Blackview Oscal C20 vs UmiDigi A15

At a glance

Brand: Blackview; UMiDIGI
Release date: September 2021, 4 years 8 months ago; August 2023, 2 years 9 months ago
AnTuTu: 23.006 Antutu v8 Overall performance better than 49% of devices; 221.000 Antutu v9 Overall performance better than 56% of devices

Size: 6.09"; 6.7"
Resolution: 720 x 1560 px HD+; 720 x 1600 px HD+
Type: LCD IPS; LCD IPS
Density: 282 ppi Medium Density; 262 ppi Medium Density
Aspect ratio: 19.5:9; 20:9
Features: Water Drop Notch, LED Notifications, Capacitive, Multi-touch; Water Drop Notch, Brightnes 500 cd/m² (typ), 1500:1 contrast ratio, 70% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Spreadtrum SC7731E (S513); Unisoc Tiger T616
CPU: 4x Cortex A7 1.3 GHz; 2 x ARM Cortex A75 2.0Ghz + 6 x ARM Cortex A55 1.8Ghz
CPU type: Quad-Core; Octa-Core
Process: 28 nm; 12 nm
Frequency: 1.3 GHz; 2 GHz
GPU: ARM Mali-400 MP1; Mali-G57 MP1
RAM: 1 GB; 8 GB
64-bit: No; Yes
RAM type: —; LPDDR4X RAM

Resolution: 5 Mpx; 64 Mpx
Aperture: ƒ/ 2.0; ƒ/ 1.8
Sensor: GalaxyCore GC5035; —
Pixel size: 1.12 µm; —
Sensor size: 1/5"; —
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Autofocus, Touch focus, Geotagging, Panorama, HDR, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash; Digital zoom, Triple 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

Dimensions: 73.5 mm 155.4 mm 9.5 mm Print 3D Model; 75.3 mm 167.6 mm 8.6 mm Print 3D Model
Weight: 156 g; 195 g
Materials: Plastic; Plastic
Colors: Black Blue Red Purple; Black Purple Green Space Gray Pearl White
Usable surface: 79 %; 85 %

Operating system: Android 11 Red Velvet Cake Android 11 Go edition; Android 13 Tiramisu Android 13
Google services: 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 4.2 LELow energy consumption; Bluetooth 5.0
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile)
Wi-Fi: 802.11b , 802.11g , 802.11n; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Wi-Fi Hotspot; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou; GPS, A-GPS, GLONASS, Beidou, Galileo
USB: —; USB Type-C

3G: B1 (2100), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)
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), B25 (1900+), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)