Both the AUDI S5 and the CITROEN DS4 are tracked here from official DVLA licensing data, and as of 2026 Q1 there are 12,284 AUDI S5s versus 9,775 CITROEN DS4s still on UK roads. That makes the CITROEN DS4 the rarer of the two — there are about 1.3× as many AUDI S5s left. Year on year their fortunes diverge: the AUDI S5 is rising (+5.2%) while the CITROEN DS4 is falling (-6.4%).
| AUDI S5 | CITROEN DS4 | |
|---|---|---|
| Left in the UK (2026 Q1) | 12,284 | 9,775 |
| Rarity tier | Common | Uncommon |
| Licensed | 11,422 | 9,044 |
| SORN (off-road) | 862 | 731 |
| Peak | 12,284 (2026 Q1) | 12,019 (2017 Q3) |
| Year-on-year | ▲ 608 (+5.2%) yr/yr | ▼ 664 (-6.4%) yr/yr |
The CITROEN DS4 is rarer: 9,775 are left in the UK as of 2026 Q1, compared with 12,284 of the AUDI S5.
As of 2026 Q1 there are 12,284 AUDI S5 and 9,775 CITROEN DS4 still registered (taxed or SORN) in the UK, according to DVLA data.