Side by side comparison and review of Bowers & Wilkins PI7 and Poly SupraPlus SDS 1031-15. 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 | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Dimensions & Weight Details | Charging case: 50 g Earbud: 8 g |
- | |
| Colour | Charcoal | White | - | |
| Protection | IP54, water-resistant | - | |
| Recommended Use | Portable electronics, computer | - | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Balanced armature / dynamic | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Generic Attribute Profile (GATT) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD, apt-X LL, aptX Adaptive | - | |
| Active Noise Cancelling | Yes | - | Bowers & Wilkins PI7 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancelling | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 10 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Diaphragm | 9.2 mm | - | |
| Features | Dual driver, Google Fast Pair, Auto Play, Auto Pause, Ambient Pass-Through | - |
| MICROPHONE | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphones Included | 6 | - |
| REMOTE CONTROL | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Answer/end, play/pause, next/previous track, reject call, voice assistant, ANC on/off, ANC mode | Push to Talk (PTT) |
|---|
| CABLE | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB-C charge cable - detachable - 20 cm USB-C to mini-phone 3.5 mm cable - detachable |
Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| FEATURES | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Features | Fast charge, auto power on/off | - | |
|---|---|---|---|
| Sensors | Wear sensor | - |
| BATTERY AND CHARGING | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - wireless charging | - | |
|---|---|---|---|
| Battery Life | 4 hour(s) | - | |
| Battery Life Details | Continuous playback (with included charging case): up to 20 hours Continuous playback: up to 4 hours |
- | |
| Wireless Charging Standards | Qi | - | |
| Charging Time | 3 hour(s) | - |
| OTHERS | Bowers & Wilkins PI7 | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), USB-C charging cable, wireless charging case, 3.5 mm to USB-C cable | - | |
|---|---|---|---|
| Compatibility | iPhone, iPad, Android phone, Android tablet | - | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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