In depth comparison and review of Philips Fidelio X3 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 | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 23 cm | 17.8 cm | |
| Width | 19 cm | 15.5 cm | |
| Depth | 11 cm | 3.2 cm | |
| Weight | 380 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Philips Fidelio X3 headphones. |
| Colour | - | Black | |
| Earpad Material | Memory foam | Artificial leather | |
| Recommended Use | Home audio | Computer | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Adjustable Headband | - | 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 | |
| Frequency Response | 5 - 40000 Hz | - | |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | 0.1% | - | |
| Sensitivity | 100 dB/mW | 90 dB | Philips Fidelio X3 have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 30 Ohm | 32 Ohm | |
| Diaphragm | LMC - 50 mm | 28 mm | Philips Fidelio X3 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 | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | - | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | Headphones cable - detachable - 3 m | USB-A cable | |
|---|---|---|---|
| Cable Length | 3 m | - | |
| Detachable Cable | Yes | - |
| CONNECTIONS | Philips Fidelio X3 | 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 | Philips Fidelio X3 | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | 3.5 mm to 6.3 mm adapter, cable clip | - | |
|---|---|---|---|
| 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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