TurboVS
Sennheiser HD 505 specifications and in-depth review

Sennheiser HD 505

Manufacturer: Sennheiser

The Sennheiser HD 505 are wired over-ear headphones designed for a clear and spacious listening experience. With their open-back design, they offer a natural soundstage, making them ideal for those who enjoy high-fidelity audio. The headphones feature a 1.8 m cable and are not designed for kids or travel due to the absence of folding capabilities or included accessories like a travel bag.

These headphones deliver a broad frequency range from 12 Hz to 38500 Hz, ensuring an immersive listening experience. While they do not offer active noise cancellation, they do support spatial audio. The headphones have an impedance of 120 Ohms and a sound pressure level of 107.9 dB/mW, making them suitable for high-quality sound without passive noise isolation.

Pros
  • The over-ear fit provides a comfortable listening experience for extended periods.
  • The open-back design offers a natural and spacious soundstage.
  • Supports spatial audio for an enhanced, immersive listening experience.
Cons
  • Lacks active noise cancellation or passive noise isolation for better focus in noisy environments.
  • Does not include any form of in-line control for adjusting settings directly on the headphones.
  • Cannot be folded for easier storage or portability.
  • Does not come with a travel bag, making it less convenient for on-the-go use.
  • Not designed for kids, limiting its usability for younger users.
Who is this for?

The Sennheiser HD 505 headphones are ideal for users who prioritize high-quality sound with an open-back design, offering a spacious listening experience. They are best suited for audiophiles or those who enjoy immersive audio, especially with support for spatial audio. The over-ear fit ensures comfort for extended listening sessions, making them suitable for home or stationary use, where portability is not a concern.

Who is this NOT for?
foldable design and the absence of a travel bag make them less ideal for frequent travelers. Additionally, the absence of passive noise isolation and active noise cancellation means they may not be effective in noisy environments or for individuals seeking focused listening.

Design:

Fit Over-ear
water resistance None
can be folded ✕
is designed for kids ✕
has a tangle free cable ✕
travel bag is included ✕
has an open-back design ✓
cable length 1.8 m
has stereo speakers ✓

The Sennheiser HD 505 headphones feature an over-ear fit for comfortable listening over long periods. They are designed with an open-back design, providing a natural soundstage. However, these headphones do not include a tangle-free cable or a travel bag, and they cannot be folded for storage. Additionally, they are not designed for kids and do not offer any water resistance.

Sound quality:

has active noise cancellation (ANC) ✕
lowest frequency 12 Hz
highest frequency 38500 Hz
impedance 120 Ohms
supports spatial audio ✓
sound pressure level 107.9 dB/mW
has a neodymium magnet ✕
has passive noise reduction ✕

The Sennheiser HD 505 headphones offer a wide frequency range, spanning from 12 Hz to 38500 Hz, ensuring detailed audio reproduction. While they do not feature active noise cancellation or passive noise isolation, these headphones support spatial audio, enhancing the listening experience. With an impedance of 120 Ohms and a sound pressure level of 107.9 dB/mW, they deliver clear and impactful sound without the use of a neodymium magnet.

Power:

has a battery level indicator ✕
Has a solar power battery ✕
has a rechargeable battery ✕
has a removable battery ✕

The Sennheiser HD 505 headphones do not feature any battery-powered components. They lack a rechargeable battery, a battery level indicator, and a removable battery, meaning they do not require charging. Additionally, there is no support for solar power or other battery-related features.

Connectivity:

connectivity Wired

The Sennheiser HD 505 headphones utilize wired connectivity, offering a direct, reliable connection without the need for Bluetooth or wireless pairing. This ensures stable and uninterrupted audio performance during use.

Features:

release date February 2025
has a noise-canceling microphone ✕
has ambient sound mode ✕
has in/on-ear detection ✕
control panel placed on a device ✕
can be used as a headset ✕
Has an in-line control panel ✕

The Sennheiser HD 505 headphones do not include several modern convenience features. They lack a noise-canceling microphone, ambient sound mode, and in-line control panel, which means they do not offer advanced controls or automatic sound adjustments. Additionally, they cannot be used as a headset and do not have in/on-ear detection for automatic pause functionality.

Final Verdict

The Sennheiser HD 505 headphones are a solid choice for audiophiles seeking an immersive sound experience, thanks to their open-back design and support for spatial audio. With a comfortable over-ear fit and a wide frequency range, they excel in delivering clear, detailed audio. However, the lack of features like active noise cancellation, a foldable design, and a travel bag means they are better suited for home use rather than on-the-go listening. Overall, these headphones are ideal for users prioritizing sound quality over portability and extra features.

Popular Comparisons

Sennheiser HD 505
Sennheiser HD 505
VS
Sennheiser Accentum Plus Wireless
Sennheiser Accentum Plus Wireless
Sennheiser HD 505
Sennheiser HD 505
VS
Sennheiser HD 550
Sennheiser HD 550