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Editiorial reviews | ||
User rating |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Sound output | Stereo | Stereo |
Style | In-Ear | In-Ear |
Connectivity technology | Wired | Wired |
Headset (integrated/enclosed microphone) | yes | yes |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Colour of product | Black |
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Acoustic design | Closed | Open |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Weight | 1.76 oz | 1.55 oz |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Microphone type | In-line microphone | In-line microphone |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Cable length | 1.3 | 1.32 |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Noise-canceling | yes | yes |
Bang & Olufsen BeoPlay E4 | Bose QuietComfort 20i | |
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Battery technology | Lithium-Ion | Lithium-Ion |
Battery recharge time | 2.5 h | 2.0 h |
Battery life | 19.0 h | 16.0 h |
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