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HiFiMAN HE 1000 Unveiled vs Sennheiser HD 820: which should you buy?

On aggregated review scores the HiFiMAN HE 1000 Unveiled comes out ahead with an HearWiki score of 88. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: HiFiMAN HE 1000 Unveiled - Outstanding overall at around $2299.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

HiFiMAN HE 1000 Unveiled
Sound9.5
Value7.5
Sennheiser HD 820
Sound9.0
Value5.0

Specifications

Specification comparison of HiFiMAN HE 1000 Unveiled vs Sennheiser HD 820
SpecHiFiMAN HE 1000 UnveiledSennheiser HD 820
TypeOver-EarOver-Ear
Price (USD)$2299$1949
HearWiki score88 / 100 · Outstanding82 / 100 · Great
Released20242018
Audio
Driverplanardynamic
Driver size-56 mm
Drivers per side21
Frequency response8Hz-65kHz6Hz-48kHz
Impedance28 Ω300 Ω
Sensitivity95 dB/mW103 dB/mW
Sensitivity (dB/Vrms)-103
Wireless
Multipoint pairingNoNo
Features
Active noise cancellingNoNo
Design
Weight450 g360 g
Detachable cableYesYes
USB-C-No
Balanced connectionYesYes

What reviewers said

HiFiMAN HE 1000 Unveiled

The HE1000 Unveiled is a premium open-back planar headphone that elevates high-end performance with a remarkably expansive, precise soundstage and detailed, engaging vocals. It delivers top-tier resolution and dynamics for its price, though its exposed driver cups demand careful handling and it lacks a 4.4mm cable in the box. Overall, it stands as a highly accomplished flagship for discerning listeners.

  • Pro:Outstanding resolution and dynamics
  • Pro:Very large, precise soundstage
  • Pro:Engaging vocal presentation
  • Con:Exposed cups require careful handling
  • Con:No 4.4mm cable included
  • Con:High price point

Sennheiser HD 820

The Sennheiser HD 820 is a premium closed-back flagship that uses a ring-radiator dynamic driver to deliver a wide, airy soundstage unusual for this design. It excels in detail retrieval, controlled bass, and solid build quality, but demands a high-quality amplifier and carries a steep price that may not justify itself for everyone.

  • Pro:Wide, open-sounding stage for closed-back headphones
  • Pro:Excellent detail and clarity across the frequency range
  • Pro:Tight, well-controlled bass response
  • Con:Very expensive for the performance offered
  • Con:Requires a powerful dedicated amplifier to sound its best
  • Con:Closed-back tuning may not match the openness of the HD 800 S

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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