Oppo A40 vs Oppo A57 4G

En bref

Marque: Oppo; Oppo
Date de sortie: août 2024, il y a 1 ans et 9 mois; mai 2022, il y a 4 ans
AnTuTu: 253.200 Antutu v10 Overall performance better than 59% of devices; 110.000 Antutu v8 Overall performance better than 51% of devices

Taille: 6.67"; 6.56"
Résolution: 720 x 1604 px HD+; 720 x 1612 px HD+
Type: LCD IPS; LCD IPS
Densité: 264 ppi Medium Density; 269 ppi Medium Density
Rapport d’aspect: 20:9; 20:9
Fonctions: Hole-punch Notch, Refresh rate 90 Hz, Touch sampling rate 180 Hz, Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10, DCI-P3, 2.5D curved glass screen, Panda glass, Capacitive, Multi-touch, Frameless; 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

Résolution: 50 Mpx; 13 Mpx
Ouverture: ƒ/ 1.8; ƒ/ 2.2
Taille de pixel: 0.80 µm; —
Flash: Quad LED; LED
Stabilisation optique: Yes; No
Ralenti: Yes, 120 fps; Yes, 120 fps
Fonctions: Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 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

Capacité: 256 GB; 64 GB
Type: eMMC 5.1 Storage; —
Emplacement SD: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 76.1 mm 165.8 mm 7.7 mm Print 3D Model; 75.0 mm 163.7 mm 8.0 mm Print 3D Model
Poids: 186 g; 187 g
Matériaux: Plastic; Plastic
Couleurs: Purple Lilac; Black Green
Résistance eau/poussière: IP54 , MIL-STD-810H; IP54
Surface utile: 85 %; 82 %

Système d’exploitation: Android 14 Upside-down cake Funtouch OS 14 (Android 14); Android 12 Snow Cone ColorOS 12.1 (Android 12)
Mises à jour: OS updates: 1 years, Security updates: 3 years; —
Services 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 5.0 LELow energy consumption; Bluetooth 5.1 LELow energy consumption
Profils Bluetooth: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Fonctions 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
Fonctions USB: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); 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)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)