Side by side comparison and review of Poly Blackwire 325 and Razer Opus X. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Poly Blackwire 325 | Razer Opus X |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 270 g | |
| Colour | - | Mercury | Quartz | |
| Earpad Material | - | Nylon, protein-leather | |
| Headband Material | Metal | - |
| SOUND QUALITY | Poly Blackwire 325 | Razer Opus X |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Active Noise Cancelling | - | Yes | Razer Opus X are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Diaphragm | - | 40 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | Razer Opus X |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | - | Yes | Razer Opus X microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Blackwire 325 | Razer Opus X |
|---|
| Controls | Mute, volume, answer/end | Volume |
|---|
| CABLE | Poly Blackwire 325 | Razer Opus X |
|---|
| Cable Type | Headset cable - 2.13 m | USB-C to USB-A cable - detachable - 50 cm | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | Razer Opus X |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Blackwire 325 | Razer Opus X |
|---|
| Battery Type | - | Headphone battery rechargeable |
|---|
| CONNECTIONS | Poly Blackwire 325 | Razer Opus X |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
- |
|---|
| OTHERS | Poly Blackwire 325 | Razer Opus X |
|---|
| Included Accessories | - | USB-C to USB-A charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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