Oppo A57 4G vs Xiaomi Redmi K40S

In sintesi

Marca: Oppo; Xiaomi
Data di uscita: maggio 2022, 4 anni fa; marzo 2022, 4 anni e 2 mesi fa
AnTuTu: 110.000 Antutu v8 Overall performance better than 51% of devices; 785.648 Antutu v10 Overall performance better than 80% of devices

Dimensione: 6.56"; 6.67"
Risoluzione: 720 x 1612 px HD+; 1080 x 2400 px FHD+
Tipo: LCD IPS; AMOLED Samsung E4
Densità: 269 ppi Medium Density; 395 ppi High Density
Rapporto d’aspetto: 20:9; 20:9
Caratteristiche: 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; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 360 Hz, Peak brightness - 1300 cd/m², Max brightness HBM - 900 cd/m², 5000000:1 contrast ratio, Always-On Display, HDR10+, DCI-P3, MEMC, Dolby Vision, Scratch resistant, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless

Chipset: Mediatek Helio G35; Qualcomm Snapdragon 870 (SM8250-AC)
CPU: 8x Cortex A53 2.3 GHz; 1x Cortex A77 3.20 GHz + 3x Cortex A77 2.4 GHz + 4x Cortex A55 1.8 GHz
Tipo di CPU: Octa-Core; Octa-Core
Processo: 12 nm; 7 nm
Frequenza: 2.3 GHz; 3.2 GHz
GPU: IMG PowerVR GE8320 680MHz; Qualcomm Adreno 650
RAM: 4 GB; 6 GB
Tipo di RAM: LPDDR4X RAM; RAM LPDDR5
64 bit: Yes; Yes

Risoluzione: 13 Mpx; 48 Mpx
Apertura: ƒ/ 2.2; ƒ/ 1.79
Flash: LED; LED
Stabilizzazione ottica: No; Yes
Slow motion: Yes, 120 fps; Yes, 960 fps
Caratteristiche: 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; 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
Sensore: —; Sony IMX582 Exmor RS
Dimensione pixel: —; 0.60 µm
Dimensione sensore: —; 1/2.96"

Dimensioni: 75.0 mm 163.7 mm 8.0 mm Print 3D Model; 75.9 mm 163.2 mm 7.7 mm Print 3D Model
Peso: 187 g; 195 g
Materiali: Plastic; Plastic
Colori: Black Green; Black Blue Silver Green
Resistenza ad acqua/polvere: IP54; IP53
Superficie utile: 82 %; 86 %

Sistema operativo: Android 12 Snow Cone ColorOS 12.1 (Android 12); Android 14 Upside-down cake HyperOS (Android 14)
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 5.1 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, 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, WiFi 6 (802.11ax)
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, Wi-Fi MiMO
USB: USB Type-C; USB Type-C
Funzioni USB: Charging, OTG; Charging, OTG
Navigazione: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)

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), B8 (900), B18 (800), B19 (800), B26 (850), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), 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), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)

Impronta digitale: Yes, on the side; Yes, on the side
Accelerometro: Yes; Yes
Giroscopio: Yes; Yes
Prossimità: Yes; —
Sensore di luce: Yes; Yes
Sistema di raffreddamento: No; Yes
Audio: Stereo Speakers; Dolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphones