Poly Voyager 4220 UC vs. Razer Kaira

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Poly Voyager 4220 UC and Razer Kaira. 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. Razer Kaira Comparison Chart
DESIGN AND DIMENSIONS Poly Voyager 4220 UC Razer Kaira
Product Type Headset - Bluetooth - wireless Headset - 2.4/5 GHz - wireless
Series UC Series -
Weight 150 g 293 g Poly Voyager 4220 UC are lighter than Poly Voyager 4220 UC headphones.
Earpad Material - FlowKnit memory foam
Recommended Use - Game console, computer
Bluetooth Range (Operating Distance) 30 m 10 m Poly Voyager 4220 UC have a greater operating distance than Razer Kaira.
SOUND QUALITY Poly Voyager 4220 UC Razer Kaira
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Adjustable Headband - Yes
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth 2.4/5 GHz radio frequency
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) -
Bluetooth Audio Codec SBC, mSBC -
Noise Isolating - Yes Razer Kaira are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects - Windows Sonic surround sound
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Sensitivity - 108 dB
Impedance 32 Ohm 32 Ohm
Diaphragm 32 mm 50 mm Razer Kaira have a thicker diaphragm than Poly Voyager 4220 UC.
Magnet Material - Razer Triforce titanium
Features SoundGuard DIGITAL Technology -
MICROPHONE Poly Voyager 4220 UC Razer Kaira
Form Factor Headset microphone -
Type Boom Boom
Microphone Operation Mode Uni-directional Uni-directional (HyperClear flexible cardioid)
Frequency Response - 100 - 10000 Hz
Sensitivity - -54 dB
Signal-To-Noise Ratio - 60 dB
Microphones Included 2 -
REMOTE CONTROL Poly Voyager 4220 UC Razer Kaira
Controls Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance
FEATURES Poly Voyager 4220 UC Razer Kaira
Features Voice alerts Xbox Wireless technology
Intelligent Assistant Alexa -
BATTERY AND CHARGING Poly Voyager 4220 UC Razer Kaira
Battery Type Headset battery rechargeable - lithium polymer Headphone battery rechargeable
Battery Capacity 360 mAh -
Battery Life 15 hour(s) 15 hour(s) Both headphones last the same amount of time on a single charge.
Battery Life Details Continuous playback: up to 15 hours
Continuous talk: up to 12 hours
-
Standby Time 312 hours -
Charging Time 1.5 hour(s) -
CONNECTIONS Poly Voyager 4220 UC Razer Kaira
Connector Type Wireless adapter (4 PIN USB Type A) -
OTHERS Poly Voyager 4220 UC Razer Kaira
Included Accessories Bluetooth USB adapter, charging stand -
Service & Support - Limited warranty - 2 years
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