hmd ARC vs UmiDigi A75x

At a glance

Brand: HMD; UMiDIGI
Release date: December 2024, 1 years 6 months ago; February 2026, 4 months ago
AnTuTu: 154.110 Antutu v10 Overall performance better than 54% of devices; 154.000 Antutu v10 Overall performance better than 53% of devices

Size: 6.52"; 6.75"
Resolution: 576 x 1280 px LowRes; 720 x 1600 px HD+
Type: LCD IPS; LCD IPS
Density: 215 ppi Medium Density; 260 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Brightnes 400 cd/m² (typ), 70% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), Max brightness HBM - 550 cd/m², 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Spreadtrum Unisoc SC9863A; Spreadtrum Unisoc SC9863A
CPU: 4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz; 4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz
CPU type: Octa-Core; Octa-Core
Process: 28 nm; 28 nm
Frequency: 1.6 GHz; 1.6 GHz
GPU: PowerVR GE8322; PowerVR GE8322
RAM: 4 GB; 4 GB
64-bit: Yes; Yes
RAM type: —; LPDDR4X RAM

Resolution: 13 Mpx; 13 Mpx
Aperture: ƒ/ 2.0; ƒ/ 1.8
Flash: Dual LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Dual 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; 4K Video, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 76.9 mm 166.4 mm 9.0 mm Print 3D Model; 78.0 mm 168.3 mm 8.1 mm Print 3D Model
Weight: 185 g; 189 g
Materials: Plastic; Plastic
Colors: Black; Black Silver Green Cyan
Water/dust resistance: IP54; —
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 80 %; 85 %

Operating system: Android 14 Upside-down cake Android 14; Android 16 Android 16
Updates: OS updates: 5 years; —
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 4.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
Wi-Fi: 802.11b , 802.11g , 802.11n; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Wi-Fi Hotspot; Dual band, 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, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B1 (2100), B3 (1800), 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), B20 (800), B28a (700), B38 (TDD 2600), 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), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)