Both the AUDI S5 and the CITROEN DS4 are tracked here from official DVLA licensing data, and as of 2026 Q2 there are 12,340 AUDI S5s versus 9,560 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 (+3.4%) while the CITROEN DS4 is falling (-7.3%).
| AUDI S5 | CITROEN DS4 | |
|---|---|---|
| Left in the UK (2026 Q2) | 12,340 | 9,560 |
| Rarity tier | Common | Uncommon |
| Licensed | 11,532 | 8,829 |
| SORN (off-road) | 808 | 731 |
| Peak | 12,340 (2026 Q2) | 12,019 (2017 Q3) |
| Year-on-year | ▲ 402 (+3.4%) yr/yr | ▼ 751 (-7.3%) yr/yr |
The CITROEN DS4 is rarer: 9,560 are left in the UK as of 2026 Q2, compared with 12,340 of the AUDI S5.
As of 2026 Q2 there are 12,340 AUDI S5 and 9,560 CITROEN DS4 still registered (taxed or SORN) in the UK, according to DVLA data.