Heaviest AC cars
Top 40 heaviest AC cars. Updated July 2025.
Comfort, safety and more electronic equipment are driving increase in passenger car curb weight with each new model generation.
Compact executive saloons of today are as big as full size luxury saloons of 1980s. Demands on more interior space increase the overall size of cars, and more stringent crash tests demand larger deformation zones and more structural rigidity.
Even increasing use of carbon fiber, aluminium, fiberglass and plastics, are not enough to offset these trends.
This list excludes SUVs, trucks and vans. Displayed weight is average curb weight as measured by manufacturer or independent sources.
| # | make & model | Weight (lbs)▼ | Image |
|---|---|---|---|
| 1. | 1998 AC Aceca | 3560 |  |
| 2. | 1999 AC Ace 5.0 V8 | 3333 |  |
| 3. | 1965 AC 428 Convertible | 3269 |  |
| 4. | 2012 AC 378 GT Zagato | 3230 |  |
| 5. | 2026 AC GT Super Sport | 3197 |  |
| 6. | 1973 AC Frua 428 Coupe | 3155 |  |
| 7. | 1993 AC Ace Brooklands | 3131 |  |
| 8. | 2023 AC Cobra GT | 3086 |  |
| 9. | 2025 AC Cobra GTS | 3086 |  |
| 10. | 1983 AC Cobra Mk IV | 2690 |  |
| 11. | 1959 AC Greyhound | 2624 |  |
| 12. | 2017 AC Cobra 378 | 2601 |  |
| 13. | 2020 AC Cobra Series 4 Electric | 2535 |  |
| 14. | 1966 AC Cobra 427 | 2529 |  |
| 15. | 1956 AC Ace Bristol | 2463 |  |
| 16. | 2020 AC Cobra Series 3 Electric | 2425 |  |
| 17. | 2020 AC Cobra Series 2 Electric | 2370 |  |
| 18. | 1992 AC Cobra Lightweight 5.0 | 2348 |  |
| 19. | 2020 AC Cobra Series 1 Electric | 2315 |  |
| 20. | 1998 AC Cobra 302 CRS | 2315 |  |
| 21. | 2009 AC Cobra MK VI GT Big Block | 2315 |  |
| 22. | 1973 AC 3000ME | 2275 |  |
| 23. | 2010 AC Cobra GTS | 2260 |  |
| 24. | 2009 AC Cobra MK VI GTSR | 2194 |  |
| 25. | 1963 AC Cobra 289 | 2187 |  |
| 26. | 1960 AC Aceca Bristol | 2176 |  |
| 27. | 1955 AC Aceca | 2156 |  |
| 28. | 1956 AC Aceca | 2130 |  |
| 29. | 1962 AC Shelby Cobra 260 | 2121 |  |
| 30. | 1957 AC Ace Bristol Zagato | 2083 |  |
| 31. | 2000 AC Cobra 212 S/C | 1986 |  |
| 32. | 2020 AC Ace RS Electric | 1973 |  |
| 33. | 1955 AC Ace | 1918 |  |
| 34. | 2025 AC Ace | 1918 |  |
| 35. | 1956 AC Aceca Ghia-Aigle | 1900 |  |
| 36. | 1994 AC Cobra MK III 460 Street Competition | 1841 |  |
| 37. | 2001 AC Mamba Coupe | 1764 |  |
| 38. | 1953 AC Ace 2.6 | 1746 |  |
| 39. | 1961 AC Ace RS | 1598 |  |
| 40. | 1971 AC Model 70 Invacar | 897 |  |
Sources
All data sourced from manufacturer's official figures.
List authored by Christian Zelcs. Last updated on 07/09/2025, last addition - AC GT Super Sport.
