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HiFiMan HE-X4 Facts: 147 Specifications & 0 Highlights

What makes the HiFiMan HE-X4 headphone stand out in a crowded lineup? These 147 specs & features — especially general information, dimensions & weight, materials & build & audio performance — are a good start.

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HiFiMan HE-X4

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Why is HiFiMan HE-X4 better than other headphones ?

Quick Take

The essentials that matter—nothing extra

A fast snapshot of the HiFiMan HE-X4, covering its standout specification and what you can expect right out of the box.

HiFiMan HE-X4
HiFiMan HE-X4

HiFiMan HE-X4 is an open-back planar magnetic headphone designed to deliver detailed sound and spacious audio performance. It uses planar driver technology to produce clear mids, controlled bass, and natural imaging for immersive listening. With a lightweight over-ear design and detachable cable, it is built for comfortable home listening and everyday audiophile use.

Specifications & Facts 147

Specs measured. Drama avoided.

Looking to upgrade? Check the HiFiMan HE-X4 headphone with full details: price, 147 features, pros and cons, and how it stacks up vs top headphones.

General Information 17

HiFiMan HE-X4 Warranty Period

What is the warranty period?

0 HiFiMan HE-X4 0 Votes 1 Year

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HiFiMan HE-X4
HiFiMan HE-X4

Manufacturer warranty period is 1 Year, covering defects in materials and workmanship for that duration.

Duration of manufacturer’s warranty.

HiFiMan HE-X4 Intended Use

What is the intended use?

0 HiFiMan HE-X4 0 Votes Gaming

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HiFiMan HE-X4
HiFiMan HE-X4

Intended primarily for Gaming, suggesting comfort and clarity considerations that benefit long sessions and positional audio use.

The primary intended application for the headphones.

HiFiMan HE-X4 Form Factor

What is the form factor?

0 HiFiMan HE-X4 0 Votes Wired

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HiFiMan HE-X4
HiFiMan HE-X4

Form factor is Wired, reinforcing that the headphones connect via a cable rather than offering wireless operation.

The main physical form factor.

HiFiMan HE-X4 Release Year

What is the release year?

0 HiFiMan HE-X4 0 Votes 2021

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HiFiMan HE-X4
HiFiMan HE-X4

The product was released in 2021.

Year the headphones were first released.

HiFiMan HE-X4 Replaceable Cable

Is the cable replaceable?

Yes 0Votes HiFiMan HE-X4

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HiFiMan HE-X4
HiFiMan HE-X4

Yes indicates the cable is replaceable, allowing you to swap it if damaged or to use aftermarket cables with different connectors or lengths.

Indicates if cable can be replaced with another.

HiFiMan HE-X4 Certification Standard

What certifications are included?

0 HiFiMan HE-X4 0 Votes CE, FCC, RoHS

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HiFiMan HE-X4
HiFiMan HE-X4

Certified to CE, FCC, and RoHS, indicating compliance with European and U.S. safety/emissions standards and restrictions on hazardous substances.

Compliance standards product meets.

Dimensions & Weight 2

HiFiMan HE-X4 Weight

What is the headphone weight?

0.93 lbs 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

Weight is 0.926 lbs (approx. 0.42 kg), which is relatively heavy for over-ear headphones and may affect long-term comfort.

Overall headphone weight without packaging.

HiFiMan HE-X4 Cable Length

What is the cable length?

4.92 ft 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

Cable length is 4.92 ft (approx. 1.50 m).

Length of the audio cable for wired use.

Materials & Build 16

HiFiMan HE-X4 Material

What is the main material of the headphones?

0 HiFiMan HE-X4 0 Votes Hybrid

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HiFiMan HE-X4
HiFiMan HE-X4

Chassis/material is listed as Hybrid, implying a combination of materials (for example metal and plastic) intended to balance strength and weight.

Primary construction material of the headphones.

HiFiMan HE-X4 Ear Cushion Material

What is the ear cushion material?

0 HiFiMan HE-X4 0 Votes Velour

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HiFiMan HE-X4
HiFiMan HE-X4

Ear cushions are made of Velour, which typically offers softer, breathable comfort but slightly less isolation than leather or memory foam.

Material of ear cushions that affects comfort and breathability.

HiFiMan HE-X4 Headband Padding Material

What is the headband padding material?

0 HiFiMan HE-X4 0 Votes Foam

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HiFiMan HE-X4
HiFiMan HE-X4

Headband padding uses Foam, which provides basic cushioning and lightweight comfort for typical listening sessions.

Padding type used in the headband.

HiFiMan HE-X4 Hinges Material

What is the hinge material?

0 HiFiMan HE-X4 0 Votes Metal

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HiFiMan HE-X4
HiFiMan HE-X4

Hinges are made from Metal, which typically increases durability and longevity compared with plastic hinges.

Material used for the folding hinges.

HiFiMan HE-X4 Color Options

What are the color options?

0 HiFiMan HE-X4 0 Votes Black

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Available colors for the headphones.

HiFiMan HE-X4 Cable Material

What is the cable material?

0 HiFiMan HE-X4 0 Votes Braided Nylon

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Construction material of the audio cable.

Audio Performance 19

HiFiMan HE-X4 Driver Size

What is the driver size?

60 mm 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

Driver size is 60 mm, a large diameter that typically helps with control, detail, and low-frequency extension.

Diameter of the driver unit.

HiFiMan HE-X4 Acoustic Design

What is the acoustic design?

0 HiFiMan HE-X4 0 Votes Open Back

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HiFiMan HE-X4
HiFiMan HE-X4

Acoustic design is Open Back, which typically yields a more airy, natural sound but offers less isolation and increased sound leakage compared to closed-back designs.

Headphone enclosure type.

HiFiMan HE-X4 Low Frequency Response

What is the lowest frequency response?

20 Hz 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

The low-frequency response extends down to 20 Hz, providing accurate sub-bass reproduction rather than artificially boosted bass.

Lowest audible frequency reproduced.

HiFiMan HE-X4 Impedance

What is the impedance?

25 ohm 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

Impedance is 25 ohm, making these headphones easy to drive from portable devices without requiring a dedicated high-voltage headphone amplifier.

Electrical resistance of headphones.

HiFiMan HE-X4 High Frequency Response

What is the highest frequency response?

20,000 Hz 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

High-frequency response reaches 20000 Hz, covering the standard audible range up to 20 kHz for detailed treble reproduction.

Highest audible frequency reproduced.

HiFiMan HE-X4 Sound Pressure Level

What is the sound pressure level?

91 dB 0Votes

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HiFiMan HE-X4
HiFiMan HE-X4

Sound pressure level (sensitivity) is 91 dB, indicating the SPL produced per unit input and useful when comparing efficiency between headphones.

Acoustic pressure output.

Connectivity & Compatibility 17

HiFiMan HE-X4 Connection Type

What is the connection type?

0 HiFiMan HE-X4 0 Votes Wired

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HiFiMan HE-X4
HiFiMan HE-X4

Connection type is Wired, so these headphones connect via cable and do not provide native wireless (Bluetooth) operation.

Defines whether headphones connect via cable, wireless, or both.

HiFiMan HE-X4 Operating System Compatibility

What operating systems are supported?

0 HiFiMan HE-X4 0 Votes Windows, MacOS, Android, iOS, Linux

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HiFiMan HE-X4
HiFiMan HE-X4

Compatible with Windows, MacOS, Android, iOS, and Linux, covering all major desktop and mobile platforms for broad interoperability.

Operating systems the headphones work with.

HiFiMan HE-X4 Bluetooth Profiles Supported

What Bluetooth profiles are supported?

0 HiFiMan HE-X4 0 Votes A2DP

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HiFiMan HE-X4
HiFiMan HE-X4

Supports the A2DP Bluetooth profile for high-quality audio streaming from compatible devices.

Bluetooth profiles enabled for different functions.

HiFiMan HE-X4 Pairing Memory Capacity

How many devices can the headphones remember?

0 HiFiMan HE-X4 0 Votes 1

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HiFiMan HE-X4
HiFiMan HE-X4

Pairing memory capacity is 1, meaning the headphones will remember a single previously paired device at a time.

Number of devices the headphones can remember for quick reconnection.

HiFiMan HE-X4 Connector Plug Type

What is the connector plug type?

0 HiFiMan HE-X4 0 Votes 3.5mm

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Type of physical connector for wired use.

HiFiMan HE-X4 Detachable Cable Connector Type

What detachable cable connector is used?

0 HiFiMan HE-X4 0 Votes 3.5mm

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Connector type used for detachable cables.

Controls & Features 17

HiFiMan HE-X4 On Device Controls

Do the headphones have on-device controls?

No 0Votes HiFiMan HE-X4

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Indicates if headphones have physical or touch controls on the unit.

HiFiMan HE-X4 Track Skipping Controls

Do the headphones support track skipping?

No 0Votes HiFiMan HE-X4

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Indicates if users can skip tracks directly on the headphones.

HiFiMan HE-X4 Volume Limiter

Do the headphones have a volume limiter?

No 0Votes HiFiMan HE-X4

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Allows setting a maximum volume for hearing protection.

HiFiMan HE-X4 Call Answer Controls

Do the headphones support call answering on-device?

No 0Votes HiFiMan HE-X4

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Indicates if calls can be answered using headphone controls.

HiFiMan HE-X4 Gesture Controls

Do the headphones support gesture controls?

No 0Votes HiFiMan HE-X4

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Indicates if gestures like swipe or tap are supported.

HiFiMan HE-X4 Touch Sensitivity Adjustment

Do the headphones allow touch sensitivity adjustment?

No 0Votes HiFiMan HE-X4

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Indicates if touch control sensitivity can be adjusted.

Microphone & Calling 12

HiFiMan HE-X4 Built In Microphone

Do the headphones have a built-in microphone?

No 0Votes HiFiMan HE-X4

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Indicates if the headphones have a built-in microphone.

HiFiMan HE-X4 Detachable Boom Mic

Do the headphones have a detachable boom mic?

No 0Votes HiFiMan HE-X4

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Indicates if headphones support a detachable boom mic.

HiFiMan HE-X4 Noise Cancelling Microphone

Is the microphone noise cancelling?

No 0Votes HiFiMan HE-X4

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Indicates if microphone has active noise cancelling.

HiFiMan HE-X4 Beamforming Microphone

Does the microphone support beamforming?

No 0Votes HiFiMan HE-X4

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Uses multiple mics to focus on voice direction.

HiFiMan HE-X4 Echo Cancellation

Do the headphones support echo cancellation?

No 0Votes HiFiMan HE-X4

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Reduces echo during calls.

HiFiMan HE-X4 Wind Noise Reduction

Do the headphones reduce wind noise?

No 0Votes HiFiMan HE-X4

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Minimizes wind interference during outdoor use.

Noise Control 9

HiFiMan HE-X4 Passive Seal Quality

What is the passive seal quality?

0 HiFiMan HE-X4 0 Votes Poor

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HiFiMan HE-X4
HiFiMan HE-X4

The passive seal performance is Poor, so expect less isolation from external noise and more sound leakage compared with designs that have a better seal.

Quality of physical seal for blocking noise.

HiFiMan HE-X4 Active Noise Cancellation

Do the headphones support active noise cancellation?

No 0Votes HiFiMan HE-X4

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Indicates if the headphones have ANC technology.

HiFiMan HE-X4 ANC Level Adjustment

Can ANC levels be adjusted?

No 0Votes HiFiMan HE-X4

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Whether ANC intensity can be adjusted.

HiFiMan HE-X4 Passive Noise Isolation

Do the headphones provide passive noise isolation?

No 0Votes HiFiMan HE-X4

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Physical sealing and padding to block noise.

HiFiMan HE-X4 Transparency Mode Level Adjustment

Can transparency levels be adjusted?

No 0Votes HiFiMan HE-X4

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Allows adjustment of transparency mode strength.

HiFiMan HE-X4 Adaptive Sound Control

Do the headphones feature adaptive sound control?

No 0Votes HiFiMan HE-X4

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Automatically adjusts noise control based on environment.

Battery & Power 8

HiFiMan HE-X4 Replaceable Battery

Is the battery replaceable?

No 0Votes HiFiMan HE-X4

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Indicates if the battery can be replaced.

HiFiMan HE-X4 Quick Charge Support

Does it support quick charging?

No 0Votes HiFiMan HE-X4

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Whether quick charge is supported.

HiFiMan HE-X4 Wireless Charging Support

Does it support wireless charging?

No 0Votes HiFiMan HE-X4

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Supports wireless charging.

HiFiMan HE-X4 Overcharge Protection

Does it have overcharge protection?

No 0Votes HiFiMan HE-X4

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Protects battery from overcharging.

HiFiMan HE-X4 Power Saving Mode

Does it have a power saving mode?

No 0Votes HiFiMan HE-X4

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Extends battery life by reducing power use.

HiFiMan HE-X4 Battery Indicator

Does it have a battery indicator?

No 0Votes HiFiMan HE-X4

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Shows battery level on device.

Smart & Extra Features 16

HiFiMan HE-X4 AI Upscaling Audio

Does it feature AI audio upscaling?

No 0Votes HiFiMan HE-X4

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Enhances lower-quality audio using AI algorithms.

HiFiMan HE-X4 Head Tracking For Spatial Audio

Does it support head tracking for spatial audio?

No 0Votes HiFiMan HE-X4

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Supports dynamic spatial audio through head tracking.

HiFiMan HE-X4 Dolby Atmos Support

Is Dolby Atmos supported?

No 0Votes HiFiMan HE-X4

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Indicates Dolby Atmos surround compatibility.

HiFiMan HE-X4 Hi Res Audio Certification

Is it Hi-Res certified?

No 0Votes HiFiMan HE-X4

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Shows if headphones meet Hi-Res audio standards.

HiFiMan HE-X4 Custom Sound Profiles

Can you create custom sound profiles?

No 0Votes HiFiMan HE-X4

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Allows personalized sound settings.

HiFiMan HE-X4 Learning EQ Adaptation

Does it adapt EQ through learning?

No 0Votes HiFiMan HE-X4

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AI adjusts EQ over time based on listening habits.

Accessories 14

HiFiMan HE-X4 Carrying Case Type

What type of carrying case is included?

0 HiFiMan HE-X4 0 Votes Hard Case

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HiFiMan HE-X4
HiFiMan HE-X4

Includes a Hard Case for storage and transport, providing rigid protection against impacts and crushing.

The type of carrying case included.

HiFiMan HE-X4 Protective Pouch

Is a protective pouch included?

Yes 0Votes HiFiMan HE-X4

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HiFiMan HE-X4
HiFiMan HE-X4

Yes means a protective pouch is included for storing and transporting the headphones when not in use.

Indicates if a protective pouch is included.

HiFiMan HE-X4 Audio Cable

Is an audio cable included?

Yes 0Votes HiFiMan HE-X4

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HiFiMan HE-X4
HiFiMan HE-X4

Yes indicates the headphones include a wired audio cable for direct, low-latency connections to sources.

Indicates if an audio cable is provided.

HiFiMan HE-X4 Carry Case

Is a carry case included?

No 0Votes HiFiMan HE-X4

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Whether a carry case is bundled with the headphones.

HiFiMan HE-X4 Extra Ear Tips

Are extra ear tips included?

No 0Votes HiFiMan HE-X4

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Indicates if extra ear tips are provided.

HiFiMan HE-X4 Extra Earpads

Are extra earpads included?

No 0Votes HiFiMan HE-X4

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Indicates if spare earpads are provided.

Surveys

Because hot takes deserve votes.

HiFiMan HE-X4 Sound Quality

How would you rate the overall sound quality of these headphones?

Excellent — Clear, balanced, and immersive sound 0Votes
Very good — Great clarity with rich tones 0Votes
Decent — Clear mids but limited depth 0Votes
Average — Lacks detail or balance 0Votes
Poor — Muffled or distorted sound 0Votes

HiFiMan HE-X4 Bass Performance

How strong and accurate is the bass performance on these headphones?

Powerful — Deep and clean low-end 0Votes
Strong — Noticeable and satisfying bass 0Votes
Balanced — Good mix of lows and highs 0Votes
Weak — Light or flat bass response 0Votes
Poor — No real bass presence 0Votes

HiFiMan HE-X4 Comfort and Fit

How comfortable do these headphones feel during long listening sessions?

Extremely comfortable — Feels weightless for hours 0Votes
Comfortable — Slight pressure after long use 0Votes
Average — Fine for short periods 0Votes
Tight — Uncomfortable after an hour or two 0Votes
Unpleasant — Difficult to wear for long 0Votes

HiFiMan HE-X4 Noise Cancellation

How effective is the noise cancellation feature on these headphones?

Excellent — Blocks over 90% of external noise 0Votes
Good — Reduces most background sounds 0Votes
Fair — Works in moderate noise only 0Votes
Weak — Minimal difference noticed 0Votes
Poor — Hardly blocks any noise 0Votes

HiFiMan HE-X4 Battery Life

How long does the battery last on a full charge?

Excellent — Over 40 hours 0Votes
Good — 30 to 40 hours 0Votes
Average — 20 to 30 hours 0Votes
Short — 10 to 20 hours 0Votes
Very short — Under 10 hours 0Votes

HiFiMan HE-X4 Build Quality and Durability

How durable and sturdy do these headphones feel?

Very durable — Lasts over 5 years 0Votes
Solid — Feels high-quality and strong 0Votes
Decent — Works fine but not rugged 0Votes
Weak — Shows wear within a year 0Votes
Fragile — Breaks or cracks easily 0Votes

HiFiMan HE-X4 Connectivity

How smooth and reliable is the Bluetooth or wired connection of these headphones?

Excellent — Connects instantly, never drops 0Votes
Good — Stable with rare issues 0Votes
Decent — Occasional lag or delay 0Votes
Weak — Disconnects sometimes 0Votes
Poor — Frequently loses connection 0Votes

HiFiMan HE-X4 Design and Style

How stylish and appealing do these headphones look?

Very stylish — Modern and premium design 0Votes
Attractive — Clean and sleek look 0Votes
Decent — Looks fine but simple 0Votes
Basic — Functional but plain 0Votes
Unappealing — Bulky or outdated design 0Votes

HiFiMan HE-X4 Portability

How easy is it to carry and store these headphones when not in use?

Very portable — Folds compactly and lightweight 0Votes
Easy to carry — Compact with carrying case 0Votes
Manageable — Moderate size and weight 0Votes
Bulky — Hard to pack in small bags 0Votes
Very bulky — Difficult to travel with 0Votes

HiFiMan HE-X4 Pricing

How would you describe the price of these headphones for their sound and features?

Great value for money 0Votes
Pretty good price 0Votes
Fair deal 0Votes
Kinda pricey 0Votes
Crazy expensive 0Votes

Reviews 0

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Average Rating

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