Unihertz 8849 Tank 4 Pro vs Xiaomi Redmi 15C
Unihertz
8849 Tank 4 Pro
Xiaomi
Redmi 15C
At a glance
- Brand
- Unihertz
- Xiaomi
- Release date
- July 2025, 11 months ago
- September 2025, 9 months ago
- AnTuTu
- 1.526.000 Antutu v10 Overall performance better than 91% of devices
- 262.000 Antutu v10 Overall performance better than 60% of devices
Display
- Size
- 6.73"
- 6.9"
- Resolution
- 1440 x 3200 px WQHD+
- 720 x 1600 px HD+
- Type
- AMOLED
- LCD IPS
- Density
- 521 ppi Very high density
- 260 ppi Medium Density
- Aspect ratio
- 21:9
- 21:9
- Features
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell
- Water Drop Notch, TÜV Rheinland Flicker-free Certified, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 600 cd/m² (typ), Brightnes 450 cd/m² (typ), Brightnes 800 cd/m² (typ), 1500:1 contrast ratio, 1200:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, DC dimming, 70% NTSC, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- MediaTek Dimensity 8300 Ultra
- MediaTek Helio G81 Ultra
- CPU
- 1x cortex A715 3.35GHz+3x cortex A715 3.20GHz+4x cortex A510 2.20 GHz
- 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 12 nm
- Frequency
- 3.35 GHz
- 2 GHz
- GPU
- Mali G615-MC6
- Mali-G52 MC2
- RAM
- 16 GB
- 4 GB
- RAM type
- RAM LPDDR5X
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.88
- ƒ/ 1.8
- Sensor
- Samsung GN1
- Samsung S5KJNS
- Pixel size
- 1.00 µm
- 0.64 µm
- Sensor size
- 1/1.31"
- 1/2.76"
- Flash
- Dual LED
- LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- Yes, 120 fps
- Features
- 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
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 50 Mpx
- 13 Mpx
- Aperture
- ƒ/ 2.25
- ƒ/ 2.0
- Sensor
- Hynix Hi-5022Q
- Smartsens SC1320CS
- Pixel size
- 0.70 µm
- 1.12 µm
Battery
- Capacity
- 11600 mAh
- 6000 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 120.0W
- Yes , 33.0W
- Charge cycles
- 1000 cycles
- 1000 cycles
- Runtime
- ~ 105h
- ~ 70h
- Features
- Non-removable
- Non-removable
Storage
- Capacity
- 512 GB
- 128 GB
- Type
- UFS Storage 4.0
- eMMC 5.1 Storage
- SD slot
- Yes , Independent SD slot
- Yes , Independent SD slot
Body
- Dimensions
- 87.0 mm 174.9 mm 22.5 mm Print 3D Model
- 79.5 mm 171.6 mm 8.0 mm Print 3D Model
- Weight
- 530 g
- 205 g
- Materials
- Polycarbonate
- Plastic , Glass
- Colors
- Black
- Black Blue Purple Green Orange
- Water/dust resistance
- IP68, MIL-STD-810H
- IP64
- Drop resistance
- Class A B C D E 180 drops without defects
- Class A B C D E 270 drops without defects
- Repairability
- Class A B C D E
- Class A B C D E
- Usable surface
- 71 %
- 84 %
Software
- Operating system
- Android 13 Tiramisu Android 13
- Android 16 HyperOS 3.X (Android 16)
- Google services
- With Google Mobile Services
- With Google Mobile Services
- Updates
- —
- OS updates: 5 years
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.4 LELow energy consumption
- Bluetooth 5.4 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), LDAC, SBC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- Wi-Fi features
- 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
- 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)
- —
- 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), 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)
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B5 (850), B8 (900)
- 2G
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- —
- Compass
- Yes
- —
- Cooling system
- No
- No
- Audio
- Noise cancellation microphone, 2 microphones
- Noise cancellation microphone
