Poly Blackwire 3320-M vs. Logitech Zone Wireless 2 UC

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Poly Blackwire 3320-M and Logitech Zone Wireless 2 UC. 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 Blackwire 3320-M vs. Logitech Zone Wireless 2 UC Comparison Chart
DESIGN AND DIMENSIONS Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Product Type Headset - wired - USB-C Headset - Bluetooth - wireless - USB-C via Bluetooth adapter
Series Blackwire 3300 series -
Height 17.8 cm 18.39 cm
Width 15.5 cm 17.91 cm
Depth 3.2 cm 7 cm
Weight 130 g 230 g Poly Blackwire 3320-M are lighter than Poly Blackwire 3320-M headphones.
Dimensions & Weight Details - USB-C receiver: 1.24 cm x 2.66 cm x 0.65 cm
USB-A adapter: 1.54 cm x 2.45 cm x 0.87 cm
Colour Black Graphite
Body Material - Low carbon aluminiu, 20% post-consumer recycled plastic
Earpad Material Foam -
Recommended Use Portable electronics, computer Portable electronics, computer
Bluetooth Range (Operating Distance) - 50 m
SOUND QUALITY Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Headphones Form Factor On-ear On-ear binaural
Adjustable Headband Yes -
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.2
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Serial Port Profile (SPP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec - SBC, AAC, aptX, aptX HD
Active Noise Cancelling Yes Yes Both headphones are equipped with active noice cancellation.
Active Noise Cancelling Technology SoundGuard Hybrid ANC
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Audio Output Details - Multimedia - 20 - 20000
Communication - 100 - 8000
Sensitivity 116 dB -
Impedance 32 Ohm -
Max Sound Pressure 118 dB -
Diaphragm 32 mm 40 mm Logitech Zone Wireless 2 UC have a thicker diaphragm than Poly Blackwire 3320-M.
Simultaneously Connectable Devices Qty (Multipoint) - 2 Logitech Zone Wireless 2 UC have the ability to connect to multiple devices simultaneously.
Features Dynamic EQ optimised Google Fast Pair, Advanced Call Clarity
In-Cord Volume Control Yes -
MICROPHONE Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Form Factor - Headset microphone
Type Boom Boom
Microphone Technology - Condenser
Microphone Operation Mode - Omni-directional
Noise Cancelling - Yes Logitech Zone Wireless 2 UC microphone can cancel out ambient noise.
Frequency Response 100 - 10000 Hz 100 - 8000 Hz Poly Blackwire 3320-M offer a larger microphone frequency range than Logitech Zone Wireless 2 UC.
Sensitivity -38 dB -
Microphones Included - 5
REMOTE CONTROL Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Controls Mute, volume, answer/end Mute, volume, answer/end, play/pause, next/previous track, reject call, flip-to-mute, ANC/transparency
CABLE Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Cable Type - USB-C charge cable - 1.5 m
FEATURES Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Sensors - On-head detection
Additional Functions - Transparency mode
BATTERY AND CHARGING Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Battery Type - Headset battery rechargeable - Lithium Ion
Battery Life - 18 hour(s)
Battery Life Details - Continuous playback (active noise-cancelling on): up to 22 hours
Continuous talk (active noise-cancelling on): up to 15 hours
Continuous playback (active noise-cancelling off): up to 40 hours
Continuous talk (active noise-cancelling off): up to 18 hours
Continuous talk (active noise-cancelling on) (with advanced call clarity): up to 12 hours
Continuous talk (active noise-cancelling off) (with advanced call clarity): up to 14 hours
Continuous talk (with 5 min charge): up to 1 hour
Charging Time - 2 hour(s)
CONNECTIONS Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Connector Type USB (24 pin USB-C) -
OTHERS Poly Blackwire 3320-M Logitech Zone Wireless 2 UC
Included Accessories - Travel bag, USB-C charging cable, USB-C to USB-A adapter, USB-C receiver
Compatibility Mac, Windows iPhone, iPad, Android phone, Chrome OS, Mac, Windows, Android tablet
Software Certification Certified for Microsoft Teams Optimised for UC
Supported Host Device OS Windows 10, macOS -
Compliant Standards - ADA, FSC, CarbonNeutral, G616, EN 50332-2
Service & Support - Limited warranty - 2 years
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