Blackview Rock 1 vs Unihertz 8849 Tank 4

Blackview
Rock 1

Unihertz
8849 Tank 4
At a glance
- Brand
- Blackview
- Unihertz
- Release date
- December 2025, 5 months ago
- October 2025, 7 months ago
- AnTuTu
- 335.458 Antutu v11 Overall performance better than 63% of devices
- 711.190 Antutu v10 Overall performance better than 78% of devices
Display
- Size
- 6.56"
- 6.78"
- Resolution
- 720 x 1612 px HD+
- 1200 x 2650 px QHD
- Type
- LCD IPS
- AMOLED
- Density
- 268 ppi Medium Density
- 429 ppi Very high density
- Aspect ratio
- 20:9
- 21:9
- Features
- Hole-punch Notch, Glove touch support, Refresh rate 90 Hz, Touch sampling rate 180 Hz, Max brightness HBM - 700 cd/m², Max brightness HBM - 480 cd/m², Scratch resistant, Corning Gorilla Glass 5, Panda glass, Capacitive, Multi-touch
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell
Performance
- Chipset
- MediaTek Helio G81 (MT6769)
- MediaTek Dimensity 7300 Ultra
- CPU
- 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.7 GHz
- 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 4 nm
- Frequency
- 2 GHz
- 2.5 GHz
- GPU
- ARM Mali-G52 MC2
- Mali-G615 MC2
- RAM
- 8 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 16 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.8
- ƒ/ 1.88
- Flash
- Quad LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- Yes, 120 fps
- No, 30 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
- 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, Night Vision
- Sensor
- —
- Samsung GN1
- Pixel size
- —
- 1.00 µm
- Sensor size
- —
- 1/1.31"
Front camera
- Resolution
- 13 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.25
- Sensor
- —
- Samsung S5KGD1
- Pixel size
- —
- 0.80 µm
Battery
- Capacity
- 15000 mAh
- 11600 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 33.0W
- Yes , 66.0W
- Charge cycles
- 800 cycles
- 1000 cycles
- Runtime
- ~ 146h
- ~ 105h
- Features
- Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 256 GB
- 512 GB
- Type
- eMMC 5.1 Storage
- UFS Storage 4.0
- SD slot
- Yes , Slot for SD or second SIM card
- Yes , Independent SD slot
Body
- Dimensions
- 85.0 mm 185.5 mm 22.0 mm Print 3D Model
- 85.4 mm 174.3 mm 23.9 mm Print 3D Model
- Weight
- 540 g
- 538 g
- Materials
- Rugged Smartphone, Polycarbonate , Aluminium
- Polycarbonate
- Colors
- Black
- Black
- Water/dust resistance
- IP68, IP69 , MIL-STD-810H
- IP68, MIL-STD-810H
- Drop resistance
- Class A B C D E 270 drops without defects
- Class A B C D E 90 drops without defects
- Repairability
- Class A B C D E
- Class A B C D E
- Usable surface
- 68 %
- 75 %
Software
- Operating system
- Android 16 Android 16
- Android 15 Android 15
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.3
- Bluetooth 5.3 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile)
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- 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)
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- 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, Galileo
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 4G LTE
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B19 (800), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- 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), 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)
- 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)
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- 5G
- —
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- Yes
- Cooling system
- Yes
- No
- Audio
- Stereo Speakers
- Noise cancellation microphone, 2 microphones
- Compass
- —
- Yes

















