realme 15x 5G vs UmiDigi G100X 5G

At a glance

Brand: realme; UMiDIGI
Release date: October 2025, 8 months ago; February 2026, 4 months ago
AnTuTu: 409.000 Antutu v10 Overall performance better than 67% of devices; 308.681 Antutu v10 Overall performance better than 61% of devices

Size: 6.8"; 6.9"
Resolution: 720 x 1570 px HD+; 720 x 1640 px HD+
Type: AMOLED; LCD IPS
Density: 254 ppi Medium Density; 260 ppi Medium Density
Aspect ratio: 20:9; 21:9
Features: Hole-punch Notch, Refresh rate 144 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 2000 cd/m², Max brightness HBM - 1200 cd/m², 1500:1 contrast ratio, 6000000:1 contrast ratio, HDR, DCI-P3, 83% NTSC, Scratch resistant, 2.5D glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 120 Hz, Brightnes 500 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless, In-cell

Chipset: MediaTek Dimensity 6300; Unisoc Tiger T765 (T8200)
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 2x2.3 GHz ARM Cortex A76+6x 2.1 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.4 GHz; 2.3 GHz
GPU: Arm Mali-G57 MC2; ARM Mali-G57 MC2
RAM: 6 GB; 8 GB
RAM type: LPDDR4X RAM; —
64-bit: Yes; Yes

Resolution: 50 Mpx; 32 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Sensor: Sony IMX852; —
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Flicker sensor, 4K Video, Digital zoom, Digital image stabilization, Autofocus, Touch focus, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Triple camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 128 GB; 128 GB
Type: UFS Storage 3.1; eMMC 5.1 Storage
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 77.9 mm 166.0 mm 8.2 mm Print 3D Model; 78.0 mm 171.0 mm 8.1 mm Print 3D Model
Weight: 212 g; 193 g
Materials: Plastic; Plastic
Colors: Blue Red Cyan; Black White Blue Green
Water/dust resistance: IP69; IP54
Usable surface: 87 %; 87 %

Operating system: Android 16 RealmeUI 7.0 (Android 16); Android 15 Android 15
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 5.3 LELow energy consumption; Bluetooth 5.2
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile)
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 MiMO
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

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), 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), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, on the side
Accelerometer: Yes; Yes
Proximity: Yes; —
Light sensor: Yes; Yes
Cooling system: No; No
Audio: Noise cancellation microphone, 2 microphones; DTS / DTS X, Stereo Speakers