Ulefone Armor 18 vs Vivo Y28 4G

At a glance

Brand: Ulefone; vivo
Release date: January 2023, 3 years 6 months ago; June 2024, 2 years 1 months ago
AnTuTu: 426.700 Antutu v10 Overall performance better than 69% of devices; 222.000 Antutu v10 Overall performance better than 56% of devices

Size: 6.58"; 6.68"
Resolution: 1080 x 2408 px FHD+; 720 x 1608 px HD+
Type: LCD IPS; LCD IPS
Density: 401 ppi Very high density; 264 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: 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; Hole-punch Notch, Refresh rate 90 Hz, Peak brightness - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, 83% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 900 (MT6877); MediaTek Helio G85 (MT6769V/CZ)
CPU: 2x Cortex A78 2.4 GHz + 6x Cortex A55 2.0 GHz; 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 12 nm
Frequency: 2.4 GHz; 2 GHz
GPU: Mali-G68 MC4 4x cores; Arm Mali-G52 MC2 950MHz
RAM: 12 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 108 Mpx; 50 Mpx
Aperture: Unknow; ƒ/ 1.8
Sensor: Samsung S5KHM2; —
Pixel size: 0.70 µm; —
Sensor size: 1/1.52"; —
Flash: Hexa Led; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: 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; Digital zoom, Dual 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, Front Flash

Capacity: 256 GB; 128 GB
Type: UFS Storage 2.1; eMMC 5.1 Storage
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 83.4 mm 175.2 mm 18.8 mm Print 3D Model; 76.0 mm 165.7 mm 8.0 mm Print 3D Model
Weight: 409 g; 199 g
Materials: Rugged Smartphone, Polycarbonate; Plastic , Splash resistant design
Colors: Black; Green Orange
Water/dust resistance: IP68, MIL-STD-810G , IP69; IP64
Usable surface: 71 %; 85 %

Operating system: Android 12 Snow Cone Android 12; Android 14 Upside-down cake Funtouch OS 14 (Android 14)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 1 years, Security updates: 2 years

SIM: Dual SIM Dual Standby (Micro SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0 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), 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
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 (L1+L5); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: 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), 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); 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)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)