In depth comparison and review of Trust GXT 448 Nixxo 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.
| DESIGN AND DIMENSIONS | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 20.4 cm | 17.8 cm | |
| Width | 23 cm | 15.5 cm | |
| Depth | 9.8 cm | 3.2 cm | |
| Weight | 350 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Trust GXT 448 Nixxo headphones. |
| Colour | - | Black | |
| Earpad Material | Synthetic leather | Artificial leather | |
| Recommended Use | Game console, computer | Computer |
| SOUND QUALITY | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| 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 | - | |
| Total Harmonic Distortion (THD) | 5% | - | |
| Sensitivity | 112 dB | 90 dB | Trust GXT 448 Nixxo have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 25 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 28 mm | Trust GXT 448 Nixxo have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Magnet Material | Neodymium | - | |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Volume, microphone on/mute | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | Headset cable - braided fabric - 2.3 m | USB-A cable | |
|---|---|---|---|
| Cable Length | 2.3 m | - |
| FEATURES | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Additional Functions | LED backlight | - |
|---|
| CONNECTIONS | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) USB (power only) |
USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Trust GXT 448 Nixxo | Poly Blackwire 3225 (3300 Series) |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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