Detailed comparison and review of Poly Blackwire 8225-M 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 8225-M | Soundcore Space Q45 |
|---|
| Product Type | Headset - wired - USB-A | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 19 cm | |
| Width | - | 16.1 cm | |
| Depth | - | 8.8 cm | |
| Weight | 186 g | 292 g | Poly Blackwire 8225-M are lighter than Poly Blackwire 8225-M headphones. |
| Colour | - | Black | |
| Body Material | - | PC/ABS | |
| Bluetooth Range (Operating Distance) | - | 15 m | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | Yes | 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 | Hybrid ANC | Adaptive Active Noise Cancellation | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 3% | |
| Sensitivity | 84 dB | - | |
| Impedance | 32 Ohm | 16 Ohm | |
| Max Sound Pressure | - | 93 dB | |
| Diaphragm | 32 mm | 40 mm | Soundcore Space Q45 have a thicker diaphragm than Poly Blackwire 8225-M. |
| Magnet Material | - | Ceramic | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | Yes | - | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 20 - 8000 Hz | Poly Blackwire 8225-M offer a larger microphone frequency range than Soundcore Space Q45. |
| Sensitivity | -35 dBV/Pascal | -36 dB | |
| Signal-To-Noise Ratio | - | 65 dB | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Controls | Mute, volume, answer/end, Microsoft Teams button | Volume, play/pause, next/previous track, call |
|---|
| CABLE | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Cable Type | Headset cable - 2.2 m | USB-C charge cable - detachable - 60 cm Audio cable - detachable - 60 cm |
|
|---|---|---|---|
| Cable Length | 2.2 m | - |
| FEATURES | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Features | - | Fast charge, Multipoint Pairing, LED indicator |
|---|
| BATTERY AND CHARGING | Poly Blackwire 8225-M | 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 8225-M | Soundcore Space Q45 |
|---|
| Connector Type | Headset (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Blackwire 8225-M | Soundcore Space Q45 |
|---|
| Included Accessories | - | Carrying case, audio cable, USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | SGS | |
| Service & Support | - | Limited warranty - 2 years |
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