Side by side comparison and review of EPOS GTW 270 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 | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 2.36 cm | - | |
| Width | 2.39 cm | - | |
| Depth | 2.31 cm | - | |
| Dimensions & Weight Details | - | Charging case: 50 g Earbud: 8 g |
|
| Colour | Grey, black, silver | Charcoal | White | |
| Protection | - | IP54, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 15 m | - | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Balanced armature / dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.0 | EPOS GTW 270 have a more advanced version of Bluetooth than Bowers & Wilkins PI7. |
| 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 | 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 EPOS GTW 270. |
| Total Harmonic Distortion (THD) | 2% | <0.3% | Bowers & Wilkins PI7 have lower total harmonic distortion than EPOS GTW 270. |
| Max Sound Pressure | 100 dB | - | |
| Diaphragm | - | 9.2 mm | |
| Features | - | Dual driver, Google Fast Pair, Auto Play, Auto Pause, Ambient Pass-Through |
| MICROPHONE | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 7500 Hz | - | |
| Sensitivity | -20 dBV/Pascal | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Controls | Answer/end, play/pause, next/previous track | Answer/end, play/pause, next/previous track, reject call, voice assistant, ANC on/off, ANC mode |
|---|
| CABLE | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Cable Type | USB-C charge cable | USB-C charge cable - detachable - 20 cm USB-C to mini-phone 3.5 mm cable - detachable |
|---|
| FEATURES | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Features | - | Fast charge, auto power on/off | |
|---|---|---|---|
| Sensors | - | Wear sensor |
| BATTERY AND CHARGING | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Battery Type | Headphone battery rechargeable | 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 | 130 min | 3 hour(s) | EPOS GTW 270 recharge faster than EPOS GTW 270. |
| OTHERS | EPOS GTW 270 | Bowers & Wilkins PI7 |
|---|
| Included Accessories | Charging case, silicone ear tip | 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 | Limited warranty - 2 years |
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