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| Speakerphone test | Voice, dB | Pink noise/ Music, dB | Ringing phone, dB | Overall score |
| Nokia 8 | 88.0 | 77.1 | 81.4 | Excellent |
| HTC U11 Life | 70.9 | 75.3 | 88.0 | Excellent |
| Xiaomi Mi A1 | 74.0 | 73.9 | 90.4 | Excellent |
| Google Pixel 2 | 70.0 | 77.0 | 81.1 | Excellent |
| Razer Phone | 69.3 | 75.0 | 90.5 | Excellent |
| Sony Xperia XA1 Plus | 88.9 | 77.8 | 84.6 | Excellent |
| HTC U11+ | 91.5 | 75.4 | 90.5 | Excellent |
| Samsung Galaxy Note8 | 67.8 | 69.5 | 71.5 | Good |
| Samsung Galaxy S8+ | 68.5 | 69.4 | 71.6 | Good |
| LG G6 | 66.8 | 68.8 | 74.5 | Good |
| Google Pixel 2 XL | 66.2 | 70.4 | 78.2 | Good |
| Apple iPhone X | 68.9 | 74.0 | 76.2 | Very Good |
| LG V30 | 66.9 | 72.3 | 84.5 | Very Good |
| Apple iPhone 8 Plus | 76.0 | 74.6 | 79.0 | Excellent |
| Apple iPhone 8 | 71.7 | 77.8 | 80.3 | Excellent |