Ulefone Armor 21 vs Xiaomi Redmi Note 12 4G

At a glance

Brand: Ulefone; Xiaomi
Release date: May 2023, 3 years 1 months ago; March 2023, 3 years 3 months ago
AnTuTu: 411.900 Antutu v10 Overall performance better than 68% of devices; 338.900 Antutu v10 Overall performance better than 63% of devices

Size: 6.58"; 6.67"
Resolution: 1080 x 2408 px FHD+; 1080 x 2400 px FHD+
Type: LCD IPS; AMOLED E2 Pro
Density: 367 ppi High Density; 395 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 450 cd/m² (typ), Peak brightness - 1200 cd/m², Max brightness HBM - 700 cd/m², 4500000:1 contrast ratio, DCI-P3, Scratch resistant, Corning Gorilla Glass 3, 2.5D glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Helio G99 (MT6789); Qualcomm Snapdragon 685 (SM6225)
CPU: 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz; 4x2.8 GHz Cortex A73 + 4x1.9GHz Cortex A53
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.2 GHz; 2.8 GHz
GPU: Mali-G57 MC2; Adreno 610
RAM: 8 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 64 Mpx; 50 Mpx
Aperture: ƒ/ 1.9; ƒ/ 1.8
Sensor: Sony IMX686 Exmor RS; Samsung S5KJN1
Pixel size: 0.80 µm; 0.64 µm
Sensor size: 1/1.7"; 1/2.76"
Flash: Dual LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, 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; Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 81.6 mm 176.0 mm 18.1 mm Print 3D Model; 76.0 mm 165.7 mm 7.8 mm Print 3D Model
Weight: 400 g; 184 g
Materials: Rugged Smartphone, Polycarbonate; Plastic
Colors: Black; Blue Gray Green
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP53
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 77 %; 85 %

Operating system: Android 13 Tiramisu Android 13; Android 13 Tiramisu MIUI 14 (Android 13)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 2 years, Security updates: 2 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2 LELow energy consumption; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
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, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: 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), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)