Side by side comparison and review of Devialet Gemini 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 | Devialet Gemini | Bowers & Wilkins PI7 |
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Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
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Dimensions & Weight Details | Charging case: 5.8 cm x 7.4 cm x 3.1 cm / 76 g Earbud: 1.8 cm x 3.3 cm x 1.5 cm / 8 g |
Charging case: 50 g Earbud: 8 g |
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Colour | Matte black | Charcoal | White | |
Protection | Splashproof, IPX4, dust-proof | IP54, water-resistant | |
Recommended Use | Portable electronics | Portable electronics, computer | |
High-Resolution Audio | - | Yes |
SOUND QUALITY | Devialet Gemini | Bowers & Wilkins PI7 |
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Headphones Form Factor | In-ear | In-ear | |
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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), 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 | Yes | Both headphones are equipped with active noice cancellation. |
Active Noise Cancelling Technology | Internal Delay Compensation technology | Adaptive Noise Cancelling | |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 5 - 20000 Hz | 10 - 20000 Hz | Devialet Gemini offer a larger frequency range than Bowers & Wilkins PI7. |
Total Harmonic Distortion (THD) | <0.1% | <0.3% | Devialet Gemini have lower total harmonic distortion than Devialet Gemini. |
Diaphragm | 10 mm | 9.2 mm | Devialet Gemini have a thicker diaphragm than Bowers & Wilkins PI7. |
Features | Ear Active Matching, Pressure Balance Architecture | Dual driver, Google Fast Pair, Auto Play, Auto Pause, Ambient Pass-Through |
MICROPHONE | Devialet Gemini | Bowers & Wilkins PI7 |
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Form Factor | Built-in | Built-in | |
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Microphones Included | - | 6 |
REMOTE CONTROL | Devialet Gemini | Bowers & Wilkins PI7 |
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Controls | Play/pause, voice assistant, ANC/ambient | Answer/end, play/pause, next/previous track, reject call, voice assistant, ANC on/off, ANC mode |
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CABLE | Devialet Gemini | Bowers & Wilkins PI7 |
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Cable Type | Charging cable - detachable | USB-C charge cable - detachable - 20 cm USB-C to mini-phone 3.5 mm cable - detachable |
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FEATURES | Devialet Gemini | Bowers & Wilkins PI7 |
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Features | Touch control | Fast charge, auto power on/off | |
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Intelligent Assistant | Siri, Google Assistant | - | |
Sensors | - | Wear sensor |
BATTERY AND CHARGING | Devialet Gemini | Bowers & Wilkins PI7 |
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Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
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Battery Life | 6 hour(s) | 4 hour(s) | Devialet Gemini lasts longer on a single charge than the Bowers & Wilkins PI7. |
Battery Life Details | Continuous playback (noise cancelling ON): up to 6 hours Continuous talk: up to 4 hours Continuous talk (noise cancelling OFF): up to 4.5 hours Continuous playback (with included charging case): up to 24 hours |
Continuous playback (with included charging case): up to 20 hours Continuous playback: up to 4 hours |
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Wireless Charging Standards | - | Qi | |
Charging Time | 1.5 hour(s) | 3 hour(s) | Devialet Gemini recharge faster than Devialet Gemini. |
OTHERS | Devialet Gemini | Bowers & Wilkins PI7 |
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Included Accessories | Charging case, charging cable, 4 pairs of ear tips (XS, 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 | |
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Compatibility | - | iPhone, iPad, Android phone, Android tablet | |
Compliant Standards | IPX4 | - | |
Service & Support | - | Limited warranty - 2 years |