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Is the Sennheiser HD 550 right for your home? Find out in 7 questions →Green is the best of these 3, also when they share the lead.
| This model Sennheiser HD 550 | Higher score, 71% cheaper Soundcore Space One Best on 3 facts | Higher score, 43% cheaper Soundcore Space One Pro | |
|---|---|---|---|
| Most important facts | |||
| The lowest price today at a store that ships to you, shipping included. A price with an asterisk comes from a store abroad, and its shipping cost is our own estimate. Lowest price | $349Headphones.com | $99Soundcore (brand store) best | $199Soundcore (brand store) |
| Our own score out of 10: 60% the maker’s facts and 40% store ratings. Price does not count. Score | not in our ranking | best | |
| The average of the stars buyers give at the stores, with the number of reviews behind it. We only compare it from 20 reviews. Customer rating | – | ★ 4.2 · 31 reviews | ★ 3.9 · 3 reviews |
| How the headphones cancel outside noise with microphones. Hybrid uses microphones outside and inside the cup, adaptive also adjusts to the sound around you. When it matters
When it matters less
Source
| – | Adaptive | Adaptive |
| How long the headphones or the earbuds play on one charge with noise cancelling on, as the maker states it. In this comparisonWhen it matters
When it matters less
Source
| – | 40 h | 40 h |
| What the headphones or one earbud weigh. Lighter is more comfortable for hours at a time. In this comparisonWhen it matters
When it matters less
Source
| – | 265 g best | 286.2 g |
| The Bluetooth version. A newer one connects more steadily and uses less power, if the phone has it too. In this comparisonSource
| – | 5.3 | 5.3 |
| How the sound is packed for Bluetooth. AAC suits iPhones, aptX and LDAC carry more detail from Android phones that support them. When it matters
When it matters less
Source
| – | SBC, AAC, LDAC | LDAC |
| Connected to two devices at once, such as a phone and a laptop, and switching by itself to the one that plays. When it matters
When it matters less
Source | – | yes | yes |
On November 13, 2026 the lowest price for the Sennheiser HD 550 is $349 at Headphones.com, shipping to the United States included.
Shipping included, sales tax added at checkout. We may earn a commission when you buy through our links. How we read and order prices
Based on the maker's specifications and our price data. None of our test sources has tested this model.
Product on the market since March 2025
How the headphones sit: over the ear, on the ear, in the ear canal, in the outer ear, beside the ear or on the cheekbone.
Source: eu.sennheiser-hearing.com · checked on Nov 1
Two separate earbuds with no wire between them, charged in a case.
96 of the 184 models we track have this.
Source: derived, no source of its own · checked on Nov 1
They play over Bluetooth, without a cable to the phone.
153 of the 184 models we track have this.
Source: derived, no source of its own · checked on Nov 1
Whether the ear cups are closed or open at the back. Closed keeps sound in and out, open sounds more spacious but lets everyone around you hear.
Source: eu.sennheiser-hearing.com · checked on Nov 1
What the cushions against your ears are made of. Leather and protein leather seal well but get warm, velour and fabric breathe but let more sound in.
Source: eu.sennheiser-hearing.com · checked on Nov 1
The lowest tone the maker says they play. It says little about how the bass actually sounds.
6 Hz on this model
Lowest
4 Hz Highest
50 Hz Middle
20 Hz
Lower than 82 of the 104 models we track.
Source: eu.sennheiser-hearing.com · checked on Nov 1
The highest tone the maker says they play. Adult hearing stops well below most figures.
39,500 Hz on this model
Lowest
16,000 Hz Highest
80,000 Hz Middle
29,000 Hz
Higher than 59 of the 104 models we track.
Source: eu.sennheiser-hearing.com · checked on Nov 1
The electrical resistance. Wired headphones with a high impedance need an amplifier to play loud enough.
150 Ω on this model
Lowest
15 Ω Highest
520 Ω Middle
32 Ω
Higher than 68 of the 75 models we track.
Source: eu.sennheiser-hearing.com · checked on Nov 1
The month the model came out, as far as the maker or a register shows.
Source: newsroom.sennheiser.com · checked on Nov 1
Sources: eu.sennheiser-hearing.com · newsroom.sennheiser.com
The maker
Sennheiser was founded by Fritz Sennheiser in 1945 near Hanover in Germany. Its headphones are sold by Sonova Consumer Hearing GmbH in Hanover, because the consumer business is run by Sonova AG under license from Sennheiser. Sonova has its group headquarters in Stäfa, Switzerland. The range includes the MOMENTUM 4 Wireless and the HD 600.
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