Hifiman HE400i #1

Hifiman HE400i variant 1

Hifiman HE400i variant 2

Hifiman HE400i variant 3

Hifiman HE400i variant 4

Hifiman HE400i

View at Hifiman

Frequency Response: : 20Hz-35KHz
Sensitivity : 93dB
Impedance : 35 Ohms
Weight : 370g
Cable Length : 1.5m
Plug : 3.5mm/6.35mm

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Reviews

Online Reviews & Mentions

HiFiMAN HE-400i Planar Magnetic Over-the-Ear Headphones Review

5/28/2025

Hifiman HE-400i Review - Major HiFi

HiFiMAN HE-400i | Headphone Reviews and Discussion - Head-Fi.org

HiFiMAN HE-400i (Gear & Review) - Explorations in Audio

HiFiMAN HE-400i planar magnetic headphones

4/16/2015

YouTube Reviews

Thumbnail of the video review https://www.youtube.com/watch?v=YGqMfGXaur0

Audiophiliac

Audiophiliac viewers show off their new, vintage, DIY, horn, desktop audio systems!

1/4/2021

Thumbnail of the video review https://www.youtube.com/watch?v=adJuofAJIEs

Joshua Valour

Is this the BEST "NEW" Budget Planar? HE400i Review

10/19/2020

Thumbnail of the video review https://www.youtube.com/watch?v=YBf5wU4u75k

DMS

HiFi Gift Recommendations! Headphones! Speakers! Accessories!

11/29/2020

Thumbnail of the video review https://www.youtube.com/watch?v=y3Or5lRTDkw

Adrian

Toronto AudioFest 2021 Quick Video

10/24/2021

Thumbnail of the video review https://www.youtube.com/watch?v=37vLPWYVwrc

DMS

What Headphones You Should Get! // January 2018

1/30/2018

Thumbnail of the video review https://www.youtube.com/watch?v=V73JQtMLYPk

DMS

Hifiman HE-400i - REVIEW

7/23/2017

Thumbnail of the video review https://www.youtube.com/watch?v=AzE949Kp7Kg

Jay's Iyagi

Hifiman Sundara review - Best $500 Planar Headphone 2019

11/28/2018

Thumbnail of the video review https://www.youtube.com/watch?v=guEsrK2Jywk

Jay's Iyagi

Hifiman He5se review - Best Planar Headphone For Bass 2019

11/29/2018

Thumbnail of the video review https://www.youtube.com/watch?v=0zVXePV1GyA

Z Reviews

Z Review - Hifiman HE400i

7/7/2015

Thumbnail of the video review https://www.youtube.com/watch?v=sVbbUzXyhG0

Zero Fidelity

The Hi-Fi Man HE400i Review

2/10/2016

Forum Mentions

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