Blackview A90 vs Ulefone Armor 21

Blackview
A90

Ulefone
Armor 21
At a glance
- Brand
- Blackview
- Ulefone
- Release date
- May 2021, 5 years ago
- May 2023, 3 years ago
- AnTuTu
- 180.066 Antutu v8 Overall performance better than 55% of devices
- 411.900 Antutu v10 Overall performance better than 68% of devices
Display
- Size
- 6.39"
- 6.58"
- Resolution
- 720 x 1560 px HD+
- 1080 x 2408 px FHD+
- Type
- LCD IPS
- LCD IPS
- Density
- 265 ppi Medium Density
- 367 ppi High Density
- Aspect ratio
- 19.5:9
- 20:9
- Features
- Hole-punch Notch, Color LED Notifications, Scratch resistant, 2.5D curved glass glass, Capacitive, Multi-touch, Frameless
- Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating
Performance
- Chipset
- MediaTek Helio P60 (MT6771)
- MediaTek Helio G99 (MT6789)
- CPU
- 4x Cortex A73 2.0 GHz + 4x Cortex A53 2.0 GHz
- 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 6 nm
- Frequency
- 2 GHz
- 2.2 GHz
- GPU
- ARM Mali-G72 MP3 700MHz
- Mali-G57 MC2
- RAM
- 4 GB
- 8 GB
- 64-bit
- Yes
- Yes
- RAM type
- —
- LPDDR4X RAM
Rear camera
- Resolution
- 12 Mpx
- 64 Mpx
- Aperture
- Unknow
- ƒ/ 1.9
- Sensor
- Sony IMX363 Exmor RS
- Sony IMX686 Exmor RS
- Pixel size
- 1.40 µm
- 0.80 µm
- Sensor size
- 1/2.55"
- 1/1.7"
- Flash
- LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- No, 30 fps
- Features
- Digital zoom, Triple camera, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- Digital zoom, 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 camera
- Resolution
- 8 Mpx
- 16 Mpx
- Aperture
- Unknow
- ƒ/ 2.2
- Sensor
- Samsung S5K4H7
- Sony IMX481
- Pixel size
- 1.12 µm
- 1.00 µm
Battery
- Capacity
- 4250 mAh
- 9600 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 10.0W
- Yes , 33.0W
- Features
- Non-removable
- Non-removable
- Charge cycles
- —
- 1000 cycles
- Runtime
- —
- ~ 90h
Storage
- Capacity
- 64 GB
- 256 GB
- SD slot
- Yes , Slot for SD or second SIM card
- Yes , Independent SD slot
- Type
- —
- UFS Storage 2.1
Body
- Dimensions
- 77.0 mm 162.7 mm 8.8 mm Print 3D Model
- 81.6 mm 176.0 mm 18.1 mm Print 3D Model
- Weight
- 185 g
- 400 g
- Materials
- Plastic
- Rugged Smartphone, Polycarbonate
- Colors
- Black Blue Red Green
- Black
- Usable surface
- 82 %
- 77 %
- Water/dust resistance
- —
- IP68, IP69 , MIL-STD-810H
- Drop resistance
- —
- Class A B C D E 270 drops without defects
- Repairability
- —
- Class A B C D E
Software
- Operating system
- Android 11 Red Velvet Cake Android 11
- Android 13 Tiramisu Android 13
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Micro SIM + Micro SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 4.0
- Bluetooth 5.2 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile)
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct
- 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, Beidou
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 4G LTE
- B1 (2100), B3 (1800), B7 (2600), B8 (900), B20 (800), B40 (TDD 2300)
- 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), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- 3G
- B1 (2100), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- 2G
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- No
- Gyroscope
- —
- Yes
- Barometer
- —
- Yes
- Compass
- —
- Yes














