TCL K70 Power vs Unihertz 8849 Tank X

At a glance

Brand: TCL; Unihertz
Release date: February 2026, 3 months ago; February 2026, 3 months ago
AnTuTu: 429.000 Antutu v11 Overall performance better than 70% of devices; 885.456 Antutu v10 Overall performance better than 83% of devices

Size: 6.75"; 6.78"
Resolution: 720 x 1570 px HD+; 1080 x 2460 px FHD+
Type: LCD IPS; LCD IPS
Density: 256 ppi Medium Density; 396 ppi High Density
Aspect ratio: 20:9; 21:9
Features: Hole-punch Notch, Touch sampling rate 240 Hz, Peak brightness - 1000 cd/m², Peak brightness - 750 cd/m², 1500:1 contrast ratio, HDR10, DCI-P3, Full sRGB standard, 2.5D curved glass screen, Corning Gorilla Glass 7i, 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: MediaTek Helio G100; MediaTek Dimensity 8200 (MT6896)
CPU: 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55; 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: 6 nm; 4 nm
Frequency: 2.2 GHz; 3.1 GHz
GPU: Arm Mali-G57 MC2; Arm Mali-G610 MC6
RAM: 4 GB; 16 GB
RAM type: LPDDR4X RAM; RAM LPDDR5
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.88
Pixel size: 0.61 µm; 1.00 µm
Flash: Quad LED; Dual LED
Optical stabilization: Yes; No
Slow motion: Yes, 120 fps; No, 30 fps
Features: Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), 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
Sensor size: —; 1/1.56"

Dimensions: 79.1 mm 167.7 mm 8.3 mm Print 3D Model; 86.0 mm 179.0 mm 25.0 mm Print 3D Model
Weight: 215 g; 750 g
Materials: Plastic; Polycarbonate
Colors: Black Blue; Black
Water/dust resistance: IP64; IP68, MIL-STD-810H
Drop resistance: Class A B C D E 180 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 85 %; 71 %

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 6.0 LELow energy consumption; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC; 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, WiFi 6 (802.11ax); 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, QZSS, Galileo, BeiDou (B1); GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B20 (800), 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)