Blackview Oscal Flat 1C vs Xiaomi Redmi Note 15

At a glance

Brand: Blackview; Xiaomi
Release date: December 2023, 2 years 5 months ago; August 2025, 9 months ago
AnTuTu: 149.800 Antutu v10 Overall performance better than 54% of devices; 550.000 Antutu v10 Overall performance better than 74% of devices

Size: 6.56"; 6.77"
Resolution: 720 x 1600 px HD+; 1080 x 2392 px FHD+
Type: LCD IPS; AMOLED
Density: 278 ppi Medium Density; 405 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, 2D curved glass screen, Brightnes 400 cd/m² (typ), 70% NTSC, NTSC, Panda glass, Capacitive, Multi-touch; Hole-punch Notch, SGS Certified, 1920 Hz PWM, TUV Rheinland Low Blue Light, TÜV Rheinland Full Care Display 3.0 Cer, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Max brightness HBM - 1200 cd/m², Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, 12 Bits panel (10-bit +2-bit FRC), Scratch resistant, Dual Edge display, Corning Gorilla Glass 5, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless

Chipset: Spreadtrum Unisoc SC9863A; Qualcomm Snapdragon 6 Gen 3
CPU: 4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz; 4x2.4GHz Cortex A78 + 4x1.8GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 28 nm; 4 nm
Frequency: 1.6 GHz; 2.4 GHz
GPU: PowerVR GE8322; Adreno 710
RAM: 2 GB; 6 GB
64-bit: Yes; Yes
RAM type: —; LPDDR4X RAM

Resolution: 8 Mpx; 108 Mpx
Aperture: ƒ/ 2.2; ƒ/ 1.8
Sensor: Samsung S5K4H7; Samsung
Pixel size: 1.12 µm; 0.61 µm
Sensor size: 1/4"; —
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Autofocus, Touch focus, Geotagging, Panorama, HDR, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 4K Video, Digital zoom, Triple camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode

Dimensions: 76.5 mm 164.7 mm 9.4 mm Print 3D Model; 75.4 mm 164.0 mm 7.4 mm Print 3D Model
Weight: 192 g; 178 g
Materials: Plastic; Plastic
Colors: Blue Cyan Jet Black; Black Blue Green Violet
Water/dust resistance: IP52; IP65 , Splash resistant
Usable surface: 82 %; 87 %
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 13 Tiramisu Android 13; Android 15 HyperOS 2.X (Android 15)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 5 years

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 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, AAC
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, Wi-Fi MiMO
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS; GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), BeiDou (B1)
USB: —; USB Type-C

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B40 (TDD 2300); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500)