IsItAGoodCar

2018–2021 BMW Z4 (G29)

Browse our directory of 2018–2021 BMW Z4 (G29) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.

Registration Directory

Common Problems & Reliability

0
Serious
2
Moderate
1
Minor

The 2018–2021 BMW Z4 (G29) has 3 known issues. 2 are moderate concerns worth inspecting before purchase.

Soft Top Wear Marks

Moderate

Some owners report the soft top rubbing on its own frame when folded, causing shiny wear patches or premature tearing.

Est. repair cost: £0–£1,000

B58 Coolant Loss / PCV

Moderate

The 3.0 M40i models can suffer from minor coolant loss and PCV valve membrane tearing.

Est. repair cost: £150–£500

iDrive Reboots

Minor

Occasional screen freezing and rebooting, typically fixed by over-the-air software updates.

Est. repair cost: £0

View detailed BMW Z4 (G29) fault guide

Buying Tips for the 2018–2021 BMW Z4 (G29)

  • ✓Check the soft top for wear marks
  • ✓Ensure the B58 engine (M40i) has no coolant leaks
  • ✓Test the iDrive system

Check Any Vehicle

Don't see your specific car listed? Enter any UK registration number for an instant vehicle history check — including MOT history, tax status, finance check, and write-off data.

Free Vehicle Check