The average new car gained weight from 1,014 kg in the 1970–79 to 1,667 kg in the 2020–29 — 64% heavier. Kerb weight across 102,841 model variants.
The average car is 64% heavier than in the 1970–79 — safety kit, bigger bodies and batteries all add up.
| Period | Kerb weight (kg) | Sample |
|---|---|---|
| 1970–79 | 1,014 | 626 |
| 1980–89 | 1,058 | 6,187 |
| 1990–99 | 1,248 | 12,698 |
| 2000–09 | 1,371 | 29,565 |
| 2010–19 | 1,483 | 41,549 |
| 2020–29 | 1,667 | 12,216 |
Average manufacturer-quoted kerb weight (kg), grouped by decade of first model year. Values outside 500–4,000 kg are dropped as data errors. One row per variant.