realme P4x vs Ulefone Armor 21

In sintesi

Marca: realme; Ulefone
Data di uscita: dicembre 2025, 6 mesi fa; maggio 2023, 3 anni e 1 mesi fa
Prezzo di lancio: ₹ 15,499.00 ($ 164.43); —
AnTuTu: 739.000 Antutu v10 Overall performance better than 79% of devices; 411.900 Antutu v10 Overall performance better than 68% of devices

Dimensione: 6.72"; 6.58"
Risoluzione: 1080 x 2400 px FHD+; 1080 x 2408 px FHD+
Tipo: LCD IPS; LCD IPS
Densità: 392 ppi High Density; 367 ppi High Density
Rapporto d’aspetto: 20:9; 20:9
Caratteristiche: Hole-punch Notch, Refresh rate 144 Hz, Brightnes 800 cd/m² (typ), Peak brightness - 1000 cd/m², DCI-P3, 10 Bits panel, Scratch resistant, 3D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating

Chipset: MediaTek Dimensity 7400; MediaTek Helio G99 (MT6789)
CPU: 4x2.6 GHz Cortex A78 + 4x 2.0 GHz Cortex A55; 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz
Tipo di CPU: Octa-Core; Octa-Core
Processo: 4 nm; 6 nm
Frequenza: 2.6 GHz; 2.2 GHz
GPU: Mali-G615 MP2; Mali-G57 MC2
RAM: 6 GB; 8 GB
Tipo di RAM: LPDDR4X RAM; LPDDR4X RAM
64 bit: Yes; Yes

Risoluzione: 50 Mpx; 64 Mpx
Apertura: ƒ/ 1.8; ƒ/ 1.9
Sensore: Sony IMX882; Sony IMX686 Exmor RS
Dimensione pixel: 0.80 µm; 0.80 µm
Dimensione sensore: 1/1.95"; 1/1.7"
Flash: LED; Dual LED
Stabilizzazione ottica: Yes; No
Slow motion: Yes, 480 fps; No, 30 fps
Caratteristiche: Time-Lapse, 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Dual PDAF, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Dual capture, Night Mode; 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

Dimensioni: 75.9 mm 165.8 mm 8.4 mm Print 3D Model; 81.6 mm 176.0 mm 18.1 mm Print 3D Model
Peso: 284 g; 400 g
Materiali: Leather; Rugged Smartphone, Polycarbonate
Colori: Silver Green Violet; Black
Resistenza ad acqua/polvere: IP64; IP68, IP69 , MIL-STD-810H
Superficie utile: 86 %; 77 %
Resistenza alle cadute: —; Class A B C D E 270 drops without defects
Riparabilità: —; Class A B C D E

Sistema operativo: Android 15 RealmeUI 6.0 (Android 15); Android 13 Tiramisu Android 13
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 5.4 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC; A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 6E; 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 MiMO; 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, QZSS, Galileo, GPS (L1+L5), Galileo (E1+E5a); GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B40 (TDD 2300), B41 (TDD 2500); 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)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)