Side by side comparison and review of Amazon Echo Buds and Bowers & Wilkins PI7. 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 | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | Charging case: 7.7 cm x 5.7 cm x 2.9 cm / 70 g Earbud: 2.2 cm x 2.3 cm x 2.4 cm / 7.6 g |
Charging case: 50 g Earbud: 8 g |
|
| Colour | - | Charcoal | White | |
| Protection | Sweat-resistant, water-resistant | IP54, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Amazon Echo Buds | 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 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Serial Port Profile (SPP), 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, aptX HD, apt-X LL, aptX Adaptive | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Bose Active Noise Reduction | Adaptive Noise Cancelling | |
| Noise Isolating | Yes | - | Amazon Echo Buds are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | 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 | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Controls | Mute, voice assistant | Answer/end, play/pause, next/previous track, reject call, voice assistant, ANC on/off, ANC mode |
|---|
| CABLE | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable - detachable - 20 cm USB-C to mini-phone 3.5 mm cable - detachable |
|---|
| FEATURES | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Features | - | Fast charge, auto power on/off | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Sensors | Accelerometer, proximity sensor, touch sensor | Wear sensor |
| BATTERY AND CHARGING | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 5 hour(s) | 4 hour(s) | Amazon Echo Buds lasts longer on a single charge than the Bowers & Wilkins PI7. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 20 hours Continuous talk (with included charging case): up to 16 hours Continuous talk: up to 4 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) |
| CONNECTIONS | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Amazon Echo Buds | Bowers & Wilkins PI7 |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), 3 pairs of wing tips (small, medium, large) | 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 | |
| Compliant Standards | IPX4 | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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