Detailed comparison and review of Sennheiser PXC 550-II and Sony WH-CH520. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 17.4 cm | - | |
| Width | 13.6 cm | - | |
| Depth | 6.3 cm | - | |
| Weight | 227 g | 147 g | Sony WH-CH520 are lighter than Sennheiser PXC 550-II headphones. |
| Colour | - | Beige | Black | Blue | White | |
| Body Material | - | Recycled plastic | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sony WH-CH520 have a more advanced version of Bluetooth than Sennheiser PXC 550-II. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | SBC, AAC | |
| Active Noise Cancelling | Yes | - | Sennheiser PXC 550-II are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine (DSEE), 360 Reality Audio | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | Sennheiser PXC 550-II offer a larger frequency range than Sony WH-CH520. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 490 Ohm | - | |
| Diaphragm | 32 mm | 30 mm | Sennheiser PXC 550-II have a thicker diaphragm than Sony WH-CH520. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Sony WH-CH520 have the ability to connect to multiple devices simultaneously. |
| Features | - | MultiPoint Technology, Google Fast Pair, Microsoft Swift Pair |
| MICROPHONE | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | 50 - 10000 Hz | - | |
| Sensitivity | -34 dBV/Pascal | - | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | Volume, play/pause, skip track |
|---|
| CABLE | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Cable Type | USB charge cable Audio cable |
USB-C charge cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Internet of Things (IoT) Compatible | Yes | Yes | |
|---|---|---|---|
| Voice Control | - | Direct | |
| Intelligent Assistant | Siri, Google Assistant, Alexa | Siri, Google Assistant | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Battery Type | Headphone battery rechargeable - lithium | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 30 hour(s) | 50 hour(s) | Sony WH-CH520 lasts longer on a single charge than the Sennheiser PXC 550-II. |
| Battery Life Details | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
Continuous playback: up to 50 hours Continuous talk: up to 40 hours |
|
| Standby Time | - | 200 hours | |
| Charging Time | 3 hour(s) | 3 hour(s) | The charging of both headphones last the same time. |
| CONNECTIONS | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
USB (power only) (USB Type-C) Bluetooth |
|---|
| OTHERS | Sennheiser PXC 550-II | Sony WH-CH520 |
|---|
| Included Accessories | Carrying case, airplane adapter | - | |
|---|---|---|---|
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | - |
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