Alfa Romeo cars with highest power to weight ratio

Top 40 Alfa Romeo cars with most powerful engines relative to vehicle weight. Updated May 2025.

Most accurate predictor of acceleration is power to weight ratio. The more power engine can produce and the less mass it has to accelerate, the quicker the acceleration.

For low speed acceleration and acceleration from standstill, traction also plays important role. Aerodynamic drag takes over as dominating factor at high speed.

Everything in between is where power to weight ratio matters the most. Mid-range acceleration is also important for track performance.

# make & model Hp/tonne▼ Image
1. 1950 Alfa Romeo 158/50 493 Photo of 1950 Alfa Romeo 158/50
2. 1935 Alfa Romeo GP 443 Photo of 1935 Alfa Romeo GP
3. 2017 Alfa Romeo 4C Barchetta Monza 423 Photo of 2017 Alfa Romeo 4C Barchetta Monza
4. 2023 Alfa Romeo 33 Stradale 411 Photo of 2023 Alfa Romeo 33 Stradale
5. 1969 Alfa Romeo Iguana 366 Photo of 1969 Alfa Romeo Iguana
6. 2021 Alfa Romeo Giulia GTAm 333 Photo of 2021 Alfa Romeo Giulia GTAm
7. 2021 Alfa Romeo Giulia GTA 344 Photo of 2021 Alfa Romeo Giulia GTA
8. 2019 Alfa Romeo Giulia QV Racing Edition 342 Photo of 2019 Alfa Romeo Giulia QV Racing Edition
9. 1967 Alfa Romeo T33/2 335 Photo of 1967 Alfa Romeo T33/2
10. 1967 Alfa Romeo 33 Stradale 300 Photo of 1967 Alfa Romeo 33 Stradale
11. 1968 Alfa Romeo P33 Roadster 324 Photo of 1968 Alfa Romeo P33 Roadster
12. 2008 Alfa Romeo 8C Competizione 289 Photo of 2008 Alfa Romeo 8C Competizione
13. 2009 Alfa Romeo 8C Competizione Spider 317 Photo of 2009 Alfa Romeo 8C Competizione Spider
14. 1969 Alfa Romeo 33/2 Coupe Speciale 311 Photo of 1969 Alfa Romeo 33/2 Coupe Speciale
15. 2024 Alfa Romeo Giulia Quadrifoglio Super Sport 309 Photo of 2024 Alfa Romeo Giulia Quadrifoglio Super Sport
16. 2015 Alfa Romeo Giulia QV 295 Photo of 2015 Alfa Romeo Giulia QV
17. 1953 Alfa Romeo 6C 3000 CM Pinin Farina Coupe 286 Photo of 1953 Alfa Romeo 6C 3000 CM Pinin Farina Coupe
18. 2024 Alfa Romeo Stelvio Quadrifoglio Super Sport 280 Photo of 2024 Alfa Romeo Stelvio Quadrifoglio Super Sport
19. 2016 Alfa Romeo Disco Volante Spyder 278 Photo of 2016 Alfa Romeo Disco Volante Spyder
20. 2013 Alfa Romeo 4C 231 Photo of 2013 Alfa Romeo 4C
21. 2018 Alfa Romeo Mole 263 Photo of 2018 Alfa Romeo Mole
22. 1936 Alfa Romeo 8C 2900A Spider 259 Photo of 1936 Alfa Romeo 8C 2900A Spider
23. 1936 Alfa Romeo 8C 2900A Pinin Farina Berlinetta 256 Photo of 1936 Alfa Romeo 8C 2900A Pinin Farina Berlinetta
24. 1993 Alfa Romeo SZ Trofeo 255 Photo of 1993 Alfa Romeo SZ Trofeo
25. 2015 Alfa Romeo 4C Spyder 231 Photo of 2015 Alfa Romeo 4C Spyder
26. Alfa Romeo Giulia 1750 GTAm 231 Photo of Alfa Romeo Giulia 1750 GTAm
27. 1968 Alfa Romeo Carabo 227 Photo of 1968 Alfa Romeo Carabo
28. 1952 Alfa Romeo Disco Volante Coupe 215 Photo of 1952 Alfa Romeo Disco Volante Coupe
29. 2015 Alfa Romeo Giulietta QV Squadra Corse 213 Photo of 2015 Alfa Romeo Giulietta QV Squadra Corse
30. 1952 Alfa Romeo 1900 C52 Disco Volante 212 Photo of 1952 Alfa Romeo 1900 C52 Disco Volante
31. 1977 Alfa Romeo Alfetta GTV8 2.6 205 Photo of 1977 Alfa Romeo Alfetta GTV8 2.6
32. 1938 Alfa Romeo 8C 2900B Le Mans Speciale 200 Photo of 1938 Alfa Romeo 8C 2900B Le Mans Speciale
33. 2016 Alfa Romeo Giulia 2.0T Q2 Veloce 172 Photo of 2016 Alfa Romeo Giulia 2.0T Q2 Veloce
34. 1993 Alfa Romeo 168 190 Photo of 1993 Alfa Romeo 168
35. 2005 Alfa Romeo 159 3.2 V6 Q4 185 Photo of 2005 Alfa Romeo 159 3.2 V6 Q4
36. 1996 Alfa Romeo 155 TI.Z 184 Photo of 1996 Alfa Romeo 155 TI.Z
37. 1954 Alfa Romeo 1900 Sport Spyder 180 Photo of 1954 Alfa Romeo 1900 Sport Spyder
38. 1931 Alfa Romeo 8C 2300 Le Mans 178 Photo of 1931 Alfa Romeo 8C 2300 Le Mans
39. 1931 Alfa Romeo 8C 2300 Monza 177 Photo of 1931 Alfa Romeo 8C 2300 Monza
40. Alfa Romeo 147 GTA 176 Photo of Alfa Romeo 147 GTA

Sources

All data sourced from manufacturer's official figures.

List authored by Christian Zelcs. Last updated on 05/13/2025, last addition - Alfa Romeo Mole.