Side by side comparison and review of Sennheiser HD 400S and Apple AirPods Max. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 18.73 cm | |
| Width | - | 16.86 cm | |
| Depth | - | 8.34 cm | |
| Weight | 217 g | 384.8 g | Sennheiser HD 400S are lighter than Sennheiser HD 400S headphones. |
| Dimensions & Weight Details | - | Headphones: 16.86 cm x 8.34 cm x 18.73 cm / 384.8 g Case: 134.5 g |
|
| Colour | Black | Green | Space grey | Silver | Sky blue | Pink | |
| Body Material | - | Stainless steel, anodised aluminium | |
| Earpad Material | - | Memory foam, mesh textile | |
| Headband Material | - | Knit mesh | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 400S can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Active Noise Cancelling | - | Yes | Apple AirPods Max are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | Sennheiser HD 400S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Adaptive EQ | |
| Frequency Response | 18 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Impedance | 18 Ohm | - | |
| Max Sound Pressure | 120 dB | - | |
| Magnet Material | - | Neodymium magnet | |
| Features | - | Apple H1 chip |
| MICROPHONE | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | - | 9 |
| REMOTE CONTROL | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume, play/pause, next/previous track, voice assistant, answer call, ANC/transparency |
|---|
| CABLE | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Cable Type | Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m | USB-C to Lightning cable - detachable | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Features | - | On-ear detection | |
|---|---|---|---|
| Intelligent Assistant | - | Siri | |
| Sensors | - | Accelerometer, gyro sensor, position sensor, optical sensor, case-detect sensor | |
| Additional Functions | - | Wireless audio sharing, transparency mode, spatial audio with dynamic head tracking |
| BATTERY AND CHARGING | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling on): up to 20 hours Continuous playback (spatial audio on): up to 20 hours Continuous talk: up to 20 hours |
| CONNECTIONS | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sennheiser HD 400S | Apple AirPods Max |
|---|
| Included Accessories | - | Charging case, Lightning to USB-C cable | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, iPod, Mac | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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