Tesla Model S (2015) Review

Tesla Model S (2015)

Recommended
18 sources analyzed
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8/10

Summary

The 2015 Tesla Model S remains a compelling entry point into the luxury EV market in 2026, offering performance that still rivals many brand-new cars. While its technology was groundbreaking at launch, prospective buyers must account for the potential costs of out-of-warranty repairs like door handles or MCU upgrades. It is best suited for enthusiasts who want flagship speed and Supercharger access at a fraction of the original $100k+ price tag. As long as the battery health is verified and the drive unit has been serviced, it represents a smart, high-value purchase for those transitioning to electric mobility.

Pros

  • The 2015 Model S offers industry-leading performance for its era, with the P85D variant delivering a massive 691 horsepower and 687 lb-ft of torque. This allows for supercar-level 0-60 mph acceleration in as little as 3.1 to 3.5 seconds, which remains competitive with modern performance EVs in 2026.
  • Tesla's Supercharger network provides a significant advantage for long-distance travel compared to other 2015-era electric vehicles. This infrastructure ensures that even a decade-old Model S can still be used for road trips with reliable, high-speed charging access that many third-party networks still struggle to match.
  • The interior features a revolutionary 17-inch vertical touchscreen that serves as the command center for the vehicle, offering a futuristic aesthetic that has aged remarkably well. This interface controls everything from climate to navigation, providing a clean, button-free cabin that many owners still find superior to traditional luxury layouts.
  • Practicality is a major strength thanks to the dual-trunk design, providing a spacious rear hatch and a functional 'frunk' for additional storage. This configuration offers significantly more cargo versatility than contemporary luxury sedans like the BMW 5 Series or Mercedes E-Class.
  • The vehicle's ride quality is exceptionally smooth and quiet, particularly when equipped with the optional air suspension system. This creates a refined driving environment that isolates passengers from road noise and vibrations, maintaining its status as a top-tier luxury cruiser.

Cons

  • The original MCU1 (Media Control Unit) is significantly outdated by 2026 standards, suffering from slow response times and a lack of support for modern software features. While a $2,000 upgrade to MCU2 is available, the base hardware's obsolescence can make the infotainment experience feel sluggish compared to newer vehicles.
  • Long-term reliability is a documented concern, with Consumer Reports specifically citing 'worse-than-average' reliability for this model year. Common failure points include the motorized door handles, which can cost $1,000 per handle to repair, and potential leaks in the panoramic sunroof.
  • Early large drive units found in the RWD and Performance models have a higher-than-average failure rate compared to later dual-motor designs. Replacing these units out of warranty can be a significant financial burden, with costs often reaching $7,000, making a thorough service history essential for buyers.

Common Issues Reported

Battery degradation is a reality for decade-old EVs, with some high-mileage units requiring full pack replacements costing upwards of $20,000.The AC drain line is known to drip onto the battery pack fuse cover, leading to rust and potential electrical issues if not mitigated with a drain extension.The 17-inch main display is prone to 'yellowing' borders or adhesive leaks (bubbles) over time, which can impair visibility and touch functionality.
Analyzed Apr 7, 2026, 09:36 AM
AInalyzer is an AI tool and might make mistakes.