An average car in the 1980s was 183.1″ long and weighed 3,018 lb. Today it is 191.7″ and 4,235 lb. Length went up 5%, weight 40% — 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″ | 68.9″ | 104.3″ | 317 | |
| 1990s | 187″ | 70.9″ | 108.3″ | 484 | |
| 2000s | 187.8″ | 72.4″ | 110.2″ | 552 | |
| 2010s | 187.8″ | 73.6″ | 112.2″ | 572 | |
| 2020s | 191.7″ | 75.6″ | 114.2″ | 425 |
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 |
|---|---|---|---|
| RAM | 80.7″ | 5,119 lb | |
| Rolls-Royce | 76″ | 5,375 lb | |
| Bentley | 78.3″ | 5,355 lb | |
| GMC | 76.4″ | 4,548 lb | |
| Lincoln | 76″ | 4,473 lb | |
| Cadillac | 75.2″ | 4,173 lb | |
| Ford | 73.6″ | 4,017 lb | |
| Mercedes-Benz | 72.4″ | 4,021 lb | |
| Buick | 72.4″ | 3,459 lb | |
| Chevrolet | 73.2″ | 3,763 lb | |
| Chrysler | 72.4″ | 3,441 lb | |
| Jaguar | 72.8″ | 3,948 lb | |
| Infiniti | 73.2″ | 4,140 lb | |
| Lexus | 73.2″ | 4,127 lb | |
| Dodge | 72″ | 3,395 lb | |
| Maserati | 74.8″ | 3,944 lb | |
| Acura | 72.8″ | 3,618 lb | |
| BMW | 72″ | 3,922 lb | |
| Saab | 69.3″ | 3,349 lb | |
| Land Rover | 76.4″ | 5,007 lb | |
| Audi | 73.2″ | 3,977 lb | |
| Aston Martin | 75.6″ | 3,937 lb | |
| Nissan | 71.3″ | 3,521 lb | |
| Volvo | 72.4″ | 3,807 lb | |
| Isuzu | 69.3″ | 4,023 lb | |
| Jeep | 73.2″ | 4,226 lb | |
| Kia | 72″ | 3,532 lb | |
| Toyota | 70.5″ | 3,265 lb | |
| Ferrari | 76.8″ | 3,415 lb | |
| Lamborghini | 79.1″ | 3,613 lb |
Specs vary by trim. Yours decodes from the VIN.
- Exact build, engine and factory options for one VIN
- The original window sticker as it left the factory
- What that specific configuration is worth today
- Decode a whole list of VINs at once
- No ads, on every page
- No ads, no tracking — and much more
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.
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.
Related tools
Frequently asked questions
Have cars really got bigger?
Longer, yes, but only by about 5% since the 1980s. The real change is weight: from 3,018 lb to 4,235 lb, roughly 40%.
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.