Infinix Smart 20 vs Unihertz 8849 Tank X

Infinix
Smart 20

Unihertz
8849 Tank X
At a glance
- Brand
- Infinix
- Unihertz
- Release date
- March 2026, 3 months ago
- February 2026, 4 months ago
- AnTuTu
- 262.000 Antutu v10 Overall performance better than 60% of devices
- 885.456 Antutu v10 Overall performance better than 83% of devices
Display
- Size
- 6.78"
- 6.78"
- Resolution
- 720 x 1576 px HD+
- 1080 x 2460 px FHD+
- Type
- LCD
- LCD IPS
- Density
- 256 ppi Medium Density
- 396 ppi High Density
- Aspect ratio
- 20:9
- 21:9
- Features
- Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 180 Hz, Touch sampling rate 360 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 900 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 10 Bits panel, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Peak brightness - 750 cd/m², Scratch resistant, Capacitive, Multi-touch, In-cell
Performance
- Chipset
- MediaTek Helio G81 Ultra
- MediaTek Dimensity 8200 (MT6896)
- CPU
- 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
- 1x Cortex A78 3.1 GHz + 3x Cortex A78 3.0 GHz + 4x Cortex A55 2.0 GHz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 4 nm
- Frequency
- 2 GHz
- 3.1 GHz
- GPU
- Mali-G52 MC2
- Arm Mali-G610 MC6
- RAM
- 4 GB
- 16 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 8 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.9
- ƒ/ 1.88
- Flash
- Dual LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- Yes, 120 fps
- No, 30 fps
- Features
- Digital zoom, Dual 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
- 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
- Sensor
- —
- Sony IMX766
- Pixel size
- —
- 1.00 µm
- Sensor size
- —
- 1/1.56"
Front camera
- Resolution
- 8 Mpx
- 50 Mpx
- Aperture
- ƒ/ 2.0
- ƒ/ 2.25
- Pixel size
- 0.80 µm
- 0.70 µm
- Sensor
- —
- Hynix Hi-5022Q
Battery
- Capacity
- 5200 mAh
- 17600 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 15.0W
- Yes , 66.0W
- Features
- Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 64 GB
- 256 GB
- Type
- eMMC 5.1 Storage
- UFS Storage 3.1
- SD slot
- Yes , Independent SD slot
- Yes , Independent SD slot
Body
- Dimensions
- 78.8 mm 167.7 mm 7.7 mm Print 3D Model
- 86.0 mm 179.0 mm 25.0 mm Print 3D Model
- Weight
- 188 g
- 750 g
- Materials
- Glass , Faux leather
- Polycarbonate
- Colors
- Black Blue Silver Orange
- Black
- Water/dust resistance
- IP54
- IP68, MIL-STD-810H
- Usable surface
- 87 %
- 71 %
Software
- Operating system
- Android 16 Android 16
- Android 15 Android 15
- Updates
- OS updates: 2 years, Security updates: 3 years
- —
- 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 5.2 LELow energy consumption
- Bluetooth 5.3 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
- Wi-Fi features
- Dual band, 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
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 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), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), 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), 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)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- 5G
- —
- n1 (2100), n2 (1900 PCS), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- No
- Audio
- DTS / DTS X, Stereo Speakers
- Noise cancellation microphone, 2 microphones
- Gyroscope
- —
- Yes
- Barometer
- —
- Yes
- Compass
- —
- Yes
















