Both the BMW Z4 and the VAUXHALL VIVA are tracked here from official DVLA licensing data, and as of 2026 Q1 there are 40,431 BMW Z4s versus 38,978 VAUXHALL VIVAs still on UK roads. The VAUXHALL VIVA is marginally rarer, but the two are closely matched on survivor numbers. Year on year their fortunes diverge: the BMW Z4 is rising (+0.2%) while the VAUXHALL VIVA is falling (-0.4%).
| BMW Z4 | VAUXHALL VIVA | |
|---|---|---|
| Left in the UK (2026 Q1) | 40,431 | 38,978 |
| Rarity tier | Common | Common |
| Licensed | 32,585 | 37,879 |
| SORN (off-road) | 7,846 | 1,099 |
| Peak | 40,446 (2025 Q3) | 39,813 (2019 Q4) |
| Year-on-year | ▲ 63 (+0.2%) yr/yr | ▼ 155 (-0.4%) yr/yr |
The VAUXHALL VIVA is rarer: 38,978 are left in the UK as of 2026 Q1, compared with 40,431 of the BMW Z4.
As of 2026 Q1 there are 40,431 BMW Z4 and 38,978 VAUXHALL VIVA still registered (taxed or SORN) in the UK, according to DVLA data.