Oppo A57 4G vs Ulefone Armor 21

W skrócie

Marka: Oppo; Ulefone
Data premiery: maj 2022, 4 lat 1 miesięcy temu; maj 2023, 3 lat 1 miesięcy temu
AnTuTu: 110.000 Antutu v8 Overall performance better than 51% of devices; 411.900 Antutu v10 Overall performance better than 68% of devices

Rozmiar: 6.56"; 6.58"
Rozdzielczość: 720 x 1612 px HD+; 1080 x 2408 px FHD+
Typ: LCD IPS; LCD IPS
Gęstość: 269 ppi Medium Density; 367 ppi High Density
Proporcje ekranu: 20:9; 20:9
Funkcje: Hole-punch Notch, Brightnes 480 cd/m² (typ), Max brightness HBM - 550 cd/m², 1500:1 contrast ratio, DCI-P3, 70% NTSC, 96% NTSC, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating

Rozdzielczość: 13 Mpx; 64 Mpx
Przysłona: ƒ/ 2.2; ƒ/ 1.9
Lampa błyskowa: LED; Dual LED
Stabilizacja optyczna: No; No
Slow motion: Yes, 120 fps; No, 30 fps
Funkcje: Triple camera, Digital image stabilization, Autofocus, Touch focus, Manual focus, Phase detection autofocus (PDAF), Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Matryca: —; Sony IMX686 Exmor RS
Wielkość piksela: —; 0.80 µm
Rozmiar matrycy: —; 1/1.7"

Wymiary: 75.0 mm 163.7 mm 8.0 mm Print 3D Model; 81.6 mm 176.0 mm 18.1 mm Print 3D Model
Waga: 187 g; 400 g
Materiały: Plastic; Rugged Smartphone, Polycarbonate
Kolory: Black Green; Black
Odporność na wodę/pył: IP54; IP68, IP69 , MIL-STD-810H
Powierzchnia użytkowa: 82 %; 77 %
Odporność na upadki: —; Class A B C D E 270 drops without defects
Naprawialność: —; Class A B C D E

System operacyjny: Android 12 Snow Cone ColorOS 12.1 (Android 12); Android 13 Tiramisu Android 13
Usługi Google: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.1 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Profile Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Funkcje Wi-Fi: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
Funkcje USB: Charging, OTG; Charging, OTG
Nawigacja: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)