Unihertz 8849 Tank 4 Pro vs Xiaomi Mix Fold 4

Unihertz
8849 Tank 4 Pro

Xiaomi
Mix Fold 4
At a glance
- Brand
- Unihertz
- Xiaomi
- Release date
- July 2025, 11 months ago
- July 2024, 1 years 11 months ago
- AnTuTu
- 1.526.000 Antutu v10 Overall performance better than 91% of devices
- 2.341.193 Antutu v11 Overall performance better than 95% of devices
- Launch price
- —
- CN¥ 8,999.00 ($ 1,315.98)
Display
- Size
- 6.73"
- 6.56"
- Resolution
- 1440 x 3200 px WQHD+
- 1080 x 2520 px FHD+
- Type
- AMOLED
- Super AMOLED Huaxing C8+
- Density
- 521 ppi Very high density
- 407 ppi Very high 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
- Hole-punch Notch, Touch sampling rate 240 Hz, Peak brightness - 1700 cd/m², Peak brightness - 3000 cd/m², 8000000:1 contrast ratio, Always-On Display, HDR10+, DCI-P3, 10 Bits panel, Dolby Vision, Scratch resistant, Dragontrail glass, Capacitive, Multi-touch, Frameless, Foldable Display, LTPO (Low Temperature PolySilicon oxide)
Performance
- Chipset
- MediaTek Dimensity 8300 Ultra
- Qualcomm Snapdragon 8 Gen3
- CPU
- 1x cortex A715 3.35GHz+3x cortex A715 3.20GHz+4x cortex A510 2.20 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
- 3.35 GHz
- 3.3 GHz
- GPU
- Mali G615-MC6
- Adreno 750
- RAM
- 16 GB
- 12 GB
- RAM type
- RAM LPDDR5X
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.88
- ƒ/ 1.7
- Sensor
- Samsung GN1
- Omnivision OV50 Light Fusion 800
- Pixel size
- 1.00 µm
- 1.00 µm
- Sensor size
- 1/1.31"
- 1/1.55"
- 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
- Flicker sensor, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Manual focus, Laser AF, 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, RAW, Night Mode
Front camera
- Resolution
- 50 Mpx
- 16 Mpx
- Aperture
- ƒ/ 2.25
- Unknow
- Sensor
- Hynix Hi-5022Q
- Omnivision OV16F
- Pixel size
- 0.70 µm
- —
Battery
- Capacity
- 11600 mAh
- 5100 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 120.0W
- Yes , 67.0W
- Charge cycles
- 1000 cycles
- —
- Runtime
- ~ 105h
- —
- Features
- Non-removable
- Non-removable
- Wireless charging
- —
- 50W wireless charging, Pengpai G1 power management chip × 2, Pengpai P2 fast charging chip, Pengpai R1 current equalizing chip
Storage
- Capacity
- 512 GB
- 256 GB
- Type
- UFS Storage 4.0
- UFS Storage 4.0
- SD slot
- Yes , Independent SD slot
- No
Body
- Dimensions
- 87.0 mm 174.9 mm 22.5 mm Print 3D Model
- 73.1 mm 159.4 mm 9.5 mm Print 3D Model
- Weight
- 530 g
- 226 g
- Materials
- Polycarbonate
- Glass , Leather
- Colors
- Black
- Black White Blue Gray
- Water/dust resistance
- IP68, MIL-STD-810H
- IPX8
- Drop resistance
- Class A B C D E 180 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 71 %
- 86 %
Software
- Operating system
- Android 13 Tiramisu Android 13
- Android 14 Upside-down cake HyperOS (Android 14)
- Google services
- With Google Mobile Services
- Without 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 5.4 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, Apt-x Adaptive, LHDC
- 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
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
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), n8 (900), n12 (700), n20 (800), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), 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), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), 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, on the side
- 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, 3 microphones

















