Blackview Oscal FLAT 2 vs Xiaomi Redmi K90 Pro Max

Blackview
Oscal FLAT 2

Xiaomi
Redmi K90 Pro Max
At a glance
- Brand
- Blackview
- Xiaomi
- Release date
- October 2024, 1 years 7 months ago
- October 2025, 7 months ago
- AnTuTu
- 251.400 Antutu v10 Overall performance better than 59% of devices
- 4.027.702 Antutu v11 Overall performance better than 99% of devices
- Launch price
- —
- CN¥ 3,999.00 ($ 584.21)
Display
- Size
- 6.6"
- 6.9"
- Resolution
- 720 x 1612 px HD+
- 1200 x 2608 px QHD
- Type
- LCD IPS
- Oled
- Density
- 267 ppi Medium Density
- 416 ppi Very high density
- Aspect ratio
- 20:9
- 19.5:9
- 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, 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)
Performance
- Chipset
- Unisoc Tiger T606
- Qualcomm Snapdragon 8 Elite Gen 5
- CPU
- 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
- 2x4.61 GHz ARM + 6x3.63 GHz ARM
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 3 nm
- Frequency
- 1.6 GHz
- 4.61 GHz
- GPU
- ARM Mali-G57
- Adreno 840 1.2 GHz
- RAM
- 4 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 13 Mpx
- 50 Mpx
- Aperture
- Unknow
- ƒ/ 1.88
- Flash
- LED
- LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 240 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
- 4K Video, 8K 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
- Sensor
- —
- Omnivision 950 LightHunter
- Pixel size
- —
- 1.00 µm
- Sensor size
- —
- 1/1.3"
Front camera
- Resolution
- 8 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.0
- Sensor
- —
- Omnivision OV32D
- Pixel size
- —
- 0.61 µm
Battery
- Capacity
- 5000 mAh
- 7560 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 10.0W
- Yes , 100.0W
- Charge cycles
- 1100 cycles
- —
- Runtime
- ~ 52h
- —
- Features
- Non-removable
- Wireless charging, Reverse charging, Non-removable
- Wireless charging
- —
- 22.5W Reverse wire charging, 50W wireless charging
Storage
- Capacity
- 256 GB
- 256 GB
- SD slot
- Yes , Slot for SD or second SIM card
- No
- Type
- —
- UFS Storage 4.1
Body
- Dimensions
- 75.2 mm 163.2 mm 8.7 mm Print 3D Model
- 77.8 mm 163.3 mm 7.9 mm Print 3D Model
- Weight
- 192 g
- 218 g
- Materials
- Plastic
- Aluminium alloy , Glass
- Colors
- Black Violet Cyan
- Black White Blue Silver
- Drop resistance
- Class A B C D E 270 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 84 %
- 91 %
- Water/dust resistance
- —
- IP68, IP69
Software
- Operating system
- Android 14 Upside-down cake Doke OS4.0 (Android 14)
- Android 15 HyperOS 3.X (Android 15)
- Google services
- With Google Mobile Services
- Without Google Mobile services
Connectivity
- SIM
- Dual SIM Dual Standby (Micro 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), HID (Human Interface Profile)
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), 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) , WiFi 7 (802.11be)
- 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, Wi-Fi MiMO
- 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, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Networks
- 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), 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), 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), n18 (850), n26 (850), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n77 (3700), n78 (3500), n80 (1800), n84 (2100)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Cooling system
- No
- Yes
- Audio
- 2 microphones
- Dolby Atmos, Noise cancellation microphone, Stereo Speakers, 3 microphones
- Gyroscope
- —
- Yes

















