Vivo Y31 5G vs Xiaomi Redmi 15A 5G

In sintesi

Marca: vivo; Xiaomi
Data di uscita: settembre 2025, 9 mesi fa; marzo 2026, 3 mesi fa
AnTuTu: 456.552 Antutu v10 Overall performance better than 71% of devices; 479.500 Antutu v10 Overall performance better than 72% of devices
Prezzo di lancio: —; ₹ 12,999.00 ($ 137.92)

Dimensione: 6.68"; 6.9"
Risoluzione: 720 x 1608 px HD+; 720 x 1600 px HD+
Tipo: LCD IPS; LCD IPS
Densità: 264 ppi Medium Density; 254 ppi Medium Density
Rapporto d’aspetto: 20:9; 20:9
Caratteristiche: Hole-punch Notch, SGS Certified, Refresh rate 120 Hz, Max brightness HBM - 1000 cd/m², 1500:1 contrast ratio, Color LED Notifications, Scratch resistant, 2.5D curved glass screen, Capacitive, Frameless; Water Drop Notch, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 800 cd/m², TÜV Rheinland Eye Comfort Certification, 83% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 4 Gen 2 (SM4450); Unisoc T8300
CPU: 2x2.2 GHz Cortex A76 +6x 2.0 GHz Cortex A55; 2x2.2 GHz – Cortex A78 + 6x2 GHz – Cortex A55
Tipo di CPU: Octa-Core; Octa-Core
Processo: 4 nm; 6 nm
Frequenza: 2.2 GHz; 2.3 GHz
GPU: Qualcomm Adreno; Mali-G57 MP2
RAM: 4 GB; 4 GB
Tipo di RAM: LPDDR4X RAM; LPDDR4X RAM
64 bit: Yes; Yes

Risoluzione: 50 Mpx; 32 Mpx
Apertura: ƒ/ 1.8; ƒ/ 2.0
Flash: LED; LED
Stabilizzazione ottica: No; No
Slow motion: Yes, 120 fps; No, 30 fps
Caratteristiche: Flicker sensor, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Dual camera, Digital image stabilization, 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, Dual capture
Dimensione pixel: —; 1.12 µm

Capacità: 128 GB; 64 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: 77.0 mm 166.1 mm 8.4 mm Print 3D Model; 79.5 mm 171.6 mm 8.2 mm Print 3D Model
Peso: 209 g; 210 g
Materiali: Plastic; Plastic
Colori: Red Green; Black Blue Violet
Resistenza ad acqua/polvere: IP64 , MIL-STD-810H; IP52
Superficie utile: 83 %; 84 %

Sistema operativo: Android 15 Funtouch OS 15 (Android 15); Android 16 HyperOS 3.X (Android 16)
Servizi 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 4.2 LELow energy consumption; Bluetooth 5.4 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, SBC; A2DP (Advanced Audio Distribution Profile), HID (Human Interface 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
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
USB: USB Type-C; USB Type-C
Funzioni USB: Charging, OTG; Charging, OTG
Navigazione: GPS, A-GPS, GLONASS, Beidou, QZSS; GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), n77 (3700), n78 (3500); n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n38 (2600), n41 (2500), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)