realme 15x 5G vs Ulefone Armor 18

At a glance

Brand: realme; Ulefone
Release date: October 2025, 9 months ago; January 2023, 3 years 6 months ago
AnTuTu: 409.000 Antutu v10 Overall performance better than 67% of devices; 426.700 Antutu v10 Overall performance better than 69% of devices

Size: 6.8"; 6.58"
Resolution: 720 x 1570 px HD+; 1080 x 2408 px FHD+
Type: AMOLED; LCD IPS
Density: 254 ppi Medium Density; 401 ppi Very high density
Aspect ratio: 20:9; 20:9
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, Touch sampling rate 240 Hz, LED Notifications, Scratch resistant, Corning Gorilla Glass 5, Capacitive, Multi-touch, Oleophobic coating

Chipset: MediaTek Dimensity 6300; MediaTek Dimensity 900 (MT6877)
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 2x Cortex A78 2.4 GHz + 6x Cortex A55 2.0 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.4 GHz; 2.4 GHz
GPU: Arm Mali-G57 MC2; Mali-G68 MC4 4x cores
RAM: 6 GB; 12 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 108 Mpx
Aperture: ƒ/ 1.8; Unknow
Sensor: Sony IMX852; Samsung S5KHM2
Flash: LED; Hexa 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; Flicker sensor, 4K Video, Digital zoom, Triple camera, 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
Pixel size: —; 0.70 µm
Sensor size: —; 1/1.52"

Capacity: 128 GB; 256 GB
Type: UFS Storage 3.1; UFS Storage 2.1
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; 83.4 mm 175.2 mm 18.8 mm Print 3D Model
Weight: 212 g; 409 g
Materials: Plastic; Rugged Smartphone, Polycarbonate
Colors: Blue Red Cyan; Black
Water/dust resistance: IP69; IP68, MIL-STD-810G , IP69
Usable surface: 87 %; 71 %

Operating system: Android 16 RealmeUI 7.0 (Android 16); Android 12 Snow Cone Android 12
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Micro SIM + Nano SIM)
Bluetooth: Bluetooth 5.3 LELow energy consumption; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
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; 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, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5)

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), n41 (2500), n66 (1700), n71 (600), n77 (3700), n78 (3500), n79 (4700)
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), 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), B71 (600)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)