Sennheiser HD 660 S vs Sennheiser HD 650

Sennheiser HD 660 S review
vs
Sennheiser HD 650 review

Let me introduce you to a comparison of Sennheiser HD 660 S vs Sennheiser HD 650. These devices have an over-ear wearing style and can be used only with a wire. Both models are open back.

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Features

Sennheiser HD 660 S has 150 Ohm of impedance and this is exactly twice more than HD 650 does. Their frequency response is different as well. The first one works in a range between 9 Hz and 41.5 kHz and the second one — 10 Hz and 41 kHz. The sensitivity of these headphones is approximately the same, HD 660 S has 104 dB, while HD 660 has 103 dB.

Sound

The headphones Sennheiser HD 660 S allow you to have wide, expansive and superb stereo imaging and spatial imaging. Music sounds full and rich, but not particularly bright or sharp.

Sennheiser HD 650 vs Sennheiser HD 660 S has a high bass that adds a bit of muddiness to the overall sound.

Comfort and design

The wired headphones weigh the same — 260 g. They do not fold. Only the model HD 660 S has a detachable cable. An audio cable that comes with both appliances is 3 m long.

Sennheiser HD 660 has a two-tone, gray and totally black color scheme, and a nice glossy coating. The big oval cups of Sennheiser HD 660 have microfiber-like fabric inside and this is exactly what gives them a premium look.

Sennheiser HD 650 pros and cons

Sennheiser HD 650 pros and cons

Pros

  • Suitable for low-intensity, physical activity
  • Has high-tech styling
  • Impressive levels of detail and clarity

Cons

  • The metal frame of its headband is connected to the earcup by a fragile-looking joint that is susceptible to breaking under some physical stress
  • Treble has a distinct lack of brightness, this is most noticeable on vocals

Sennheiser HD 660 S pros and cons

Sennheiser HD 660 S pros and cons

Pros

  • The cups are quite large and suitable for most ear sizes and shapes
  • Perfect for movies, to get closer to the experience of being surrounded by speakers rather than one where the audio is “in your head”
  • You get a 1/4 Adapter (6,35 mm)
  • The open-back design makes the appliance breathable

Cons

  • Can feel too tight on some heads
  • No hard case or pouch to carry the headphones in

Votes 38 38
Rating 4.3 4.3

Headphones comparison chart

Overall
Sennheiser HD 660 S
8
Sennheiser HD 650
7.5
7
6
Sennheiser HD 650

Sennheiser HD 650 review

May 14, 2020

The wired headphones Sennheiser HD 650 are open-back and made for real audiophiles. If you are think...

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Common

Product

Sennheiser HD 660 S
Sennheiser HD 650

Model

HD 660 S
HD 650

Brand

Sennheiser
Sennheiser

Reviews

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