Both the CITROEN C4 and the SEAT LEON are tracked here from official DVLA licensing data, and as of 2026 Q2 there are 190,405 CITROEN C4s versus 209,728 SEAT LEONs still on UK roads. The CITROEN C4 is marginally rarer, but the two are closely matched on survivor numbers. Both are falling year on year (CITROEN C4 -5.4%, SEAT LEON -2.4%).
| CITROEN C4 | SEAT LEON | |
|---|---|---|
| Left in the UK (2026 Q2) | 190,405 | 209,728 |
| Rarity tier | Common | Common |
| Licensed | 175,831 | 193,666 |
| SORN (off-road) | 14,574 | 16,062 |
| Peak | 240,030 (2018 Q3) | 230,073 (2021 Q4) |
| Year-on-year | ▼ 10,907 (-5.4%) yr/yr | ▼ 5,215 (-2.4%) yr/yr |
The CITROEN C4 is rarer: 190,405 are left in the UK as of 2026 Q2, compared with 209,728 of the SEAT LEON.
As of 2026 Q2 there are 190,405 CITROEN C4 and 209,728 SEAT LEON still registered (taxed or SORN) in the UK, according to DVLA data.