In depth comparison and review of Bang & Olufsen Beoplay Portal and Sennheiser HMDC 27. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Product Type | Headphones - Bluetooth / 2.4 GHz radio frequency - wireless, wired - 3.5 mm jack, USB-C | Headset - wired | |
|---|---|---|---|
| Height | 17.87 cm | - | |
| Width | 16.73 cm | - | |
| Depth | 9.26 cm | - | |
| Weight | 282 g | 240 g | Sennheiser HMDC 27 are lighter than Bang & Olufsen Beoplay Portal headphones. |
| Colour | Navy | Antracite black | Grey mist | - | |
| Body Material | Aluminium, rubber, composite polymer, bamboo fibre cloth | - | |
| Earpad Material | Memory foam, lambskin | - | |
| Design | Games | - | |
| Recommended Use | Game console, portable electronics, computer | Professional audio | |
| Bluetooth Range (Operating Distance) | 12 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth / 2.4 GHz radio frequency | - | |
| Bluetooth Version | Bluetooth 5.1 | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancellation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | Dolby Atmos | - | |
| Frequency Response | 20 - 22000 Hz | 8 - 18000 Hz | Bang & Olufsen Beoplay Portal offer a larger frequency range than Sennheiser HMDC 27. |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Sensitivity | 95 dB/mW | - | |
| Impedance | 24 Ohm | - | |
| Max Sound Pressure | - | 128 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | Google Fast Pair, Microsoft Swift Pair | - |
| MICROPHONE | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | - | Dynamic | |
| Microphone Operation Mode | - | Hypercardioid | |
| Frequency Response | - | 40 - 18000 Hz |
| REMOTE CONTROL | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Controls | Power on/off, volume control, microphone on/mute, play/pause, ANC/transparency | - |
|---|
| CABLE | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Cable Type | USB-C to USB-A cable - detachable - 1.25 m Headphones cable - detachable - 1.25 m |
- | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| FEATURES | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Features | - | EPOS ActiveGard | |
|---|---|---|---|
| Additional Functions | Transparency mode | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1200 mAh | - | |
| Battery Life | 24 hour(s) | - | |
| Battery Life Details | Continuous playback (active noise-cancelling on) (2.4 GHz / Bluetooth): up to 12 hours Continuous playback (active noise-cancelling on) (Bluetooth ON): up to 24 hours |
- | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) USB (24 pin USB-C) |
- |
|---|
| OTHERS | Bang & Olufsen Beoplay Portal | Sennheiser HMDC 27 |
|---|
| Included Accessories | Inflight adapter | Wind screen, cable clip, headband padding | |
|---|---|---|---|
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 3 years | - |
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