Latest Opera Mobile 22 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; U; Android 8.1.0; DUB-LX1 Build/HUAWEIDUB-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/122.0.6261.105 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 8 Y7 (2019)
Mozilla/5.0 (Linux; U; Android 8.1.0; COL-L29 Build/HUAWEICOL-L29; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/65.0.3325.109 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 8 Honor 10
Mozilla/5.0 (Linux; U; Android 7.1.1; CPH1801 Build/NMF26F; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/61.0.3163.98 Mobile Safari/537.36 OPR/22.0.2254.113440 Android 7 A71 (2018)
Mozilla/5.0 (Linux; U; Android 6.0; ZTE BLADE A610 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.76 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 Blade A610
Mozilla/5.0 (Linux; U; Android 6.0; NCE-AL00 Build/HUAWEINCE-AL00; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/51.0.2704.81 Mobile Safari/537.36 OPR/22.0.2254.113440 Android 6 Enjoy 6
Mozilla/5.0 (Linux; U; Android 6.0; LG-K350 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/65.0.3325.109 Mobile Safari/537.36 OPR/22.0.2254.112608 Android 6 K8
Mozilla/5.0 (Linux; U; Android 6.0; karbonn K9 Viraat 4G Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/53.0.2785.124 Mobile Safari/537.36 OPR/22.0.2254.113473 Android 6 K9 Viraat 4G
Mozilla/5.0 (Linux; U; Android 6.0; BLU STUDIO G2 Build/S010Q; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36 OPR/22.0.2254.113473 Android 6 Studio G2
Mozilla/5.0 (Linux; U; Android 6.0; BLU DASH M2 Build/D090; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36 OPR/22.0.2254.113473 Android 6 Dash M2
Mozilla/5.0 (Linux; U; Android 6.0; BLU DASH M2 Build/D090; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2013.91 Mobile Safari/537.36 OPR/22.0.2254.113473 Android 6 Dash M2
Mozilla/5.0 (Linux; U; Android 6.0.1; SM-G532G Build/MMB29T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36 OPR/22.0.2254.112936 Android 6 Galaxy J2 Prime
Mozilla/5.0 (Linux; U; Android 6.0.1; Redmi Note 3 Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.132 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 Redmi Note 3
Mozilla/5.0 (Linux; U; Android 6.0.1; Redmi 4X Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.80 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 Redmi 4X
Mozilla/5.0 (Linux; U; Android 6.0.1; Redmi 3X Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.76 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 Redmi 3X
Mozilla/5.0 (Linux; U; Android 6.0.1; Redmi 3S Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/56.0.2924.87 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 Redmi 3S
Mozilla/5.0 (Linux; U; Android 6.0.1; ASUS_Z00ED Build/MMB29P; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/56.0.2924.87 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 6 ZenFone 2 Laser
Mozilla/5.0 (Linux; U; Android 5.1; ZTE T630 Build/LMY47D; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36 OPR/22.0.2254.112931 Android 5 Blade X5
Mozilla/5.0 (Linux; U; Android 5.1; TurboPhone4G 05 Build/LMY47D; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/56.0.2924.87 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 5 Unknown
Mozilla/5.0 (Linux; U; Android 5.1; LYO-L21 Build/HUAWEILYO-L21; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/50.0.2661.86 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 5 Y6 II Compact
Mozilla/5.0 (Linux; U; Android 5.1; Lenovo A1010a20 Build/LMY47I; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/56.0.2924.87 Mobile Safari/537.36 OPR/22.0.2254.113472 Android 5 A Plus