Audi A6 vs Cadillac CT4-V Blackwing (2026)
Price gap, MSRP + destination
$0
- A6: 2.8 cu ft more cargo.
- CT4-V Blackwing: 1.1 in more front legroom.
- Each wins 1 of 5 measures.
- Price: about the same.
| Measure | A6 | CT4-V Blackwing | Winner |
|---|---|---|---|
| MSRP + destination | $65,395 | $65,395 | About the same |
| Horsepower | 362 hp | N/A | N/A |
| Torque | 406 lb-ft | N/A | N/A |
| MPG combined | 23 mpg | N/A | N/A |
| Cargo, max | 13.5 cu ft | 10.7 cu ft | A6 |
| Rear legroom | N/A | 33.4 in | N/A |
| Front legroom | 41.3 in | 42.4 in | CT4-V Blackwing |
| Length | 196.8 in | 187.2 in | Not scored |
| Width | 74.0 in | 71.7 in | Not scored |
| Curb weight | 4,310 lb | 3,860 lb | Not scored |
| Seats | 5 | 5 | About the same |
| Ground clearance | N/A | 4.6 in | N/A |
| 0-60 mph | 4.5 s tested | N/A | N/A |
| Basic warranty | 4 yr / 50,000 mi | 4 yr / 50,000 mi | About the same |
Not scored: length, width, curb weight. N/A rows are not counted.
Nearest trims by price
| Trim | Nearest in price | Gap |
|---|---|---|
| A6 Premium TFSI AWD $64,100 | CT4-V Blackwing CT4-V Blackwing RWD $63,600 | $500 |
| CT4-V Blackwing CT4-V Blackwing RWD $63,600 | A6 Premium Plus TFSI AWD $64,100 | $500 |
Cost to run
No total: a price or rating is missing.
12,000 miles a year. Gas $3.20. Electricity 17 cents per kWh.
| Cost | A6 | CT4-V Blackwing |
|---|---|---|
| MSRP + destination | $65,395 | $65,395 |
| Fuel or charging, 1 year | $1,670 | N/A |
| Fuel or charging, 6 years | $10,017 | N/A |
| Total, 6 years | $75,412 | N/A |
Which is better for me?
Weight each group from 0 to 10. MPG uses fuel or charging cost.
Equal weights: A6 wins.
No single weight change flips the winner.
| Group | Ahead | By |
|---|---|---|
| Price | About the same | |
| MPG | N/A | |
| Power | N/A | |
| Space | A6 | 21% |
| Towing | N/A |
Other years
What this cannot tell you
Your price and mpg will differ.
Reliability and safety are not included.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree