Ulefone Note 21 vs Vivo S50

At a glance

Brand: Ulefone; vivo
Release date: January 2025, 1 years 5 months ago; December 2025, 6 months ago
AnTuTu: 251.000 Antutu v10 Overall performance better than 59% of devices; 1.754.245 Antutu v11 Overall performance better than 93% of devices

Size: 6.56"; 6.59"
Resolution: 720 x 1612 px HD+; 1260 x 2750 px QHD
Type: LCD IPS; AMOLED
Density: 269 ppi Medium Density; 459 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Hole-punch Notch, 3840 Hz PWM, Refresh rate 144 Hz, Touch sampling rate 300 Hz, Peak brightness - 4500 cd/m², 8000000:1 contrast ratio, HDR10+, DCI-P3, 105% NTSC, 10 Bits panel, Scratch resistant, 3D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Unisoc Tiger T606; Qualcomm Snapdragon 8s Gen3
CPU: 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55; 1x3 Ghz Cortex X4, 4x2,8 Ghz Cortex A720, 3x2,0 Ghz Cortex A520
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 4 nm
Frequency: 1.6 GHz; 3 GHz
GPU: ARM Mali-G57; Adreno 735
RAM: 4 GB; 12 GB
RAM type: LPDDR4X RAM; RAM LPDDR5X
64-bit: Yes; Yes

Resolution: 13 Mpx; 50 Mpx
Aperture: ƒ/ 2.2; ƒ/ 1.88
Sensor: Samsung S5K3L6; Sony LYT-700C
Pixel size: 1.12 µm; 1.00 µm
Sensor size: 1/3.1"; 1/1.56"
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 240 fps
Features: 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; 4K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, 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

Dimensions: 75.2 mm 163.2 mm 9.2 mm Print 3D Model; 74.3 mm 157.5 mm 7.6 mm Print 3D Model
Weight: 196 g; 197 g
Materials: Plastic; Glass
Colors: Black Violet; Black White Blue
Drop resistance: Class A B C D E 113 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 84 %; 85 %
Water/dust resistance: —; IP69

Operating system: Android 14 Upside-down cake Android 14; Android 16 OriginOS 6 (Android 16)
Google services: With Google Mobile Services; Without Google Mobile services
Updates: —; OS updates: 3 years, Security updates: 4 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0 LELow energy consumption; Bluetooth 5.4
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), APT-x, LDAC, 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, WiFi 6 (802.11ax)
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: 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); B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B43 (TDD 3700), B48 (TDD 3600), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900); B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n5 (850), n7 (2600), n8 (900), n18 (850), n26 (850), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500)