| OS |
Android 9.0 (Pie), upgradable to Android 10, ColorOS 7.0 |
| Chipset |
Mediatek MT6771V Helio P70 (12 nm) |
| RAM |
8GB |
| Storage |
128GB |
| Display |
6.4 inches • 1080 x 2400 pixels (FHD+, 408 ppi) |
| Main camera |
Quad Camera: 48 MP, f/1.79, 26mm (wide), 1/2.0", 0.8µm, PDAF + 8 MP, f/2.25, 119˚ (ultrawide/macro 3cm) + 2 MP B/W, f/2.4 + 2 MP, f/2.4 (depth) |
| Selfie camera |
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm |
| Battery |
4025 mAh • Non-removable Li-Po |
| Weight |
172 g (6.07 oz) |
Latest OPPO A91 user agents:
| User Agent |
Browser | Platform |
| Mozilla/5.0 (Linux; Android 9; CPH2001) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Mobile Safari/537.36 |
Chrome Mobile 101 | Android 9A91 |
| Mozilla/5.0 (Linux; Android 10; CPH2021 Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/151.0.7922.199 Mobile Safari/537.36 open_news open_news_u_s/8161 |
Chrome Webview 151 | Android 10A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2001 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.159 Mobile Safari/537.36 Instagram 438.0.0.27.88 Android (30/11; 480dpi; 1080x2400; OPPO; CPH2001; OP4B9B; mt6771; en_GB; 1017105070; IABMV/1) |
Instagram 438 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/150.0.7871.46 Mobile Safari/537.36 |
Chrome Webview 150 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/148.0.7778.215 Mobile Safari/537.36 |
Chrome Webview 148 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.159 Mobile Safari/537.36 |
Chrome Webview 149 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.91 Mobile Safari/537.36 |
Chrome Webview 149 | Android 11A91 |
| Mozilla/5.0 (Linux; U; Android 11; CPH2001 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.93 Mobile Safari/537.36 OPR/99.3.2254.1265 |
Opera Mobile 99 | Android 11A91 |
| com.zhiliaoapp.musically/2024505040 (Linux; U; Android 9; en; CPH2001; Build/PPR1.180610.011; Cronet/TTNetVersion:c56a375e 2026-05-19 QuicVersion:f9fda2ef 2026-03-10) |
TikTok | Android 9A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2001 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/149.0.7827.91 Mobile Safari/537.36 |
Chrome Webview 149 | Android 11A91 |
| Dalvik/2.1.0 (Linux; U; Android 9; CPH2001 Build/PPR1.180610.011) |
Android Browser | Android 9A91 |
| Dalvik/2.1.0 (Linux; U; Android 10; CPH2001 Build/QP1A.190711.020) |
Android Browser | Android 10A91 |
| Dalvik/2.1.0 (Linux; U; Android 11; CPH2001 Build/RP1A.200720.011) |
Android Browser | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/148.0.7778.178 Mobile Safari/537.36 |
Chrome Webview 148 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 10; CPH2021 Build/QP1A.190711.020; xx-xx) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/148.0.7778.178 Mobile Safari/537.36/OPPO AppShellVer:2.4.85 UUID/99934d31-bacb-38d2-a70e-4c50800fc28f |
Chrome Webview 148 | Android 10A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2001 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/148.0.7778.178 Mobile Safari/537.36 |
Chrome Webview 148 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/147.0.7727.111 Mobile Safari/537.36 |
Chrome Webview 147 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 9; CPH2001 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/138.0.7204.179 Mobile Safari/537.36 |
Chrome Webview 138 | Android 9A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/147.0.7727.137 Mobile Safari/537.36 |
Chrome Webview 147 | Android 11A91 |
| Mozilla/5.0 (Linux; Android 11; CPH2021 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/147.0.7727.55 Mobile Safari/537.36 |
Chrome Webview 147 | Android 11A91 |
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