Samsung Galaxy A15 4G vs Vivo Y21d

En bref

Marque: Samsung; vivo
Date de sortie: décembre 2023, il y a 2 ans et 6 mois; novembre 2025, il y a 7 mois
AnTuTu: 420.000 Antutu v10 Overall performance better than 69% of devices; 222.000 Antutu v10 Overall performance better than 56% of devices

Taille: 6.5"; 6.68"
Résolution: 1080 x 2340 px FHD+; 720 x 1608 px HD+
Type: Super AMOLED; LCD IPS
Densité: 396 ppi High Density; 264 ppi Medium Density
Rapport d’aspect: 20:9; 20:9
Fonctions: Water Drop Notch, Refresh rate 90 Hz, Peak brightness - 800 cd/m², Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 90 Hz, Peak brightness - 1000 cd/m², Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 83% NTSC, LED Notifications, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Helio G99 (MT6789); Unisoc Tiger T612 / T7225
CPU: 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
Type de CPU: Octa-Core; Octa-Core
Gravure: 6 nm; 12 nm
Fréquence: 2.2 GHz; 1.8 GHz
GPU: Mali-G57 MC2; Mali-G57 MP1
RAM: 4 GB; 4 GB
64 bits: Yes; Yes
Type de RAM: —; LPDDR4X RAM

Résolution: 50 Mpx; 50 Mpx
Ouverture: ƒ/ 1.8; ƒ/ 1.8
Flash: LED; Dual LED
Stabilisation optique: No; No
Ralenti: Yes, 240 fps; Yes, 120 fps
Fonctions: Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Manual 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, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

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

Dimensions: 76.8 mm 160.1 mm 8.4 mm Print 3D Model; 77.0 mm 166.1 mm 8.4 mm Print 3D Model
Poids: 200 g; 209 g
Matériaux: Plastic; Plastic , Splash resistant design
Couleurs: Black Blue Yellow Cyan; Green Coral
Surface utile: 86 %; 83 %
Résistance eau/poussière: —; IP68, IP69

Système d’exploitation: Android 14 Upside-down cake Android 14; Android 15 Funtouch OS 15 (Android 15)
Mises à jour: OS updates: 2 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 5.2 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Profils Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), 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
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, 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), 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), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)