Poly Voyager 4220 UC vs. Sony WH-CH520

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Poly Voyager 4220 UC 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.

Headphones Specifications Comparison

Poly Voyager 4220 UC vs. Sony WH-CH520 Comparison Chart
DESIGN AND DIMENSIONS Poly Voyager 4220 UC Sony WH-CH520
Product Type Headset - Bluetooth - wireless Headphones - Bluetooth - wireless
Series UC Series -
Weight 150 g 147 g Sony WH-CH520 are lighter than Poly Voyager 4220 UC headphones.
Colour - Beige | Black | Blue | White
Body Material - Recycled plastic
Recommended Use - Portable electronics
Bluetooth Range (Operating Distance) 30 m 10 m Poly Voyager 4220 UC have a greater operating distance than Sony WH-CH520.
SOUND QUALITY Poly Voyager 4220 UC Sony WH-CH520
Headphones Form Factor On-ear On-ear
Ear Cups Type - Closed
Adjustable Headband - Yes
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 Poly Voyager 4220 UC.
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, mSBC SBC, AAC
Sound Output Mode Stereo Stereo
Sound Effects - Digital Sound Enhancement Engine (DSEE), 360 Reality Audio
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Impedance 32 Ohm -
Diaphragm 32 mm 30 mm Poly Voyager 4220 UC 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 SoundGuard DIGITAL Technology MultiPoint Technology, Google Fast Pair, Microsoft Swift Pair
MICROPHONE Poly Voyager 4220 UC Sony WH-CH520
Form Factor Headset microphone Built-in
Type Boom -
Microphone Operation Mode Uni-directional -
Microphones Included 2 -
REMOTE CONTROL Poly Voyager 4220 UC Sony WH-CH520
Controls Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant Volume, play/pause, skip track
CABLE Poly Voyager 4220 UC Sony WH-CH520
Cable Type - USB-C charge cable
FEATURES Poly Voyager 4220 UC Sony WH-CH520
Features Voice alerts -
Internet of Things (IoT) Compatible - Yes
Voice Control - Direct
Intelligent Assistant Alexa Siri, Google Assistant
BATTERY AND CHARGING Poly Voyager 4220 UC Sony WH-CH520
Battery Type Headset battery rechargeable - lithium polymer Headphone battery rechargeable
Battery Capacity 360 mAh -
Battery Life 15 hour(s) 50 hour(s) Sony WH-CH520 lasts longer on a single charge than the Poly Voyager 4220 UC.
Battery Life Details Continuous playback: up to 15 hours
Continuous talk: up to 12 hours
Continuous playback: up to 50 hours
Continuous talk: up to 40 hours
Standby Time 312 hours 200 hours Poly Voyager 4220 UC have longer standby time than Sony WH-CH520.
Charging Time 1.5 hour(s) 3 hour(s) Poly Voyager 4220 UC recharge faster than Poly Voyager 4220 UC.
CONNECTIONS Poly Voyager 4220 UC Sony WH-CH520
Connector Type Wireless adapter (4 PIN USB Type A) USB (power only) (USB Type-C)
Bluetooth
OTHERS Poly Voyager 4220 UC Sony WH-CH520
Included Accessories Bluetooth USB adapter, charging stand -
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