Blackview Oscal FLAT 2 vs Vivo Y21d

At a glance

Brand: Blackview; vivo
Release date: October 2024, 1 years 7 months ago; November 2025, 6 months ago
AnTuTu: 251.400 Antutu v10 Overall performance better than 59% of devices; 222.000 Antutu v10 Overall performance better than 56% of devices

Size: 6.6"; 6.68"
Resolution: 720 x 1612 px HD+; 720 x 1608 px HD+
Type: LCD IPS; LCD IPS
Density: 267 ppi Medium Density; 264 ppi Medium 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, 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: Unisoc Tiger T606; Unisoc Tiger T612 / T7225
CPU: 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 12 nm
Frequency: 1.6 GHz; 1.8 GHz
GPU: ARM Mali-G57; Mali-G57 MP1
RAM: 4 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 13 Mpx; 50 Mpx
Aperture: Unknow; ƒ/ 1.8
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Digital zoom, Dual 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; 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

Dimensions: 75.2 mm 163.2 mm 8.7 mm Print 3D Model; 77.0 mm 166.1 mm 8.4 mm Print 3D Model
Weight: 192 g; 209 g
Materials: Plastic; Plastic , Splash resistant design
Colors: Black Violet Cyan; Green Coral
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 84 %; 83 %
Water/dust resistance: —; IP68, IP69

Operating system: Android 14 Upside-down cake Doke OS4.0 (Android 14); Android 15 Funtouch OS 15 (Android 15)
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Micro SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile); 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; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, 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
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: B1 (2100), B3 (1800), B7 (2600), B8 (900), B19 (800), B20 (800), B28b (700), B28a (700), B40 (TDD 2300), B41 (TDD 2500); 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), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)