In depth comparison and review of Trust GXT 391 Thian 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 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - 5.8 GHz - wireless, wired - 3.5 mm jack, USB-A | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 15.9 cm | 17.8 cm | |
| Width | 8 cm | 15.5 cm | |
| Depth | 18.9 cm | 3.2 cm | |
| Weight | 197 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Trust GXT 391 Thian headphones. |
| Colour | Black | Black | |
| Earpad Material | Synthetic leather | Artificial leather | |
| Design | Games | - | |
| Recommended Use | Game console, computer | Computer |
| SOUND QUALITY | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | 5.8 GHz radio frequency | - | |
| 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) | 1% | - | |
| Sensitivity | 100 dB | 90 dB | Trust GXT 391 Thian have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | - | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | Trust GXT 391 Thian 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 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Volume | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | Headset cable - 1.2 m USB-C charge cable - 30 cm |
USB-A cable |
|---|
| BATTERY AND CHARGING | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 13 hour(s) | - |
| CONNECTIONS | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) USB (4 PIN USB Type A) |
USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Trust GXT 391 Thian | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | USB receiver | - | |
|---|---|---|---|
| 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 - 1 year | - |
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