AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Bmw 740i
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $7,500–$12,000
The 2021 BMW 740I demonstrates strong reliability with minimal complaints and no recalls. Its advanced safety systems have minor concerns, suggesting above-average long-term dependability.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| brake pads | 30,000–50,000 miles | $400–$600 | common |
| tires | 25,000–40,000 miles | $700–$1,100 | common |
| battery | 50,000–70,000 miles | $150–$300 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil and filter changes
- tire rotation and balancing
- brake fluid replacement
- cabin air filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- warning lights on dashboard
- unusual tire wear patterns
- battery warning light
Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.