Audi A8 vs Cadillac CT5-V Blackwing (2026)
Price gap, MSRP + destination
$4,300
- A8: $4,300 cheaper, 0.6 cu ft more cargo.
- CT5-V Blackwing: 0.9 in more front legroom.
- A8 wins 3 of 6 measures.
| Measure | A8 | CT5-V Blackwing | Winner |
|---|---|---|---|
| MSRP + destination | $96,395 | $100,695 | A8 |
| Horsepower | 335 hp | N/A | N/A |
| Torque | 369 lb-ft | N/A | N/A |
| MPG combined | 22 mpg | N/A | N/A |
| Cargo, max | 12.5 cu ft | 11.9 cu ft | A8 |
| Cargo, seats up | 12.5 cu ft | N/A | N/A |
| Rear legroom | 44.3 in | 37.9 in | A8 |
| Front legroom | 41.5 in | 42.4 in | CT5-V Blackwing |
| Length | 208.7 in | 193.8 in | Not scored |
| Width | 76.6 in | 74.0 in | Not scored |
| Curb weight | 4,475 lb to 4,773 lb | 4,123 lb | N/A |
| Seats | 5 | 5 | About the same |
| 0-60 mph | 5.6 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 |
|---|---|---|
| A8 L 55 TFSI AWD $95,100 | CT5-V Blackwing CT5-V Blackwing RWD $98,900 | $3,800 |
| CT5-V Blackwing CT5-V Blackwing RWD $98,900 | A8 L 55 TFSI AWD $95,100 | $3,800 |
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 | A8 | CT5-V Blackwing |
|---|---|---|
| MSRP + destination | $96,395 | $100,695 |
| Fuel or charging, 1 year | $1,745 | N/A |
| Fuel or charging, 6 years | $10,473 | N/A |
| Total, 6 years | $106,868 | N/A |
Which is better for me?
Weight each group from 0 to 10. MPG uses fuel or charging cost.
Equal weights: A8 wins.
No single weight change flips the winner.
| Group | Ahead | By |
|---|---|---|
| Price | A8 | 4% |
| MPG | N/A | |
| Power | N/A | |
| Space | A8 | 5% |
| 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