Side by side comparison and review of Sony WH-1000XM4 and Poly EncorePro 520V. 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 | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - NFC - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | 25.2 cm | 6.7 cm | |
| Width | 7.7 cm | 11.1 cm | |
| Length | 18.5 cm | - | |
| Depth | - | 14.9 cm | |
| Weight | 520 g | 74 g | Poly EncorePro 520V are lighter than Sony WH-1000XM4 headphones. |
| Colour | White | Black | Silver | Midnight blue | Black | |
| Earpad Material | Urethane foam | Artificial leather | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sony WH-1000XM4 can be folded. |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) | - | |
| Bluetooth Audio Codec | SBC, AAC, LDAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Ambient Sound Mode / Dual Noise Sensor | SoundGuard DIGITAL | |
| Sound Effects | Digital Sound Enhancement Engine Extreme (DSEE Extreme), Adaptive Sound Control, 360 Reality Audio | - | |
| Diaphragm | Aluminium coated LCP - 40 mm | 5.6 mm | Sony WH-1000XM4 have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sony WH-1000XM4 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium | - | |
| Features | HD Noise Canceling Processor QN1, Speak-to-chat technology, Precise Voice Pickup Technology, Quick Attention function, CCAW coil, Smart Listening Technology, Personal Noise Cancelling Optimiser, Atmospheric Pressure Optimising | - |
| MICROPHONE | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | 40 dB | |
| Sensitivity Margin | - | +/- 3dB | |
| Microphones Included | 5 | - |
| REMOTE CONTROL | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Controls | Volume control, ANC on/off | - |
|---|
| CABLE | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Cable Type | USB-C charge cable - detachable Audio cable - OFC - L shaped / mini-phone stereo 3.5 mm - 1.2 m |
- | |
|---|---|---|---|
| Cable Length | - | 78.5 cm | |
| Detachable Cable | Yes | - |
| FEATURES | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Features | Touch control | Boom mic length 135mm, 290° rotatable microphone | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Intelligent Assistant | Google Assistant, Alexa | - | |
| Sensors | Proximity sensor, touch sensor | - | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 38 hour(s) | - | |
| Battery Life Details | Continuous playback (active noise-cancelling on): up to 30 hours Continuous playback (active noise-cancelling off): up to 38 hours |
- | |
| Standby Time | 200 hours | - | |
| Charging Time | 3 hour(s) | - | |
| Included Qty | 1 | - |
| CONNECTIONS | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Connector Type | USB (power only) Bluetooth Headphones (mini-phone stereo 3.5 mm) |
Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sony WH-1000XM4 | Poly EncorePro 520V |
|---|
| Included Accessories | Carrying case, in-flight plug adapter, headphones cable (1.2 m), USB-C cable (0.2m) | - | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | Limited warranty - parts - 1 year Limited warranty - labour - 90 days |
Limited warranty - 2 years |
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