In depth comparison and review of Sony WH-CH720N and Poly Blackwire C5220. 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 | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - 3.5 mm jack, USB-A | |
|---|---|---|---|
| Series | - | Blackwire 5200 series | |
| Weight | 192 g | 164.2 g | Poly Blackwire C5220 are lighter than Sony WH-CH720N headphones. |
| Colour | Black | Blue | White | Black | |
| Body Material | Recycled plastic | - | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Ambient Sound Mode / Dual Noise Sensor | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Digital Sound Enhancement Engine (DSEE), 360 Reality Audio | - | |
| Frequency Response | 7 - 20000 Hz | - | |
| Sensitivity | 108 dB | 90 dB | Sony WH-CH720N have higher sensitivity than Poly Blackwire C5220. |
| Impedance | - | 32 Ohm | |
| Diaphragm | 30 mm | 28 mm | Sony WH-CH720N have a thicker diaphragm than Poly Blackwire C5220. |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sony WH-CH720N have the ability to connect to multiple devices simultaneously. |
| Features | MultiPoint Technology, Precise Voice Pickup Technology, Google Fast Pair, Microsoft Swift Pair, Processor V1, Automatic Wind Noise Reduction, adaptive mode | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | - | |
| Noise Cancelling | - | Yes | Poly Blackwire C5220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Controls | Volume, play/pause, skip track, voice assistant | Mute, volume, answer/end |
|---|
| CABLE | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB-C cable - detachable |
USB-A cable - 21.7 cm | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Features | - | 280° rotatable microphone | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Voice Control | Direct | - | |
| Intelligent Assistant | Google Assistant, Alexa | - |
| BATTERY AND CHARGING | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 50 hour(s) | - | |
| Battery Life Details | Continuous talk (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous talk: up to 40 hours Continuous playback: up to 50 hours |
- | |
| Charging Time | 3.5 hour(s) | - |
| CONNECTIONS | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Connector Type | USB (power only) (USB Type-C) Headphones (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
USB (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sony WH-CH720N | Poly Blackwire C5220 |
|---|
| Included Accessories | USB-C cable, 3.5 mm audio cable | Carrying case | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams, Certified for Zoom Rooms, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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