Both the AUDI Q4 and the PEUGEOT 406 are tracked here from official DVLA licensing data, and as of 2026 Q1 there are 61,235 AUDI Q4s versus 12,383 PEUGEOT 406s still on UK roads. That makes the PEUGEOT 406 the rarer of the two — there are about 4.9× as many AUDI Q4s left. Year on year their fortunes diverge: the AUDI Q4 is rising (+27.6%) while the PEUGEOT 406 is falling (-4.2%).
| AUDI Q4 | PEUGEOT 406 | |
|---|---|---|
| Left in the UK (2026 Q1) | 61,235 | 12,383 |
| Rarity tier | Common | Common |
| Licensed | 60,872 | 2,088 |
| SORN (off-road) | 363 | 10,295 |
| Peak | 61,235 (2026 Q1) | 61,923 (2014 Q3) |
| Year-on-year | ▲ 13,231 (+27.6%) yr/yr | ▼ 543 (-4.2%) yr/yr |
The PEUGEOT 406 is rarer: 12,383 are left in the UK as of 2026 Q1, compared with 61,235 of the AUDI Q4.
As of 2026 Q1 there are 61,235 AUDI Q4 and 12,383 PEUGEOT 406 still registered (taxed or SORN) in the UK, according to DVLA data.