
2022 Tesla Model Y Experiences 14% Battery Loss and Slower Charging After 87,000 Miles
Updated July 13, 2026
3 min read
1 linked source
A recent test by ADAC revealed that a 2022 Tesla Model Y lost 14% of its battery capacity and exhibited a significant decrease in peak charging power after 87,000 miles. This decline in performance may impact current and prospective Tesla owners, particularly regarding charging efficiency and range. The findings raise questions about long-term battery health in electric vehicles.
Share this story
Why it matters
- ✓Potentially reduced range and charging speed could affect day-to-day usability for Tesla Model Y owners.
- ✓Long-term battery degradation may influence resale value and ownership costs for electric vehicle buyers.
- ✓Prospective buyers should consider battery longevity and charging performance as key factors in their purchasing decisions.
Reporting notes
EV Signal briefs are written to explain the verified change first, then add the context EV buyers and owners need to understand cost, availability, charging access, eligibility, or ownership impact.
If details are still developing, we try to say what is confirmed, what comes from secondary reporting, and what readers should verify before acting.
Source mix
1 linked source
1 media
Reviewed from: InsideEVs.
Battery Performance Decline in the 2022 Tesla Model Y
After 87,000 miles of driving, a 2022 Tesla Model Y has shown a notable decline in battery performance, according to a test conducted by ADAC. The vehicle experienced a 14% loss in battery capacity and a significant reduction in peak charging power, raising concerns about the long-term viability of electric vehicle batteries.
What Changed
The ADAC test documented that the Tesla Model Y's battery capacity decreased by 14% after extensive use. Additionally, the vehicle's ability to charge at peak power was adversely affected, which could lead to longer charging times and reduced convenience for owners. These findings highlight the potential for battery degradation over time, which is a critical consideration for electric vehicle owners.
Why It Matters for Buyers and Owners
The implications of this battery performance decline are significant for both current and prospective Tesla Model Y owners:
- Day-to-Day Usability: A reduction in battery capacity and charging speed can directly impact the daily driving experience, making it essential for owners to plan their charging needs more carefully.
- Resale Value: As battery health deteriorates, the resale value of the vehicle may decrease, affecting the overall cost of ownership for those looking to sell or trade in their electric vehicle.
- Purchasing Decisions: Prospective buyers should take into account the long-term performance of electric vehicle batteries, including potential degradation, when considering their options in the EV market.
Key Details from Source Material
The findings from ADAC's test are particularly relevant as they provide concrete data on how electric vehicle batteries can perform over time. The 14% capacity loss is significant, especially for a vehicle that has only been in use for a relatively short period. Additionally, the reduction in peak charging power could mean that owners may need to adjust their charging habits, potentially leading to longer wait times at charging stations.
What to Watch Next
As electric vehicle technology continues to evolve, it will be important to monitor how manufacturers address battery longevity and performance. Future tests and studies may provide further insights into the long-term health of EV batteries, and how different models compare in terms of durability and efficiency. For current and prospective Tesla Model Y owners, staying informed about these developments will be crucial in making informed decisions regarding their vehicles.
Sources
These are the documents and reports used to build this brief so readers can verify the story directly.
Comments
Log in with
Loading comments…
More in Ownership

Janus Electric to Convert 67 Diesel Trucks to Battery-Swap EVs
Janus Electric has announced plans to convert 67 Class 8 heavy-duty trucks from diesel to…
Jul 20

Florida AG Seeks to Overturn Tesla's $243M Autopilot Crash Verdict
Florida Attorney General James Uthmeier has requested a federal appeals court to overturn a $243…
Jul 20

Principia College Prepares for Electrek Formula Sun Grand Prix
Principia College is set to participate in the Electrek Formula Sun Grand Prix (FSGP), a…
Jul 20

Suzuki Owner Converts Blown Engine SUV to EV in Five Days
After a Suzuki SUV's engine failed, the owner successfully converted it into an electric vehicle…
Jul 18