Ulefone Armor 21 vs Xiaomi Redmi A3

In sintesi

Marca: Ulefone; Xiaomi
Data di uscita: maggio 2023, 3 anni e 1 mesi fa; febbraio 2024, 2 anni e 4 mesi fa
AnTuTu: 411.900 Antutu v10 Overall performance better than 68% of devices; 127.000 Antutu v9 Overall performance better than 53% of devices

Dimensione: 6.58"; 6.7"
Risoluzione: 1080 x 2408 px FHD+; 720 x 1650 px HD+
Tipo: LCD IPS; LCD IPS
Densità: 367 ppi High Density; 269 ppi Medium Density
Rapporto d’aspetto: 20:9; 20:9
Caratteristiche: Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating; Water Drop Notch, Refresh rate 90 Hz, Brightnes 500 cd/m² (typ), DC dimming, Scratch resistant, Corning Gorilla Glass 3, Capacitive, Multi-touch, Frameless

Risoluzione: 64 Mpx; 8 Mpx
Apertura: ƒ/ 1.9; ƒ/ 2.0
Sensore: Sony IMX686 Exmor RS; —
Dimensione pixel: 0.80 µm; —
Dimensione sensore: 1/1.7"; —
Flash: Dual LED; LED
Stabilizzazione ottica: No; No
Slow motion: No, 30 fps; No, 30 fps
Caratteristiche: Digital zoom, 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, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensioni: 81.6 mm 176.0 mm 18.1 mm Print 3D Model; 76.3 mm 168.3 mm 8.3 mm Print 3D Model
Peso: 400 g; 199 g
Materiali: Rugged Smartphone, Polycarbonate; Glass , Leather
Colori: Black; Black Blue Green
Resistenza ad acqua/polvere: IP68, IP69 , MIL-STD-810H; —
Resistenza alle cadute: Class A B C D E 270 drops without defects; —
Riparabilità: Class A B C D E; —
Superficie utile: 77 %; 82 %

Sistema operativo: Android 13 Tiramisu Android 13; Android 14 Upside-down cake MIUI 14 (Android 14)
Servizi Google: With Google Mobile Services; With Google Mobile Services
Aggiornamenti: —; OS updates: 2 years, Security updates: 3 years

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 5.3 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), SBC, AAC
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; Wi-Fi Hotspot, Wi-Fi Direct
USB: USB Type-C; —
Funzioni USB: Charging, OTG; Charging, OTG
Navigazione: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou

4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), 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), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)