Side by side comparison and review of Poly Blackwire 8225-M and JBL TUNE 770NC. 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 8225-M | JBL TUNE 770NC |
|---|
| Product Type | Headset - wired - USB-A | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 186 g | 232 g | Poly Blackwire 8225-M are lighter than Poly Blackwire 8225-M headphones. |
| Colour | - | Black | Purple | Blue | White | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | JBL TUNE 770NC can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| 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) | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | Adaptive Noise Cancelling | |
| Sound Output Mode | - | Stereo | |
| Sound Effects | - | Pure Bass | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 84 dB | 100 dB | JBL TUNE 770NC have higher sensitivity than Poly Blackwire 8225-M. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 94 dB | |
| Diaphragm | 32 mm | 40 mm | JBL TUNE 770NC have a thicker diaphragm than Poly Blackwire 8225-M. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | JBL TUNE 770NC have the ability to connect to multiple devices simultaneously. |
| Features | SoundGuard DIGITAL Technology | TalkThru technology, MultiPoint Technology, Ambient Aware, Speed Charge, Smart Ambient, VoiceAware |
| MICROPHONE | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | Yes | - | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -35 dBV/Pascal | -40 dBV/Pascal |
| REMOTE CONTROL | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Controls | Mute, volume, answer/end, Microsoft Teams button | Voice assistant |
|---|
| CABLE | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Cable Type | Headset cable - 2.2 m | Charging cable - 1.2 m Audio cable - 1.2 m |
|
|---|---|---|---|
| Cable Length | 2.2 m | 1.2 m | |
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 690 mAh | |
| Battery Life | - | 70 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling on) (noise cancelling ON / Bluetooth): up to 44 hours Continuous playback (active noise-cancelling off) (noise cancelling OFF / Bluetooth): up to 70 hours Continuous playback (active noise-cancelling on) (noise cancelling ON): up to 30 hours Continuous talk (active noise-cancelling on) (noise cancelling ON): up to 30 hours Continuous talk (active noise-cancelling off) (noise cancelling OFF): up to 39 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Connector Type | Headset (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Blackwire 8225-M | JBL TUNE 770NC |
|---|
| Included Accessories | - | Audio cable, USB-C charging cable |
|---|
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