Both the AUDI Q4 and the LEXUS IS are tracked here from official DVLA licensing data, and as of 2026 Q2 there are 64,655 AUDI Q4s versus 40,251 LEXUS ISs still on UK roads. That makes the LEXUS IS the rarer of the two — there are about 1.6× as many AUDI Q4s left. Year on year their fortunes diverge: the AUDI Q4 is rising (+25.7%) while the LEXUS IS is falling (-4.6%).
| AUDI Q4 | LEXUS IS | |
|---|---|---|
| Left in the UK (2026 Q2) | 64,655 | 40,251 |
| Rarity tier | Common | Common |
| Licensed | 64,323 | 31,284 |
| SORN (off-road) | 332 | 8,967 |
| Peak | 64,655 (2026 Q2) | 63,632 (2016 Q1) |
| Year-on-year | ▲ 13,228 (+25.7%) yr/yr | ▼ 1,928 (-4.6%) yr/yr |
The LEXUS IS is rarer: 40,251 are left in the UK as of 2026 Q2, compared with 64,655 of the AUDI Q4.
As of 2026 Q2 there are 64,655 AUDI Q4 and 40,251 LEXUS IS still registered (taxed or SORN) in the UK, according to DVLA data.