In depth comparison and review of Erato RIO 3 and Bowers & Wilkins PI7. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 4.6 cm | - | |
| Width | 5.1 cm | - | |
| Depth | 3.4 cm | - | |
| Weight | 14 g | - | |
| Dimensions & Weight Details | - | Charging case: 50 g Earbud: 8 g |
|
| Colour | Yellow | Black | Turquoise | Green | Red | Silver | Charcoal | White | |
| Protection | Sweat-resistant, IPX5, water-resistant | IP54, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Balanced armature / dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Bowers & Wilkins PI7 have a more advanced version of Bluetooth than Erato RIO 3. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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 | 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 | Stereo | |
| Frequency Response | 20 - 20000 Hz | 10 - 20000 Hz | Bowers & Wilkins PI7 offer a larger frequency range than Erato RIO 3. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 14.2 mm | 9.2 mm | Erato RIO 3 have a thicker diaphragm than Bowers & Wilkins PI7. |
| Features | - | Dual driver, Google Fast Pair, Auto Play, Auto Pause, Ambient Pass-Through |
| MICROPHONE | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -38 dB | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode | Answer/end, play/pause, next/previous track, reject call, voice assistant, ANC on/off, ANC mode |
|---|
| CABLE | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Cable Type | - | USB-C charge cable - detachable - 20 cm USB-C to mini-phone 3.5 mm cable - detachable |
|---|
| FEATURES | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Features | - | Fast charge, auto power on/off | |
|---|---|---|---|
| Sensors | - | Wear sensor |
| BATTERY AND CHARGING | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 130 mAh | - | |
| Battery Life | 8 hour(s) | 4 hour(s) | Erato RIO 3 lasts longer on a single charge than the Bowers & Wilkins PI7. |
| Battery Life Details | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
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) | |
| Included Qty | 2 | - |
| OTHERS | Erato RIO 3 | Bowers & Wilkins PI7 |
|---|
| 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 | |
| Service & Support | - | Limited warranty - 2 years |
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