Unihertz 8849 Tank 4 vs Vivo Y21d

In sintesi

Marca: Unihertz; vivo
Data di uscita: ottobre 2025, 8 mesi fa; novembre 2025, 7 mesi fa
AnTuTu: 711.190 Antutu v10 Overall performance better than 78% of devices; 222.000 Antutu v10 Overall performance better than 56% of devices

Dimensione: 6.78"; 6.68"
Risoluzione: 1200 x 2650 px QHD; 720 x 1608 px HD+
Tipo: AMOLED; LCD IPS
Densità: 429 ppi Very high density; 264 ppi Medium Density
Rapporto d’aspetto: 21:9; 20:9
Caratteristiche: Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell; 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 Dimensity 7300 Ultra; Unisoc Tiger T612 / T7225
CPU: 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
Tipo di CPU: Octa-Core; Octa-Core
Processo: 4 nm; 12 nm
Frequenza: 2.5 GHz; 1.8 GHz
GPU: Mali-G615 MC2; Mali-G57 MP1
RAM: 12 GB; 4 GB
Tipo di RAM: RAM LPDDR5X; LPDDR4X RAM
64 bit: Yes; Yes

Risoluzione: 50 Mpx; 50 Mpx
Apertura: ƒ/ 1.88; ƒ/ 1.8
Sensore: Samsung GN1; —
Dimensione pixel: 1.00 µm; —
Dimensione sensore: 1/1.31"; —
Flash: Dual LED; Dual LED
Stabilizzazione ottica: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Caratteristiche: Digital zoom, Triple 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, Night Vision; 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

Dimensioni: 85.4 mm 174.3 mm 23.9 mm Print 3D Model; 77.0 mm 166.1 mm 8.4 mm Print 3D Model
Peso: 538 g; 209 g
Materiali: Polycarbonate; Plastic , Splash resistant design
Colori: Black; Green Coral
Resistenza ad acqua/polvere: IP68, MIL-STD-810H; IP68, IP69
Resistenza alle cadute: Class A B C D E 90 drops without defects; —
Riparabilità: Class A B C D E; —
Superficie utile: 75 %; 83 %

Sistema operativo: Android 15 Android 15; Android 15 Funtouch OS 15 (Android 15)
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 5.3 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS; 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, WiFi 6 (802.11ax); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Funzioni Wi-Fi: 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, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500); —
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), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), 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), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)