Unihertz 8849 Tank 4 Pro vs Xiaomi Redmi 15R
Unihertz
8849 Tank 4 Pro
Xiaomi
Redmi 15R
At a glance
- Brand
- Unihertz
- Xiaomi
- Release date
- July 2025, 11 months ago
- August 2025, 10 months ago
- AnTuTu
- 1.526.000 Antutu v10 Overall performance better than 91% of devices
- 475.000 Antutu v10 Overall performance better than 72% of devices
Display
- Size
- 6.73"
- 6.9"
- Resolution
- 1440 x 3200 px WQHD+
- 1080 x 2340 px FHD+
- Type
- AMOLED
- LCD IPS
- Density
- 521 ppi Very high density
- 374 ppi High Density
- Aspect ratio
- 21:9
- 20:9
- Features
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell
- Hole-punch Notch, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, Refresh rate 144 Hz, Brightnes 700 cd/m² (typ), TÜV Rheinland Eye Comfort Certification, DCI-P3, Scratch resistant, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- MediaTek Dimensity 8300 Ultra
- Qualcomm Snapdragon 6s Gen3
- CPU
- 1x cortex A715 3.35GHz+3x cortex A715 3.20GHz+4x cortex A510 2.20 GHz
- Kryo 2x2.3 GHz ARM Cortex A78 +6x 2.0 GHz ARM Cortex A55
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 6 nm
- Frequency
- 3.35 GHz
- 2.3 GHz
- GPU
- Mali G615-MC6
- Qualcomm Adreno 619
- RAM
- 16 GB
- 12 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
- —
- Pixel size
- 1.00 µm
- —
- Sensor size
- 1/1.31"
- —
- Flash
- Dual LED
- LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- Yes, 60 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, Triple camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 50 Mpx
- 8 Mpx
- Aperture
- ƒ/ 2.25
- ƒ/ 2.0
- Sensor
- Hynix Hi-5022Q
- —
- Pixel size
- 0.70 µm
- —
Battery
- Capacity
- 11600 mAh
- 7000 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 120.0W
- Yes , 33.0W
- Charge cycles
- 1000 cycles
- —
- Runtime
- ~ 105h
- —
- Features
- Non-removable
- Non-removable
Storage
- Capacity
- 512 GB
- 256 GB
- Type
- UFS Storage 4.0
- UFS Storage 2.2
- SD slot
- Yes , Independent SD slot
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 87.0 mm 174.9 mm 22.5 mm Print 3D Model
- 82.1 mm 171.1 mm 8.6 mm Print 3D Model
- Weight
- 530 g
- 224 g
- Materials
- Polycarbonate
- Plastic
- Colors
- Black
- Black White Purple
- Water/dust resistance
- IP68, MIL-STD-810H
- IP64
- Drop resistance
- Class A B C D E 180 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 71 %
- 83 %
Software
- Operating system
- Android 13 Tiramisu Android 13
- Android 15 HyperOS 2.X (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 5.4 LELow energy consumption
- Bluetooth 5.1 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- 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, 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
- 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, 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)
- n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), 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
- Yes
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- —
- Compass
- Yes
- —
- Cooling system
- No
- Yes
- Audio
- Noise cancellation microphone, 2 microphones
- Dolby Atmos
