Poco C51 vs Ulefone Armor X16

At a glance

Brand: POCO; Ulefone
Release date: April 2023, 3 years 2 months ago; June 2025, 1 years ago
AnTuTu: 127.000 Antutu v9 Overall performance better than 53% of devices; 269.000 Antutu v10 Overall performance better than 60% of devices

Size: 6.52"; 6.56"
Resolution: 720 x 1600 px HD+; 720 x 1612 px HD+
Type: LCD IPS; LCD IPS
Density: 269 ppi Medium Density; 269 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Brightnes 420 cd/m² (typ), Scratch resistant, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Max brightness HBM - 800 cd/m², Scratch resistant, Corning Gorilla Glass 5, Capacitive, Multi-touch, Oleophobic coating

Resolution: 8 Mpx; 48 Mpx
Aperture: ƒ/ 2.0; ƒ/ 1.9
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Digital zoom, Dual camera, Autofocus, Touch focus, Manual focus, 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 Mode, Night Vision

Dimensions: 76.8 mm 164.9 mm 9.1 mm Print 3D Model; 83.4 mm 173.8 mm 18.0 mm Print 3D Model
Weight: 192 g; 395 g
Materials: Plastic; Rugged Smartphone, Polycarbonate
Colors: Black Green Cyan; Black Gold Gray Orange
Usable surface: 81 %; 72 %
Water/dust resistance: —; IP68, IP69 , MIL-STD-810H
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 13 Tiramisu Android 13 Go Edition; 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 5.0 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
Wi-Fi: 802.11a , 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, Wi-Fi Direct; Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, NavIC System
USB: —; USB Type-C

4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), 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), B32 (1500), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100), B71 (600)
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); B2 (1900), B3 (1800), B5 (850), B8 (900)