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Philips Fidelio X3 Open-Back Headphones with Hi-Res Audio

Name: Philips Fidelio X3 Open-Back Headphones with Hi-Res Audio
Brand: Philips
SKU: B0884XTXS8
Price: 134.99 USD
Availability: InStock
Rating: 4.3 (920 reviews)

4.3 (920 reviews)

Posted Apr 14, 2026Updated Apr 14, 2026

$134.99$272.36

50% OFFYou save $137.37

Get This Deal at Amazon

In StockPrice changed 2d ago

Is this a good deal?

All new Philips Fidelio X3 with wide, natural soundstage and uncolored sound
Exquisitely tuned 50 mm multi-layer polymer (with dampening gel) diaphragms - delivers exquisitely detailed highs, full and smooth midrange, and impactful (without overpowering) bass
Hi-Res Audio certified. Hear the full impact of every note when wired to a high-resolution source for a lifelike performance.
Open-back design. Wide, natural soundstage with acoustically transparent Kvadrat speaker fabric. By eliminating the air pressure build-up behind the diaphragms, an immersive and spacious sound is born.
Premium finishing also means responsibly sourced materials. The sumptuous black Muirhead Scottish leather covering the headband is sustainably and ethically sourced.
Balanced and unbalanced inputs means it is ready for your favorite headphone amp or your everyday phone and mobile devices.
Detachable Balanced and Unbalanced 3 m oxygen-free cables included
3.5 – 6.3 mm adapter cable clip are also included
Technical specifications: 5 - 40,000 Hz frequency response | Open acoustic system | 500mW maximum power input | 30 Ohm impedance | 100 db @ 1 mW sensitivity | 13.4 Oz weight

Exceptional Deal

These Philips Fidelio X3 headphones are 50% off. They are open-back studio headphones designed for detailed, natural sound. They are a good choice for home listening or critical audio work.

What we like

Open-back design creates a wide, natural soundstage
Hi-Res Audio certified for high-quality source playback
Includes both balanced and unbalanced detachable cables
Premium materials like Scottish leather headband

Watch out for

Open design leaks sound in and out
Not ideal for noisy environments or commuting

Tip: Use these in a quiet room to get the best sound and avoid disturbing others.

Our Take

Best for: Audiophiles or home listeners who want detailed sound for use in a quiet room.

The Philips Fidelio X3 are open-back headphones built for listeners who want to hear every detail in their music. They are not for blocking out the world; instead, their design lets air pass through the ear cups, which creates a very spacious and natural listening experience. It feels less like sound is being pumped into your ears and more like you are in the room with the musicians. This makes them excellent for relaxed home listening, mixing music, or gaming where positional audio is important.

What stands out is the build quality and included accessories. The headband uses real Scottish leather, which feels premium, and they come with two long, detachable cables-one balanced and one unbalanced-giving you flexibility to connect to different amplifiers or directly to a phone. The 50mm drivers are tuned for clarity, delivering crisp highs and mids with bass that is present but not overwhelming.

The main limitation is the open-back design itself. These headphones do not isolate you from background noise, and everyone around you will hear what you are listening to. They are strictly for quiet, private use. At this sale price, which is half the usual cost, they represent a significant value for anyone wanting to step into high-fidelity audio without a huge investment.

Price Analysis

At $134.99, this is a 50% discount from the listed original price of $272.36. Price history shows this model has consistently been listed around $272 for the past 180 days. This sale price appears to be a major price drop, making it an excellent time to buy.

Common Questions

Can I use these headphones with my phone?

Yes, you can use the included unbalanced cable with the 3.5mm jack on most phones. For the best sound quality, a dedicated headphone amplifier is recommended.

Are these good for noise cancellation?

No. The open-back design provides no noise isolation. They will let in all ambient noise and leak sound out, so they are not suitable for noisy places.

What does Hi-Res Audio certified mean?

It means the headphones are capable of reproducing audio frequencies beyond the range of standard CDs, allowing you to hear more detail from high-resolution music files.