Detailed comparison and review of Poly Blackwire C725-UC and Soundcore Space Q45. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Product Type | Headset - wired - USB | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Series | 700 Series | - | |
| Height | - | 19 cm | |
| Width | - | 16.1 cm | |
| Depth | - | 8.8 cm | |
| Weight | - | 292 g | |
| Colour | - | Black | |
| Body Material | - | PC/ABS | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | - | 15 m | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Soundcore Space Q45 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.3 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Leadership Development and Advisory Council (LDAC) | |
| Bluetooth Audio Codec | - | SBC, AAC, LDAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | Adaptive Active Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 3% | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | - | 93 dB | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Ceramic | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 8000 Hz | 20 - 8000 Hz | Soundcore Space Q45 offer a larger microphone frequency range than Poly Blackwire C725-UC. |
| Sensitivity | - | -36 dB | |
| Signal-To-Noise Ratio | - | 65 dB | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Controls | Mute, volume, answer/end | Volume, play/pause, next/previous track, call |
|---|
| CABLE | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Cable Type | USB cable - 2.04 m | USB-C charge cable - detachable - 60 cm Audio cable - detachable - 60 cm |
|
|---|---|---|---|
| Cable Length | 2.04 m | - |
| FEATURES | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Features | - | Fast charge, Multipoint Pairing, LED indicator |
|---|
| BATTERY AND CHARGING | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Battery Type | - | Headphone battery lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 750 mAh | |
| Battery Life | - | 65 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 50 hours Continuous playback (noise cancelling OFF): up to 65 hours Continuous playback (with 5 min charge): up to 4 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Blackwire C725-UC | Soundcore Space Q45 |
|---|
| Included Accessories | Carrying case | Carrying case, audio cable, USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | SGS | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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