Veho Z-4 vs. Poly Blackwire 3225 (3300 Series)

Headphones Comparison, Reviews and Tests

In depth comparison and review of Veho Z-4 and Poly Blackwire 3225 (3300 Series). 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.

Headphones Specifications Comparison

Veho Z-4 vs. Poly Blackwire 3225 (3300 Series) Comparison Chart
DESIGN AND DIMENSIONS Veho Z-4 Poly Blackwire 3225 (3300 Series)
Product Type Headphones - wired - 3.5 mm jack Headset - wired - USB, 3.5 mm jack
Series - 3300 Series
Height 6.7 cm 17.8 cm
Width 14.5 cm 15.5 cm
Depth 18.5 cm 3.2 cm
Weight 150 g 64 g Poly Blackwire 3225 (3300 Series) are lighter than Veho Z-4 headphones.
Colour - Black
Earpad Material - Artificial leather
Headband Material Leather -
Recommended Use Portable electronics, computer Computer
SOUND QUALITY Veho Z-4 Poly Blackwire 3225 (3300 Series)
Headphones Form Factor On-ear On-ear
Adjustable Headband - Yes
Foldable Yes - Veho Z-4 can be folded.
Connectivity Technology Wired Wired
Active Noise Cancelling - Yes Poly Blackwire 3225 (3300 Series) are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz -
Sensitivity 106 dB 90 dB Veho Z-4 have higher sensitivity than Poly Blackwire 3225 (3300 Series).
Impedance 32 Ohm 32 Ohm
Diaphragm 50 mm 28 mm Veho Z-4 have a thicker diaphragm than Poly Blackwire 3225 (3300 Series).
Features - Digital signal processing, Dynamic EQ optimised
In-Cord Volume Control Yes Yes
MICROPHONE Veho Z-4 Poly Blackwire 3225 (3300 Series)
Type - Boom
Microphone Operation Mode - Omni-directional
Frequency Response - 100 - 10000 Hz
Sensitivity - -38 dBV/Pascal
REMOTE CONTROL Veho Z-4 Poly Blackwire 3225 (3300 Series)
Controls - Mute, volume, answer/end, hold, redial
CABLE Veho Z-4 Poly Blackwire 3225 (3300 Series)
Cable Type Headphones cable - 1.2 cm USB-A cable
Cable Length 1.2 m -
CONNECTIONS Veho Z-4 Poly Blackwire 3225 (3300 Series)
Connector Type Headphones (mini-phone stereo 3.5 mm) USB (4 PIN USB Type A)
Headset (mini-phone stereo 3.5 mm)
OTHERS Veho Z-4 Poly Blackwire 3225 (3300 Series)
Compatibility iPhone, iPad, iPod, Android phone, Mac, Windows Mac, Windows
Software Certification - Skype Certified, Avaya Certified, Cisco Jabber Certified
Supported Host Device OS - Windows 10, macOS, Windows 11
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