realme 15T vs Ulefone Note 21

In sintesi

Marca: realme; Ulefone
Data di uscita: settembre 2025, 9 mesi fa; gennaio 2025, 1 anni e 5 mesi fa
AnTuTu: 445.000 Antutu v10 Overall performance better than 70% of devices; 251.000 Antutu v10 Overall performance better than 59% of devices

Dimensione: 6.57"; 6.56"
Risoluzione: 1080 x 2372 px FHD+; 720 x 1612 px HD+
Tipo: AMOLED; LCD IPS
Densità: 397 ppi High Density; 269 ppi Medium Density
Rapporto d’aspetto: 20:9; 20:9
Caratteristiche: Hole-punch Notch, SGS Certified, Refresh rate 144 Hz, Touch sampling rate 240 Hz, Peak brightness - 4000 cd/m², Max brightness HBM - 1800 cd/m², Peak brightness - 6500 cd/m², 5000000:1 contrast ratio, HDR10+, DCI-P3, 10 Bits panel, Scratch resistant, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6400; Unisoc Tiger T606
CPU: 2× Cortex A76 a 2.5 GHz +6× Cortex A55 a 2.0 GHz; 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
Tipo di CPU: Octa-Core; Octa-Core
Processo: 6 nm; 12 nm
Frequenza: 2.5 GHz; 1.6 GHz
GPU: Mali-G57 MC2; ARM Mali-G57
RAM: 8 GB; 4 GB
Tipo di RAM: LPDDR4X RAM; LPDDR4X RAM
64 bit: Yes; Yes

Risoluzione: 50 Mpx; 13 Mpx
Apertura: ƒ/ 1.8; ƒ/ 2.2
Sensore: Omnivision OV50D40 Light Hunter 400; Samsung S5K3L6
Dimensione pixel: 0.61 µm; 1.12 µm
Dimensione sensore: 1/2.88"; 1/3.1"
Flash: Dual LED; LED
Stabilizzazione ottica: Yes; No
Slow motion: Yes, 240 fps; No, 30 fps
Caratteristiche: Night Mode 2.0, Noise reduction, 4K Video, Digital zoom, Optical zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode; 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

Dimensioni: 75.2 mm 158.4 mm 7.8 mm Print 3D Model; 75.2 mm 163.2 mm 9.2 mm Print 3D Model
Peso: 187 g; 196 g
Materiali: Polycarbonate; Plastic
Colori: Black Blue Silver; Black Violet
Resistenza ad acqua/polvere: IP68, IP69; —
Superficie utile: 84 %; 84 %
Resistenza alle cadute: —; Class A B C D E 113 drops without defects
Riparabilità: —; Class A B C D E

Sistema operativo: Android 16 RealmeUI 7.0 (Android 16); Android 14 Upside-down cake Android 14
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 5.0 LELow energy consumption
Profili Bluetooth: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; 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, WiFi 6 (802.11ax); 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: A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1); 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), 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), B5 (850), B8 (900); B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)