Latest Android 8 user agents:

User Agent Browser Device
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.5764.1012 Mobile Safari/537.36 Chrome Mobile 40 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.2241.1242 Mobile Safari/537.36 Chrome Mobile 59 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.1620.1141 Mobile Safari/537.36 Chrome Mobile 43 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.6094.1081 Mobile Safari/537.36 Chrome Mobile 53 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.4517.1540 Mobile Safari/537.36 Chrome Mobile 47 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.1856.1376 Mobile Safari/537.36 Chrome Mobile 49 Pixel 2
Mozilla/5.0 (Linux; Android 8.1.0; SM-T580 Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/138.0.7204.181 Safari/537.36 Chrome Webview 138 Galaxy Tab A 10.1" (2016) WiFi
Mozilla/5.0 (Linux; Android 8.1.0; 5033D_EEA) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.50 Mobile Safari/537.36 Chrome Mobile 95 1
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.5640.1895 Mobile Safari/537.36 Chrome Mobile 39 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.7890.1147 Mobile Safari/537.36 Chrome Mobile 39 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.8580.1415 Mobile Safari/537.36 Chrome Mobile 58 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.5934.1750 Mobile Safari/537.36 Chrome Mobile 45 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.3329.1622 Mobile Safari/537.36 Chrome Mobile 46 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.3113.1295 Mobile Safari/537.36 Chrome Mobile 41 Pixel 2
Mozilla/5.0 (Linux; Android 8.1.0; CAG-L02) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.99 Mobile Safari/537.36 Chrome Mobile 80 Y3 (2018)
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.1030.1527 Mobile Safari/537.36 Chrome Mobile 48 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.9638.1375 Mobile Safari/537.36 Chrome Mobile 56 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.5258.1165 Mobile Safari/537.36 Chrome Mobile 59 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.4206.1148 Mobile Safari/537.36 Chrome Mobile 57 Pixel 2
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.1646.1188 Mobile Safari/537.36 Chrome Mobile 40 Pixel 2