An average car in the 1980s was 183.1″ long and weighed 2,996 lb. Today it is 192.1″ and 4,363 lb. Length went up 5%, weight 46% — the mass is where the change actually happened, and it lands on fuel, tyres and stopping distance.
How cars grew — and what actually changed
Averages by decade across everything we hold. Length crept up; width and mass did not creep at all.
| Decade | Length | Width | Wheelbase | Curb weight | Measurements |
|---|---|---|---|---|---|
| 1980s | 183.1″ | 69.3″ | 105.1″ | 351 | |
| 1990s | 186.6″ | 71.3″ | 107.9″ | 374 | |
| 2000s | 188.6″ | 72.4″ | 111.4″ | 515 | |
| 2010s | 186.6″ | 73.6″ | 111.4″ | 480 | |
| 2020s | 192.1″ | 76″ | 115″ | 328 |
Weight is the honest metric here. Safety structures, airbags, sound insulation and batteries all add mass, and mass is what a car has to carry, stop and fuel. Length grew about 5% since the 1980s; weight grew roughly 40%.
Size by brand
Averaged across everything a brand has offered since 1981, so a truck-heavy line-up sits at the top. Read it as a profile of what the badge sells, not as a ranking.
| Brand | Avg length | Avg width | Avg curb weight |
|---|---|---|---|
| Maybach | 78″ | 6,206 lb | |
| RAM | 80.7″ | 5,119 lb | |
| Rolls-Royce | 75.6″ | 5,404 lb | |
| Rivian | 79.1″ | 7,108 lb | |
| Bentley | 77.6″ | 5,276 lb | |
| GMC | 76″ | 4,577 lb | |
| Lincoln | 76″ | 4,332 lb | |
| Cadillac | 75.2″ | 4,217 lb | |
| Buick | 74.4″ | 3,770 lb | |
| Chrysler | 73.6″ | 3,629 lb | |
| Tesla | 78.3″ | 4,919 lb | |
| Ford | 74.4″ | 4,015 lb | |
| Lucid | 77.6″ | 5,430 lb | |
| Jaguar | 72″ | 4,068 lb | |
| Chevrolet | 72.8″ | 3,836 lb | |
| Fisker | 80.7″ | 5,335 lb | |
| Infiniti | 72.8″ | 4,074 lb | |
| Mercedes-Benz | 72.8″ | 4,202 lb | |
| Pontiac | 71.7″ | 3,362 lb | |
| Genesis | 75.2″ | 4,502 lb | |
| Dodge | 71.7″ | 3,353 lb | |
| Lexus | 73.2″ | 4,127 lb | |
| Peugeot | 67.3″ | 2,989 lb | |
| Acura | 72.8″ | 3,631 lb | |
| Audi | 73.2″ | 4,032 lb | |
| Aston Martin | 75.2″ | 3,931 lb | |
| Polestar | 76.8″ | 5,174 lb | |
| Saturn | 70.9″ | 3,397 lb | |
| Saab | 69.3″ | 3,311 lb | |
| Maserati | 73.2″ | 3,715 lb | |
| BMW | 71.7″ | 3,856 lb | |
| Volvo | 72.4″ | 3,865 lb | |
| Land Rover | 75.6″ | 4,965 lb | |
| Jeep | 73.6″ | 4,213 lb | |
| Isuzu | 68.9″ | 3,708 lb | |
| Nissan | 70.5″ | 3,342 lb | |
| Lamborghini | 79.1″ | 3,653 lb | |
| Ferrari | 76.8″ | 3,391 lb | |
| Kia | 71.7″ | 3,446 lb | |
| Toyota | 69.7″ | 3,351 lb | |
| McLaren | 78.3″ | 3,097 lb | |
| Hyundai | 70.9″ | 3,228 lb | |
| Mazda | 69.3″ | 2,972 lb | |
| Subaru | 68.5″ | 2,994 lb | |
| Porsche | 70.9″ | 3,395 lb | |
| Mitsubishi | 69.3″ | 3,210 lb | |
| Honda | 69.7″ | 3,051 lb | |
| Daewoo | 67.7″ | 2,745 lb | |
| Volkswagen | 69.3″ | 3,146 lb | |
| Alfa Romeo | 67.3″ | 3,053 lb | |
| Renault | 65.4″ | 2,121 lb | |
| Lotus | 71.3″ | 2,716 lb | |
| Triumph | 66.1″ | 2,579 lb | |
| Suzuki | 66.5″ | 2,639 lb | |
| Fiat | 65.7″ | 2,469 lb | |
| Mini | 68.5″ | 2,996 lb | |
| Scion | 68.1″ | 2,443 lb | |
| Smart | 61″ | 1,726 lb |
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How we measure
Dimensions come from NHTSA vPIC and Transport Canada vehicle records — manufacturer-declared figures, held in metric and converted to inches and pounds for display, covering 1,064 models from 58 brands.
One row per generation, not per model year: manufacturers rarely change the body between facelifts, and a table of forty near-identical rows helps nobody. Where a generation offered several body styles, the figures are the base measurements for that generation.
Frequently asked questions
Have cars really got bigger?
Longer, yes, but only by about 5% since the 1980s. The real change is weight: from 2,996 lb to 4,363 lb, roughly 46%.
Why does a modern car weigh so much more?
Crash structures, airbags, sound insulation, larger wheels, more glass and — lately — batteries. Every safety and comfort feature added since the 1980s has mass, and none of it came back off.
Does weight matter to a buyer?
It decides fuel consumption, tyre and brake wear, and stopping distance. Two cars of identical length can differ by half a ton, and the heavier one costs more to run for its entire life.
Will a modern car fit an older garage?
Often barely. A standard single garage is about 20 feet deep, and full-size pickups now run past 19. Model pages in this section give the verdict per car.
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