Both the CITROEN C1 and the TOYOTA AVENSIS are tracked here from official DVLA licensing data, and as of 2025 Q4 there are 163,189 CITROEN C1s versus 76,956 TOYOTA AVENSISs still on UK roads. That makes the TOYOTA AVENSIS the rarer of the two — there are about 2.1× as many CITROEN C1s left. Both are falling year on year (CITROEN C1 -3.1%, TOYOTA AVENSIS -8.5%).
| CITROEN C1 | TOYOTA AVENSIS | |
|---|---|---|
| Left in the UK (2025 Q4) | 163,189 | 76,956 |
| Rarity tier | Common | Common |
| Licensed | 156,745 | 55,532 |
| SORN (off-road) | 6,444 | 21,424 |
| Peak | 179,285 (2021 Q4) | 187,807 (2014 Q3) |
| Year-on-year | ▼ 5,157 (-3.1%) yr/yr | ▼ 7,131 (-8.5%) yr/yr |
The TOYOTA AVENSIS is rarer: 76,956 are left in the UK as of 2025 Q4, compared with 163,189 of the CITROEN C1.
As of 2025 Q4 there are 163,189 CITROEN C1 and 76,956 TOYOTA AVENSIS still registered (taxed or SORN) in the UK, according to DVLA data.