HiFi SPECS

A/B comparison · Headphones

Sennheiser HD 820 vs Sennheiser HD 650

Specs from both manufacturer datasheets Updated Jan 1, 2024 Scored with 10 + 10 Amazon reviews

Sennheiser HD 820 vs Sennheiser HD 650 in brief

  • Spec rows: Sennheiser HD 820 wins 0, Sennheiser HD 650 wins 1, 9 tied or not compared, of 10 rows.
  • Our scores: Sennheiser HD 820 7.7/10, Sennheiser HD 650 9.2/10.
  • Sennheiser HD 650 wins: sound quality (9.4 vs 8.4), bass response (9 vs 8.5), midrange clarity (9.5 vs 7.8), soundstage & imaging (9.5 vs 8.3), build quality (9.6 vs 6.2), comfort and fit (8.9 vs 8), noise isolation (8.7 vs 6.5), value for money (9.3 vs 6.8).
  • Tied: treble detail (8.5 each).
  • Who should buy which: The Sennheiser HD 650 wins every aspect where the two differ.
CH A Sennheiser HD 820

Sennheiser HD 820

Channel A · Over-ear · 2018
VS
CH B Sennheiser HD 650

Sennheiser HD 650

Channel B · Over-ear
Sennheiser HD 820 Sennheiser HD 650
20 Hz 100 1k 10k 20k
7.7/10Sennheiser 9.2/10Sennheiser

Rows won, of 10 compared Sennheiser 0 · Sennheiser 1 · tied or not compared 9

Datasheet · Side by side

Spec by spec

Built from both structured spec sheets. The delta chip sits on the winning side; rows with no defensible winner carry no chip.

Sound & drivers

Over-ear Wearing style Over-ear
Closed-back Design Open-back
Dynamic Driver type Dynamic
56 mm Checked against the maker's own sheet, Sep 2026 Source Driver size 42 mm Checked against the maker's own sheet, Sep 2026 Source
6 Hz to 48 kHz Checked against the maker's own sheet, Sep 2026 Source Frequency responseReference not published 10 Hz to 39.5 kHz
103 dB Max SPL 103 dB

Power, comfort, battery

300 Ω Impedance 300 Ω
360 g Checked against the maker's own sheet, Sep 2026 Source Weight 260 g lighter Checked against the maker's own sheet, Sep 2026 Source
Passive Isolation only From the Amazon listing Source Noise cancellation Passive Isolation only From the Amazon listing Source
Wired Connectivity Wired

Weight and battery figures come from each manufacturer datasheet; real world numbers vary with use.

+ Add another product Line up a third or fourth product next to these two in the comparison tool.

From our reviews

How it scored, paired

9 aspects, two channels

Sennheiser HD 820 Sennheiser HD 650
Sound quality 8.4 9.4
Bass response 8.5 9.0
Midrange clarity 7.8 9.5
Treble detail 8.5 8.5
Soundstage & imaging 8.3 9.5
Build quality 6.2 9.6
Comfort and fit 8.0 8.9
Noise isolation 6.5 8.7
Value for money 6.8 9.3

Each aspect is scored 0 to 10 in our reviews, against the rest of the class.

Availability

Where they stand on price

Sennheiser HD 820
Availability last checked Jan 1, 2024
Sennheiser HD 650
Availability last checked Jan 1, 2024

We do not show live prices; price tiers are our editorial categories. As an Amazon Associate, HiFi Specs earns from qualifying purchases. Our scores and comparisons are never influenced by affiliate partners.