Latest Opera Mobile 121 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9.0; Redmi Note8) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.12 Android 9 Redmi Note8
Mozilla/5.0 (Linux; Android 4.2.2; PMP7280C3G_QUAD Build/JDQ39) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.122 Mobile Safari/537.36 OPR/121.0.5600.20 Android 4 PMP7280C3G QUAD
Mozilla/5.0 (Linux; Android 10; Infinix Smart 4 Plus; arm) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.4430.91 Mobile Safari/537.36 OPR/121.0.3216.58473 Android 10 Smart 4 Plus
Mozilla/5.0 ( Linux; Android 10; Infinix Smart 4 Plus; arm) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.4430.91 Mobile Safari/537.36 OPR/121.0.3216.58473 Android 10 Smart 4 Plus
Mozilla/5.0 (Linux; Android 10; SM-A115F/DS) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5551.0 Android 10 Galaxy A11
Mozilla/5.0 (Linux; Android 11; iQOO 8) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5572.0 Android 11 iQOO 8
Mozilla/5.0 (Linux; Android 11; Reno 6 Pro Plus) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5593.0 Android 11 Reno 6
Mozilla/5.0 (Linux; Android 10; Honor X10 Lite) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.12 Android 10 Honor X10 Lite
Mozilla/5.0 (Linux; Android 11; SM-G991B/DS) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5581.0 Android 11 Galaxy S21 5G
Mozilla/5.0 (Linux; Android 10; SM-A315F/DS) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.122 Mobile Safari/537.36 OPR/121.0.5600.38 Android 10 Galaxy A31
Mozilla/5.0 (Linux; Android 5.0.1; K00R) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.3 Android 5 MeMO Pad 7
Mozilla/5.0 (Linux; Android 9.0; SM-A805F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5586.0 Android 9 Galaxy A80
Mozilla/5.0 (Linux; Android 8.1; SM-M205M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.122 Mobile Safari/537.36 OPR/121.0.5600.50 Android 8 Galaxy M20
Mozilla/5.0 (Linux; Android 11; M2102K1G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5581.0 Android 11 Mi 11 Ultra
Mozilla/5.0 (Linux; Android 8.0; SM-J810M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.12 Android 8 Galaxy J8
Mozilla/5.0 (Linux; Android 10; nova 8 SE) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5581.0 Android 10 Nova 8 SE 4G
Mozilla/5.0 (Linux; Android 11; X60 Pro) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.3 Android 11 Unknown
Mozilla/5.0 (Linux; Android 11; Mi Pad5 Pro Wi-Fi) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5551.0 Android 11 Mi Pad5
Mozilla/5.0 (Linux; Android 7.1; WLZ-TL10) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.7049.42 Mobile Safari/537.36 OPR/121.0.5581.0 Android 7 Unknown
Mozilla/5.0 (Linux; Android 11; SM-T220) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.7151.27 Mobile Safari/537.36 OPR/121.0.5600.0 Android 11 Galaxy Tab A7 Lite 8.7" (2021) WiFi