How to Check Battery Health on MacBook: Step-by-Step Guide (2025)

Maintaining your MacBook’s battery health ensures longer usage and preserves performance. In 2025, Apple continues refining tools to help users monitor battery condition accurately—without needing third-party apps. This guide walks you through the best native methods to check battery health, interpret results, and extend your MacBook’s lifespan.

Why Battery Health Matters for MacBook Users

Your MacBook’s battery is a key component affecting performance and longevity. Over time, lithium-ion batteries degrade, reducing capacity. Apple’s built-in tools provide real-time insights into current health, helping you spot issues early—like swelling or charge cycle wear—so you can take action before noticeable slowdowns occur.

Using Built-in System Reports to Assess Battery Health

Apple provides a straightforward way to check battery health via System Information, available in macOS Ventura and later.

Access the Battery Report

1. Click the Apple menu > System Settings (or System Preferences).
   
2. Select Hardware > Battery.
   
3. Under Battery tab, click Battery Report.
   This report displays critical metrics: current health, maximum capacity, and charge cycles. Apple defines battery health as a percentage of original capacity—ideally above 80% for optimal performance.
   

Interpreting Health Percentages

The displayed health percentage reflects how much of the original battery capacity remains. For instance, 85% health means the battery still holds 85% of its original charge capacity. Regular checks help track gradual decline. Note: Even with 80%+ health, older batteries may not hold full charge under heavy use.

Advanced Checks with Terminal Commands

For tech-savvy users, Terminal offers deeper insights into battery behavior.

Run Battery Diagnostics via Terminal

Open Terminal (via Spotlight or Applications > Utilities). Enter:
sysctl -a | grep hwmon
Filter for battery-related entries like powertune_remaining_cycles or powertune_voltage_compensation. While not a direct health meter, these settings reveal how macOS manages battery charge and discharge, helping identify anomalies.

Using Console App for Real-Time Monitoring

Apple’s Console app lets you view live battery metrics. Launch it → select your Mac → filter by battery to see charge level, cycle count, and temperature. Combined with System Information data, this offers a full picture of current health.

Signs Your Battery Needs Attention

Even with accurate readings, watch for red flags:

• Sudden drops in charge capacity without usage changes
  
• Frequent full discharges or shutdowns
  
• Overheating during charging or use
  If concerns arise, consider professional diagnostics or replacement—Apple-authorized service centers provide certified assessments.
  

Pro Tips to Preserve Battery Longevity

• Avoid extreme charge levels (keep between 20%–80% for daily use).
  
• Disable fast charging occasionally to reduce heat stress.
  
• Update macOS regularly—Apple optimizes battery management in newer updates.
  
• Store your MacBook at 50% charge in cool environments to slow degradation.
  

Conclusion

Checking your MacBook’s battery health is simple with Apple’s native tools and Terminal. By leveraging built-in reports and advanced diagnostics, you gain real-time control over your device’s battery condition. Regular monitoring helps you maintain performance and avoid premature wear. Start checking your battery health today—your MacBook will thank you with longer, healthier use.

Take action now: Open System Settings, review your battery health, and set a monthly check reminder to keep your MacBook running its best all year long.