Blackview Oscal C70 vs Xiaomi Redmi K90

At a glance

Brand: Blackview; Xiaomi
Release date: April 2023, 3 years 1 months ago; October 2025, 7 months ago
AnTuTu: 241.200 Antutu v10 Overall performance better than 58% of devices; 2.920.000 Antutu v10 Overall performance better than 97% of devices
Launch price: —; CN¥ 2,599.00 ($ 380.18)

Size: 6.6"; 6.59"
Resolution: 720 x 1612 px HD+; 1156 x 2510 px FHD+
Type: LCD IPS; Oled
Density: 399 ppi High Density; 419 ppi Very high density
Aspect ratio: 20:9; 19.5:9
Features: Water Drop Notch, Refresh rate 90 Hz, Brightnes 400 cd/m² (typ), Capacitive, Multi-touch, Frameless; Hole-punch Notch, 1-120 Hz refresh rate, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, TÜV Rheinland Full Care Display 3.0 Cer, Refresh rate 120 Hz, Touch sampling rate 480 Hz, Peak brightness - 3500 cd/m², Always-On Display, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, sRGB standard, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)

Chipset: Unisoc Tiger T606; Qualcomm Snapdragon 8 Elite Extreme Edition
CPU: 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55; 2x4.47 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 3 nm
Frequency: 1.6 GHz; 4.47 GHz
GPU: ARM Mali-G57; Adreno 830
RAM: 6 GB; 12 GB
RAM type: LPDDR4X RAM; RAM LPDDR5X
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: Unknow; ƒ/ 1.88
Sensor: Samsung S5KJN1; Omnivision OV50 Light Fusion 800
Pixel size: 0.64 µm; 1.00 µm
Sensor size: 1/2.76"; 1/1.55"
Flash: LED; LED
Optical stabilization: No; Yes
Slow motion: No, 30 fps; Yes, 240 fps
Features: Digital zoom, Dual camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Dual front camera, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode

Dimensions: 75.2 mm 163.2 mm 8.8 mm Print 3D Model; 75.2 mm 157.5 mm 8.0 mm Print 3D Model
Weight: 198 g; 206 g
Materials: Plastic; Aluminium alloy , Glass
Colors: Gray; Black White Blue Violet
Usable surface: 85 %; 89 %
Water/dust resistance: —; IP68, IP69

Operating system: Android 13 Tiramisu Dоkе ОS 3.1 (Аndrоid 12); Android 15 HyperOS 3.X (Android 15)
Google services: With Google Mobile Services; Without Google Mobile services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11ad; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be)
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, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Wi-Fi features: —; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO

4G LTE: B1 (2100), B3 (1800), B7 (2600), B8 (900), B19 (800), B20 (800), B40 (TDD 2300); B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B19 (800), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
3G: B1 (2100), 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), n3 (1800), n5 (850), n7 (2600), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500)

Fingerprint: Yes, on the side; Yes, in screen
Accelerometer: Yes; Yes
Proximity: Yes; —
Light sensor: Yes; Yes
Cooling system: No; Yes
Gyroscope: —; Yes
Audio: —; Dolby Atmos, Noise cancellation microphone, Stereo Speakers, 3 microphones