cadillac CTS Coupé 3.6 V6
Fuel Economy
17 mpg
combined
22 mpg
Audi RS6
17 mpg
22 mpg
Cadillac CTS Coupé 3.6 V6
12 mpg
city
15 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
18 gal
358 mi
Range
388 mi
Audi RS6
358 mi
388 mi
Cadillac CTS Coupé 3.6 V6
Environmental Impact
263.3 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
206.5 kWh
Audi RS6
263.3 kWh
206.5 kWh
Cadillac CTS Coupé 3.6 V6
Euro 4 III
Emission Standard
Euro 5
533 g/mi (NEFZ)
CO2 Emissions
410 g/mi (NEFZ)
Practical Convenience
Audi RS6
Cadillac CTS Coupé 3.6 V6
4
Doors
2
5
No. of Seats
5
1113 lb
Maximum Payload
No data
15.5 cu ft
Trunk Volume
9.7 cu ft









No data
Cargo Volume (Seats Down)
No data