2021 BMW Z4 Report
Known issues, recalls, running costs, and what to check before you buy.

Overall Score
Key Takeaways
- The Z4's 3.0-liter, six-cylinder engine paired with an 8-speed automatic transmission provides spirited performance.
- Expect an EPA-estimated combined fuel economy of 25 MPG, with premium fuel required.
- Significant recall campaigns have targeted the fuel system, starter assembly, and seat belts, necessitating verification of completed repairs.
- The absence of consumer complaints is noted, but does not negate the importance of addressing recall items.
2021 BMW Z4
Critical Failure Risk
Recalls indicate a risk of fuel tank weld failure, potentially leading to fuel leaks. This is a critical safety concern.
Early detection can help you avoid a $500-$1,500 repair.
Safety & Bulletins
Owner Complaints
No primary complaint themes found.
Performance & Efficiency
Reliability
Practicality
The score is mainly limited by limited seating.
Who This Car Is For
Best for
Drivers prioritizing engaging handling and convertible motoring.
+2 more buyer-fit notes in the full report
Avoid if
Budget-conscious buyers seeking low-cost, hassle-free transportation.
+2 more buyer-fit warnings in the full report
2021 BMW Z4 Reliability Analysis
Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2021 BMW Z4.
Vehicle Specs
- Fuel Type
- Premium
- Seating Capacity
- 2
- Transmission
- Automatic
- Drivetrain
- RWD/Rear-Wheel Drive
- Body Style
- Coupe
- EPA Combined MPG
- 25
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Most Common Issues
1. Fuel System Leaks
Most reportedUsage data observed
2. Starter Assembly Fire Risk
Usage data observed
First Service Interval
- Oil Change (0W-20 Synthetic) (Parts: 0W-20 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection
Est. shop cost: $150 - $250
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FAQ
Is the 2021 BMW Z4 reliable?
The CarFocal Reliability Score for the 2021 BMW Z4 is 7.9/10. Reliability score is 7.9/10. NHTSA recalls: 7. Owner complaints: 0.
How practical is the 2021 BMW Z4 for daily use?
Practicality score is 2.9/10. The score is mainly limited by limited seating. EPA combined economy is 25 MPG. Seating capacity is 2.
What is the overall score for the 2021 BMW Z4?
The CarFocal Overall Score for the 2021 BMW Z4 is 6.5/10. Overall score is 6.5/10 (Good). Confidence 55%. Maintenance 7.9/10. Practicality 2.9/10.
What does it cost to own and maintain a 2021 BMW Z4?
Based on Carfocal's data, First listed service: - Oil Change (0W-20 Synthetic) (Parts: 0W-20 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake System Inspection at 10,000 miles. Estimated first-year maintenance: $400 - $700. Repair prediction highlight: Fuel Tank (typical at 50,000 miles, estimated cost Min: $500 • Max: $1,500).
What engine is in the 2021 BMW Z4?
Engine specs list 6 • 3.0.
What transmission does the 2021 BMW Z4 use?
According to CarFocal's specs for the 2021 BMW Z4, transmission is Automatic. The paired drivetrain is RWD/Rear-Wheel Drive.
Does the 2021 Z4 require Premium gas?
Manufacturer fuel recommendation: Premium.
What is the combined EPA MPG for the 2021 BMW Z4?
EPA combined estimate is 25 MPG.
What driver assistance and safety features are available on the 2021 BMW Z4?
10 standard and 5 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.
How many people fit in a 2021 BMW Z4?
According to CarFocal's specs for the 2021 BMW Z4, seating capacity is 2.
What body style is the 2021 BMW Z4?
According to CarFocal's specs for the 2021 BMW Z4, body style is coupe.
What drivetrain does the 2021 BMW Z4 use?
According to CarFocal's specs for the 2021 BMW Z4, drivetrain is RWD/Rear-Wheel Drive. Transmission is Automatic.
Are there open safety recalls on the 2021 BMW Z4?
This model year has 7 official safety campaigns listed.
Should buyers consider alternatives to the 2021 BMW Z4?
Alternatives listed in this guide: 2021 Audi TT and 2021 Porsche 718 Boxster.