If you’re a music lover who’s searching for a used Tesla, you might be aware of the fact that there’s an older upgraded audio option called Ultra High Fidelity Sound available on past Model S and Model X vehicles.

Ok, but what exactly is Ultra High Fidelity Sound? Is it a feature worth having? How does the sound compare to other Teslas? Do the Model 3 and Model Y have Ultra High Fidelity Sound?

These are all relevant questions to ask when you’re shopping for a used Tesla. And to help prospective buyers better understand the features available on Tesla vehicles throughout the years, we’re continuing with our Tesla Features Explained blog series, where we take an in-depth and oh-so-nerdy look at one particular Tesla feature.

Quick used buyer note: Tesla has changed audio package names, trim names, interior packages, and included equipment many times over the years. “Ultra High Fidelity Sound” is mainly a legacy Model S/X term at this point. On newer Teslas, you’re more likely to see language like Premium Audio, Premium Sound, or Immersive Sound settings instead. If audio matters to you, verify the exact car’s speaker setup, subwoofer, audio settings, and trim before buying.

So, if you want to learn all about Tesla’s Ultra High Fidelity Sound, you’ve come to the right place!

Tesla Ultra High Fidelity Sound Package 101

Confused on the specifics of this upgrade? No problem, we’ll break it down…

History of the Tesla Ultra Hi-Fi Package

Starting in 2012 with the first Model S, Tesla offered an upgraded audio package called “Sound Studio,” which was available a la carte and as part of other packages.

Originally, the cost of the Sound Studio package was $990, but the price rose later on to $2,500 after the package was renamed to Ultra High Fidelity Sound. Later Model S and Model X vehicles moved away from that old package name, and Tesla eventually bundled premium-style audio into the vehicle rather than offering “Ultra High Fidelity Sound” as a normal standalone add-on.

That naming history is important for used shoppers because sellers may use several different phrases to describe roughly the same thing: Sound Studio, Ultra High Fidelity Sound, Ultra Hi-Fi, Premium Sound, Premium Audio, or upgraded audio. Some of those terms are technically more accurate than others depending on the model year, but the practical question is the same: does the car have the upgraded speaker/subwoofer/amplifier setup or the more basic audio system?

The original Sound Studio package was created by S1NN, an audio engineering company in Germany that was later acquired by Harman Kardon (famous for their sound systems in other luxury vehicles).

Ultra High Fidelity Sound Specs

There are some big differences between the standard audio and the Ultra High Fidelity Sound package. The Tesla UFHS package adds the following:

  • 3 discrete channels (for a total of 5)
  • 5 more speakers (for a total of 11, not counting the subwoofer)
  • An 8” subwoofer (no subwoofer on the standard audio)
  • 560 total watts (up from 200 watts on the standard audio)
  • Dolby Pro-Logic
  • XM Radio

The audio system in older Model S/X vehicles is integrated into the Media Control Unit, most commonly referred to as the MCU. The MCU provides 200 watts of amplification to the standard audio system. When upgraded to Ultra High Fidelity Sound, an additional 360-watt amplifier is added behind the instrument cluster.

The 8” Ultra Hi-Fi subwoofer is mounted inside a panel under the upholstery in the right-rear section of the hatch compartment on Model S and in the same general location on Model X.

In terms of speaker sizes, they are as follows:

  • Subwoofer – 8”
  • Midrange woofer – 6”
  • Midrange speakers – 3”
  • Tweeters – 1”

Counting the subwoofer, this brings the Ultra High Fidelity speaker count to 12 (up from 7 in the standard system).

Throughout the years, Tesla has made various software improvements to its audio systems as well, including Immersive Sound settings. In newer owner manuals, Tesla generally describes audio settings in terms of equalizer, balance, and Immersive Sound “if equipped with premium audio,” rather than using the old Ultra High Fidelity Sound package name.

Does the Model 3 (and Model Y) Have Ultra High Fidelity Sound? How Does the Model 3/Y Sound System Compare to Model S/X?

The Model 3 and Model Y don’t have the old Ultra High Fidelity Sound package in its proper Model S/X form. That package name belongs to an earlier era of Tesla options.

That said, the Model 3 and Model Y have developed a very strong reputation for audio quality, especially in trims equipped with Tesla’s premium audio setup. In fact, we still think many Model 3/Y premium audio systems sound better than some older Ultra High Fidelity-equipped Model S/X vehicles. Yes, that’s right—we think they can be better.

How can that be, when the Model 3 and Model Y started as less expensive vehicles? Cabin shape, speaker placement, DSP tuning, software, and Tesla’s later audio engineering all matter. Tesla’s newer vehicles also benefited from the company learning a lot after the original Model S/X audio systems were designed.

One suggestion on why the Model 3’s sound system is so good is that supposedly Tesla hired some of the best engineers from the very famous audio company Bang & Olufsen to create the absolute best sound system possible. Some users have stated that because of this, the Model 3 sound system is better than or equal to the $10-20k Bang & Olufsen sound systems in very high-end luxury vehicles.

You can see an excellent technical review of why the Model 3 sound system is so good here, by YouTube user TAVA:

Matt Ferrell, a notable Model 3 YouTuber, also does a great review of the sound system here:

While we think the Model S and Model X are truly amazing cars in so, so many ways, it’s worth noting that our vote for best overall Tesla sound-system value often goes to the Model 3 and Model Y, especially in the right trim.

The used-buyer caveat is that not every Model 3/Y has the same audio setup. Standard Range, RWD, Long Range, Premium, Performance, and different model years can vary in speaker count, subwoofer availability, amplifier setup, and software features. So, while the Model 3/Y technically doesn’t have the Ultra High Fidelity Sound option in its proper form, some Model 3/Y premium audio systems are genuinely excellent. Like, seriously excellent.

Are There Any Aftermarket Audio Upgrade Options for The Model S and Model X Sound Systems?

Absolutely! Audio is one of most popular things to upgrade on vehicles, and there’s no reason why this can’t be done on Model S/X. It is though, a little more difficult to do than on other vehicles because of the tie-in to the MCU. For example, you can’t just pull out the head unit like you can on so many gas-powered vehicles and swap in your new deck, etc.

That said, there are a variety of aftermarket options. For example, Light Harmonic has offered plug-and-play-style Model S audio options, and there are other companies and custom installers who have created their own solutions too. Either way, the sound system in Model S/X is definitely upgradeable, and many owners do choose to customize it.

Just keep in mind that any audio work involving factory wiring, amplifiers, the MCU, door panels, or added subwoofers should be done cleanly. A sloppy audio install can create rattles, electrical issues, trim damage, warranty questions, and resale headaches. A tasteful, documented install is a very different story from a hacked-up one.

Is Tesla’s Ultra Hi-Fi Sound Package Worth It?

We believe that having a good stereo is an important part of making the driving experience fun—so yes—we think that the Ultra High Fidelity Sound system is a worthwhile option to look for when you’re searching for a used Model S or Model X.

However, audio is something that can always be upgraded later on, so if you’ve found an awesome used Tesla and it’s missing that feature, we wouldn’t recommend passing on it just because of the audio system.

For 2026 used Tesla shoppers, the best way to think about it is this: Ultra High Fidelity Sound is a nice legacy Model S/X option, but it is not the only good Tesla audio system. A newer Model 3/Y with premium audio may be the better listening experience for many buyers, while an older Model S/X with Ultra High Fidelity Sound may still be the better fit if you want a bigger flagship Tesla with the upgraded factory audio package.

And because we’ve built the Ultimate EV Marketplace at Find My Electric, it’s easier than ever to search for Teslas with the UFHS option. So, take a moment and browse our used Tesla listings to find that perfect Model S or Model X you’ve been wanting with an amazing audio system! Finally, if you’ve got a Model S or X with UFHS you want to sell, you can also list it for sale here too!