Poco C81 Pro vs Unihertz 8849 Tank X

At a glance

Brand: POCO; Unihertz
Release date: April 2026, 1 months ago; February 2026, 3 months ago
AnTuTu: 413.133 Antutu v11 Overall performance better than 68% of devices; 885.456 Antutu v10 Overall performance better than 83% of devices

Size: 6.9"; 6.78"
Resolution: 720 x 1600 px HD+; 1080 x 2460 px FHD+
Type: LCD IPS; LCD IPS
Density: 254 ppi Medium Density; 396 ppi High Density
Aspect ratio: 20:9; 21:9
Features: Water Drop Notch, TUV Rheinland Low Blue Light, TÜV Rheinland Full Care Display 3.0 Cer, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 450 cd/m² (typ), Brightnes 650 cd/m² (typ), Max brightness HBM - 800 cd/m², 1500:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, 83% NTSC, 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

Chipset: Unisoc Tiger T615 (T7250); MediaTek Dimensity 8200 (MT6896)
CPU: 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz; 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: 1.8 GHz; 3.1 GHz
GPU: Mali-G57 MP1; Arm Mali-G610 MC6
RAM: 4 GB; 16 GB
RAM type: LPDDR4X RAM; RAM LPDDR5
64-bit: Yes; Yes

Resolution: 13 Mpx; 50 Mpx
Aperture: ƒ/ 2.2; ƒ/ 1.88
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Dual camera, Autofocus, Touch focus, 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"

Dimensions: 79.5 mm 171.6 mm 8.2 mm Print 3D Model; 86.0 mm 179.0 mm 25.0 mm Print 3D Model
Weight: 208 g; 750 g
Materials: Plastic; Polycarbonate
Colors: Black Gold Green; Black
Water/dust resistance: Splash resistant; IP68, MIL-STD-810H
Usable surface: 84 %; 71 %

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Wi-Fi Hotspot; 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, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500); 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), 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)