Ark S503 (New) vs Xiaomi Redmi Note 4
Ark S503 (New)
Xiaomi Redmi Note 4
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 3(1800), 5(850), 40(2300)
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20192017-1
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Status20192017-1
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Design
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BuildPlastic-
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SIMDual SIM (Micro-SIM, dual SIM stand-by)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height152 mm151 mm
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Width73 mm76 mm
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Thickness7.8 mm8.5 mm
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Weight157 g165 g
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ColorsBlackBlack, Gold, Gray
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches5.5 inches
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Resolution480 x 960 pixels1080 x 1920 pixels
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Pixel density195 ppi401 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Octa-core 2.0 GHz Cortex-A53 ARM
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ChipsetMediatek MT6580Qualcomm MSM8953 Snapdragon 625
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GPUMali-400 MP2Adreno 506
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Memory RAM1 GB3, 4 GB
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Internal storage8 GB32, 64 GB
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Memory cardmicroSD, microSDHCmicroSD(uses second SIM slot)
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Memory card max32 GB256 GB
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OS
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OSAndroid 6.0 MarshmallowAndroid OS, v6.0 (Marshmallow)
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Main camera
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Camera typeSingle-
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Main camera5 MP13 MP, f/2.0
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Primary camera resolution2592 x 1944 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, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode1.12 µm pixel size, HDR, face detection, geo-tagging, panorama, touch focus
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Selfie camera
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FlashLED flash-
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Selfie camera2 MP5 MP, f/2.0
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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RadioFM Radio-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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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, proximity, lightFingerprint (rear-mounted), 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-IonLi-Po
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Battery capacity2000 mAh4100 mAh
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Battery removableRemovableNon-removable