Ulefone Note 21 vs Vivo Y31 5G

En bref

Marque: Ulefone; vivo
Date de sortie: janvier 2025, il y a 1 ans et 6 mois; septembre 2025, il y a 10 mois
AnTuTu: 251.000 Antutu v10 Overall performance better than 59% of devices; 456.552 Antutu v10 Overall performance better than 71% of devices

Taille: 6.56"; 6.68"
Résolution: 720 x 1612 px HD+; 720 x 1608 px HD+
Type: LCD IPS; LCD IPS
Densité: 269 ppi Medium Density; 264 ppi Medium Density
Rapport d’aspect: 20:9; 20:9
Fonctions: Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; 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

Chipset: Unisoc Tiger T606; Qualcomm Snapdragon 4 Gen 2 (SM4450)
CPU: 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55; 2x2.2 GHz Cortex A76 +6x 2.0 GHz Cortex A55
Type de CPU: Octa-Core; Octa-Core
Gravure: 12 nm; 4 nm
Fréquence: 1.6 GHz; 2.2 GHz
GPU: ARM Mali-G57; Qualcomm Adreno
RAM: 4 GB; 4 GB
Type de RAM: LPDDR4X RAM; LPDDR4X RAM
64 bits: Yes; Yes

Résolution: 13 Mpx; 50 Mpx
Ouverture: ƒ/ 2.2; ƒ/ 1.8
Capteur: Samsung S5K3L6; —
Taille de pixel: 1.12 µm; —
Taille du capteur: 1/3.1"; —
Flash: LED; LED
Stabilisation optique: No; No
Ralenti: No, 30 fps; Yes, 120 fps
Fonctions: Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 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

Capacité: 128 GB; 128 GB
Emplacement SD: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card
Type: —; eMMC 5.1 Storage

Dimensions: 75.2 mm 163.2 mm 9.2 mm Print 3D Model; 77.0 mm 166.1 mm 8.4 mm Print 3D Model
Poids: 196 g; 209 g
Matériaux: Plastic; Plastic
Couleurs: Black Violet; Red Green
Résistance aux chutes: Class A B C D E 113 drops without defects; —
Réparabilité: Class A B C D E; —
Surface utile: 84 %; 83 %
Résistance eau/poussière: —; IP64 , MIL-STD-810H

Système d’exploitation: Android 14 Upside-down cake Android 14; Android 15 Funtouch OS 15 (Android 15)
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 4.2 LELow energy consumption
Profils Bluetooth: A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, SBC
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
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, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS

4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), 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), B8 (900), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), n77 (3700), n78 (3500)