Latest Chrome Mobile 31 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; U; Android 7.0; 4003A) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 7 One Touch Pixi 3 4"
Mozilla/5.0 (Linux; MI 9 Pro 8.1.2; XT925 Build/9.8.2Q-8-XT925_VQUL-1601) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.6380.59 Mobile Safari/537.36 GNU/Linux DROID RAZR HD
Mozilla/5.0 (Linux; MI 9 Pro 8.1.2; XT925 Build/9.8.2Q-8-XT925_VQUL-1601) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Chrome/537.36 GNU/Linux DROID RAZR HD
Mozilla/5.0 (Linux; Android Samsung 8.1.2; XT925 Build/9.8.2Q-8-XT925_VQUL-1601) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Chrome/537.36 Android 8 DROID RAZR HD
Mozilla/5.0 (Linux; Android 8.1.2; XT925 Build/9.8.2Q-8-XT925_VQUL-1601) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1651.59 Mobile ucbroswer/537.36 Android 8 DROID RAZR HD
Mozilla/5.0 (Linux; Android 8.1.2; XT925 Build/9.8.2Q-8-XT925_VQUL-1601) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 8 DROID RAZR HD
Mozilla/5.0 (Linux; Android 6.1.1; HUAWEI Y320-U10 Build/HUAWEIY320-U10) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 6 Ascend Y320
Mozilla/5.0 (Linux; Android 5.1.1; NX505J Build/LMY48G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 5 Z7 Max
Mozilla/5.0 (Linux; Android 4.4; XT1056 Build/13.11.3Q2.X-69-3-8) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Moto X
Mozilla/5.0 (Linux; Android 4.4; Nexus 4 Build/KRT16S) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Nexus 4
Mozilla/5.0 (Linux; Android 4.4; LG Optimus G Build/KRT16M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Optimus G
Mozilla/5.0 (Linux; Android 4.4.5; GT-S7582 Build/JDQ39) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Galaxy S DUOS 2
Mozilla/5.0 (Linux; Android 4.4.4; SM-A3009 Build/KTU84P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Galaxy A3 (2015)
Mozilla/5.0 (Linux; Android 4.4.2; VS415PP Build/KOT49I.VS415PP2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Optimus Zone 2
Mozilla/5.0 (Linux; Android 4.4.2; VS415PP Build/KOT49I.VS415PP1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Optimus Zone 2
Mozilla/5.0 (Linux; Android 4.4.2; SAMSUNG-SM-N900A Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Galaxy Note 3
Mozilla/5.0 (Linux; Android 4.4.2; Orange Hi 4G Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Hi 4G
Mozilla/5.0 (Linux; Android 4.4.2; Nexus 4 Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Nexus 4
Mozilla/5.0 (Linux; Android 4.4.2; N9510 Build/KVT49L) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Warp 4G
Mozilla/5.0 (Linux; Android 4.4.2; LG-VS450PP Build/KOT49I.VS450PP2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.59 Mobile Safari/537.36 Android 4 Optimus Exceed 2