Unihertz 8849 Tank 4 vs Vivo X Flip
Unihertz
8849 Tank 4
Vivo
X Flip
At a glance
- Brand
- Unihertz
- vivo
- Release date
- October 2025, 8 months ago
- April 2023, 3 years 2 months ago
- AnTuTu
- 711.190 Antutu v10 Overall performance better than 78% of devices
- 1.410.960 Antutu v11 Overall performance better than 87% of devices
- Launch price
- —
- CN¥ 5,999.00 ($ 877.27)
Display
- Size
- 6.78"
- 6.74"
- Resolution
- 1200 x 2650 px QHD
- 1080 x 2520 px FHD+
- Type
- AMOLED
- AMOLED
- Density
- 429 ppi Very high density
- 406 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, 1920 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 120 Hz, HDR10+, DCI-P3, 10 Bits panel, Scratch resistant, Capacitive, Multi-touch, Frameless, Foldable Display, LTPO (Low Temperature PolySilicon oxide)
Performance
- Chipset
- MediaTek Dimensity 7300 Ultra
- Qualcomm Snapdragon 8+ Gen1
- CPU
- 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
- 1x3.2 GHz Cortex X2 +3x2.8 GHz Cortex A710 + 4x2.0 GHz Cortex A510
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 4 nm
- Frequency
- 2.5 GHz
- 3.2 GHz
- GPU
- Mali-G615 MC2
- Qualcomm Adreno 730 875 MHz
- RAM
- 12 GB
- 12 GB
- RAM type
- RAM LPDDR5X
- RAM LPDDR5
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.88
- ƒ/ 1.75
- Sensor
- Samsung GN1
- Sony IMX866
- Pixel size
- 1.00 µm
- 1.00 µm
- Sensor size
- 1/1.31"
- 1/1.49"
- Flash
- Dual LED
- Dual LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 480 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
- Time-Lapse, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
Front camera
- Resolution
- 32 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.25
- ƒ/ 2.4
- Sensor
- Samsung S5KGD1
- Samsung S5KGD2
- Pixel size
- 0.80 µm
- 0.80 µm
Battery
- Capacity
- 11600 mAh
- 4400 mAh
- Type
- Li-Polymer
- Lithium
- Fast charge
- Yes , 66.0W
- Yes , 44.0W
- Charge cycles
- 1000 cycles
- —
- Runtime
- ~ 105h
- —
- Features
- Non-removable
- Reverse charging, Non-removable
Storage
- Capacity
- 512 GB
- 256 GB
- Type
- UFS Storage 4.0
- UFS Storage 3.1
- SD slot
- Yes , Independent SD slot
- No
Body
- Dimensions
- 85.4 mm 174.3 mm 23.9 mm Print 3D Model
- 75.3 mm 166.4 mm 8.2 mm Print 3D Model
- Weight
- 538 g
- 198 g
- Materials
- Polycarbonate
- Glass , Aluminium
- Colors
- Black
- Black Gold Violet
- Water/dust resistance
- IP68, MIL-STD-810H
- —
- Drop resistance
- Class A B C D E 90 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 75 %
- 84 %
Software
- Operating system
- Android 15 Android 15
- Android 13 Tiramisu OriginOS (Android 13)
- Google services
- With Google Mobile Services
- Without Google Mobile services
- Updates
- —
- OS updates: 3 years, Security updates: 3 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 5.3 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 , 802.11ac, WiFi 6 (802.11ax)
- 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), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), 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), n28a (700), n41 (2500), 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), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), 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), 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), CDMA BC1 (1900), 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
- —
- Compass
- Yes
- —
- Cooling system
- No
- Yes
- Audio
- Noise cancellation microphone, 2 microphones
- —
