Blackview BV4900 vs Oppo A57 5G

In sintesi

Marca: Blackview; Oppo
Data di uscita: settembre 2020, 5 anni e 8 mesi fa; aprile 2022, 4 anni e 1 mesi fa
AnTuTu: 61.000 Antutu v8 Overall performance better than 50% of devices; 439.200 Antutu v10 Overall performance better than 70% of devices

Dimensione: 5.7"; 6.56"
Risoluzione: 720 x 1440 px HD+; 720 x 1612 px HD+
Tipo: LCD IPS; LCD IPS
Densità: 282 ppi Medium Density; 269 ppi Medium Density
Rapporto d’aspetto: 18:9; 20:9
Caratteristiche: Without Notch, Scratch resistant, Dragontrail glass, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 90 Hz, Peak brightness - 600 cd/m², Max brightness HBM - 600 cd/m², DCI-P3, Full sRGB standard, sRGB standard, 100% NTSC, 96% NTSC, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Risoluzione: 8 Mpx; 13 Mpx
Apertura: ƒ/ 2.4; ƒ/ 2.2
Sensore: Sony IMX134 Exmor RS; —
Dimensione pixel: 1.12 µm; —
Dimensione sensore: 1/4"; —
Flash: LED; LED
Stabilizzazione ottica: No; No
Slow motion: No, 30 fps; No, 30 fps
Caratteristiche: Digital zoom, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Dual camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacità: 5580 mAh; 5000 mAh
Tipo: Li-Polymer; Li-Ion
Ricarica rapida: Yes , 5.0W; Yes , 10.0W
Caratteristiche: Reverse charging, Non-removable; Reverse charging, Non-removable

Capacità: 32 GB; 128 GB
Tipo: eMMC 5.1 Storage; UFS Storage 2.2
Slot SD: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensioni: 78.1 mm 157.5 mm 13.7 mm Print 3D Model; 75.1 mm 163.8 mm 8.0 mm Print 3D Model
Peso: 261 g; 186 g
Materiali: Rugged Smartphone, Polycarbonate; Plastic
Colori: Black Yellow Green Orange; Blue Lilac
Resistenza ad acqua/polvere: IP68, MIL-STD-810G; —
Superficie utile: 68 %; 84 %

Sistema operativo: Android 10 Q Android 10; Android 12 Snow Cone ColorOS 12.1 (Android 12)
Servizi Google: With Google Mobile Services; Without Google Mobile services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.2 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, SBC, AAC
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
Funzioni Wi-Fi: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
Funzioni USB: Charging, OTG; Charging, OTG
Navigazione: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo
USB: —; USB Type-C

4G LTE: B1 (2100), B3 (1800), B7 (2600), B8 (900), B20 (800), B40 (TDD 2300); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B2 (1900), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), n77 (3700), n78 (3500)