Blackview A53 vs Ulefone Note 21

Blackview
A53

Ulefone
Note 21
In sintesi
- Marca
- Blackview
- Ulefone
- Data di uscita
- aprile 2023, 3 anni e 1 mesi fa
- gennaio 2025, 1 anni e 4 mesi fa
- AnTuTu
- 92.400 Antutu v9 Overall performance better than 50% of devices
- 251.000 Antutu v10 Overall performance better than 59% of devices
Display
- Dimensione
- 6.52"
- 6.56"
- Risoluzione
- 720 x 1600 px HD+
- 720 x 1612 px HD+
- Tipo
- LCD IPS
- LCD IPS
- Densità
- 269 ppi Medium Density
- 269 ppi Medium Density
- Rapporto d’aspetto
- 20:9
- 20:9
- Caratteristiche
- Water Drop Notch, 2.5D curved glass screen, Capacitive, Multi-touch
- Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Prestazioni
- Chipset
- MediaTek Helio A22 (MT6761)
- Unisoc Tiger T606
- CPU
- 4x Cortex A53 2.0 GHz
- 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
- Tipo di CPU
- Quad-Core
- Octa-Core
- Processo
- 12 nm
- 12 nm
- Frequenza
- 2 GHz
- 1.6 GHz
- GPU
- IMG PowerVR GE-class GPU
- ARM Mali-G57
- RAM
- 3 GB
- 4 GB
- Tipo di RAM
- LPDDR3 RAM
- LPDDR4X RAM
- 64 bit
- Yes
- Yes
Fotocamera posteriore
- Risoluzione
- 12 Mpx
- 13 Mpx
- Apertura
- Unknow
- ƒ/ 2.2
- Sensore
- Sony IMX363 Exmor RS
- Samsung S5K3L6
- Dimensione pixel
- 1.40 µm
- 1.12 µm
- Dimensione sensore
- 1/2.55"
- 1/3.1"
- Flash
- LED
- LED
- Stabilizzazione ottica
- No
- No
- Slow motion
- No, 30 fps
- No, 30 fps
- Caratteristiche
- 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
- 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
Fotocamera frontale
- Risoluzione
- 8 Mpx
- 8 Mpx
- Apertura
- Unknow
- Unknow
- Sensore
- Samsung S5K4H7
- —
- Dimensione pixel
- 1.12 µm
- —
Batteria
- Capacità
- 5080 mAh
- 5000 mAh
- Tipo
- Li-Polymer
- Li-Polymer
- Ricarica rapida
- Yes
- Yes , 10.0W
- Caratteristiche
- Non-removable
- Non-removable
- Cicli di ricarica
- —
- 1000 cycles
- Autonomia
- —
- ~ 47h
Memoria
- Capacità
- 16 GB
- 128 GB
- Slot SD
- Yes , Independent SD slot
- Yes , Slot for SD or second SIM card
Corpo
- Dimensioni
- 76.9 mm 164.6 mm 9.4 mm Print 3D Model
- 75.2 mm 163.2 mm 9.2 mm Print 3D Model
- Peso
- 193 g
- 196 g
- Materiali
- Polycarbonate
- Plastic
- Colori
- Black Blue Gray
- Black Violet
- Superficie utile
- 81 %
- 84 %
- Resistenza alle cadute
- —
- Class A B C D E 113 drops without defects
- Riparabilità
- —
- Class A B C D E
Software
- Sistema operativo
- Android 12 Snow Cone Doke OS 3.0 (Android 12)
- Android 14 Upside-down cake Android 14
- Servizi Google
- With Google Mobile Services
- With Google Mobile Services
Connettività
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.0
- Bluetooth 5.0 LELow energy consumption
- Profili Bluetooth
- A2DP (Advanced Audio Distribution Profile)
- 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
- GPS, A-GPS, GLONASS, Beidou, Galileo
Reti
- 4G LTE
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B40 (TDD 2300)
- 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)
- 3G
- B1 (2100), B8 (900)
- B1 (2100), B2 (1900), B5 (850), B8 (900)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensori e sicurezza
- Impronta digitale
- Yes, on the side
- Yes, on the side
- Accelerometro
- Yes
- Yes
- Prossimità
- Yes
- Yes
- Sensore di luce
- Yes
- Yes
- Sistema di raffreddamento
- No
- No

















