Ulefone Armor X vs Xiaomi Mi 4s
Ulefone Armor X
Xiaomi Mi 4s
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700, 1900, 2100HSDPA 850, 1900, 2100; TD-SCDMA
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800)LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speedLTE, Cat4 150 Mbps download, 51 Mbps uploadLTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-22016-2
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Status2018-22016-3
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Design
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BuildMetal, plastic-
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height159 mm139.3 mm
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Width78.3 mm70.8 mm
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Thickness14.5 mm7.8 mm
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Weight270 g133 g
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WaterproofYes, IP68-
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Dust proofYes, IP68-
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ColorsBlack, Rose-goldBlack, Gold, Pink, White
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.45 inches5.0 inches
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Resolution720 x 1440 pixels1080 x 1920 pixels
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Pixel density295 ppi441 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass 3, Oleophobic(lipophobic) coating-
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A53
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ChipsetMediatek MT6739Qualcomm MSM8992 Snapdragon 808
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GPUPowerVR GE8100Adreno 418
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Memory RAM2 GB3 GB
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Internal storage16 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max128 GB128 GB
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OS
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OSAndroid OS, v7.0 NougatAndroid OS
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Main camera
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Camera typeDual-
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Main camera13 MP, f/2.013 MP, f/2.0
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5 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video720p@30fps1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashdual-LED flashdual-LED (dual tone) flash
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Camera featuresAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeGeo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera5 MP, f/2.05 MP, f/2.0
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Selfie camera interpolated resolution8 MP-
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video720p@30fps1080p
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHzWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C reversible connector
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Bluetoothv4.1v4.1
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Bluetooth A2DPYesYes
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDS-Yes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Mail-Push Mail
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Java-No
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SensorsAccelerometer, compass, fingerprint, light, proximityFingerprint, accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity5000 mAh3260 mAh
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Battery removableNon-removableNon-removable
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Talk time--
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Standby time--
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