Among 180 sedans and coupes with a similar-sized cabin, the average is 12.7 cu ft, so the A3 carries less than 91% of them. It gives 8.2% of its interior to luggage, one of the smallest shares we measure.
What actually fits in a A3
The trunk shrank from 20 cu ft in 2006 to 8 cu ft in 2026. The biggest single change came in 2015: −8 cu ft against the 2013 car.
| What you are loading | How many fit | Each item |
|---|---|---|
| Checked suitcases | 1 | 27 × 21 × 14″ — 4.6 cu ft |
| Carry-on cases | 4 | 22 × 14 × 9″ — 1.6 cu ft |
| Grocery bags | 6 | about 1 cu ft each |
| Golf bags | 1 | full set, about 5 cu ft |
| Folded stroller | Fits | about 6 cu ft |
Cabin or cargo — where the space went
| Space | Volume | Share of total |
|---|---|---|
| Passenger cabin | 89 cu ft | |
| Cargo area | 8 cu ft | |
| Total interior | 97 cu ft |
Against cars with a similar cabin
| Measure | This car | 180 sedans and coupes with a similar cabin | Difference |
|---|---|---|---|
| Cargo volume | 8 cu ft | 12.7 cu ft | -4.7 cu ft |
| In checked suitcases | 1 | 2 | -1 |
Cars with the same room
Against its closest rivals: the Honda Civic has 15 cu ft, the Nissan Sentra 14 cu ft and the Honda Prelude 15 cu ft, next to 8 cu ft for the A3. That makes the A3 the tightest of the four.
| Car | Trunk volume | vs Audi A3 | Checked suitcases | Measured |
|---|---|---|---|---|
| Chevrolet Camaro | 0 cu ft | 1 | 2024 | |
| Audi RS 3 | 0 cu ft | 1 | 2026 | |
| Audi S3 | 0 cu ft | 1 | 2026 | |
| BMW 330e | +1 cu ft | 1 | 2024 | |
| Maserati Grancabrio | -1 cu ft | 1 | 2026 | |
| Maserati Granturismo | +1 cu ft | 1 | 2026 |
Trunk space is one number. Buying is a longer list.
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Frequently asked questions
How much cargo space does the Audi A3 have?
8 cu ft in the trunk in the 2026 model, with 89 cu ft of passenger space. The average for 180 sedans and coupes with a similar cabin is 12.7 cu ft.
Does the A3 have more cargo space than the Honda Civic?
No: 8 cu ft against 15 cu ft for the 2026 Honda Civic, about 7 cu ft less.
Has the A3's trunk got bigger over the years?
No, it shrank: from 20 cu ft in 2006 to 8 cu ft in 2026.
Which cars have the same cargo room as the A3?
The closest by volume in the same body family are the Chevrolet Camaro (8 cu ft), Audi RS 3 (8 cu ft) and Audi S3 (8 cu ft), against 8 cu ft for the A3.
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