Unihertz 8849 Tank X vs Xiaomi 14 Ultra
Unihertz
8849 Tank X
Xiaomi
14 Ultra
At a glance
- Brand
- Unihertz
- Xiaomi
- Release date
- February 2026, 4 months ago
- February 2024, 2 years 4 months ago
- AnTuTu
- 885.456 Antutu v10 Overall performance better than 83% of devices
- 2.342.807 Antutu v11 Overall performance better than 95% of devices
Display
- Size
- 6.78"
- 6.73"
- Resolution
- 1080 x 2460 px FHD+
- 1440 x 3200 px WQHD+
- Type
- LCD IPS
- AMOLED TCL CSOT C8
- Density
- 396 ppi High Density
- 521 ppi Very high density
- Aspect ratio
- 21:9
- 20:9
- Features
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Peak brightness - 750 cd/m², Scratch resistant, Capacitive, Multi-touch, In-cell
- Hole-punch Notch, 1-120 Hz refresh rate, 1920 Hz PWM, Refresh rate 120 Hz, Variable refresh rate 1 Hz, Touch sampling rate 240 Hz, Peak brightness - 3000 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10+, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Dual Edge display, Corning Gorilla Glass Victus 2, Xiaomi Longjing Glass, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)
Performance
- Chipset
- MediaTek Dimensity 8200 (MT6896)
- Qualcomm Snapdragon 8 Gen3
- CPU
- 1x Cortex A78 3.1 GHz + 3x Cortex A78 3.0 GHz + 4x Cortex A55 2.0 GHz
- 1x3.3GHz Cortex X4 + 3x3.2 GHz Cortex A720 + 2x3.0 GHz Cortex A720 + 2x2.3 GHz Cortex A520
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 4 nm
- Frequency
- 3.1 GHz
- 3.3 GHz
- GPU
- Arm Mali-G610 MC6
- Adreno 750
- RAM
- 16 GB
- 16 GB
- RAM type
- RAM LPDDR5
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.88
- ƒ/ 1.63-4.0
- Sensor
- Sony IMX766
- Sony LYT-900
- Pixel size
- 1.00 µm
- 1.60 µm
- Sensor size
- 1/1.56"
- 1"
- Flash
- Dual LED
- Dual LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 1920 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
- Tracking AF, Flicker sensor, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode, RAW 14 bits
Front camera
- Resolution
- 50 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.25
- ƒ/ 2.0
- Sensor
- Hynix Hi-5022Q
- Omnivision OV32B
- Pixel size
- 0.70 µm
- 0.70 µm
Battery
- Capacity
- 17600 mAh
- 5000 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 66.0W
- Yes , 90.0W
- Features
- Non-removable
- Wireless charging, Reverse charging, Non-removable
- Wireless charging
- —
- 80W wireless charge, 10W wireless reverse charge, Paper P2 smart fast charging chip, Paper G1 battery management chip
Storage
- Capacity
- 256 GB
- 512 GB
- Type
- UFS Storage 3.1
- UFS Storage 4.0
- SD slot
- Yes , Independent SD slot
- No
Body
- Dimensions
- 86.0 mm 179.0 mm 25.0 mm Print 3D Model
- 75.3 mm 161.4 mm 9.2 mm Print 3D Model
- Weight
- 750 g
- 220 g
- Materials
- Polycarbonate
- Aluminium alloy , Ceramics , Titanium
- Colors
- Black
- Black Silver
- Water/dust resistance
- IP68, MIL-STD-810H
- IP68
- Usable surface
- 71 %
- 89 %
Software
- Operating system
- Android 15 Android 15
- Android 14 Upside-down cake HyperOS (Android 14)
- Google services
- With Google Mobile Services
- With Google Mobile Services
- Updates
- —
- OS updates: 4 years, Security updates: 5 years
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.3 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), 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, WiFi 6 (802.11ax) , WiFi 7 (802.11be)
- Wi-Fi features
- 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, Beidou, Galileo
- A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
Networks
- 5G
- n1 (2100), n2 (1900 PCS), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700)
- n1 (2100), n2 (1900 PCS), 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), n79 (4700)
- 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), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- Yes
- Compass
- Yes
- —
- Cooling system
- No
- Yes
- Audio
- Noise cancellation microphone, 2 microphones
- Dolby Atmos, Hi-Res Audio, Stereo Speakers, 4 microphones
