Samsung Gear S2 classic vs Xiaomi Redmi Note 4X
Samsung Gear S2 classic
Xiaomi Redmi Note 4X
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Network
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2G networkGSM 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2015-82017-2
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Status2015-102017-2
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Design
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SIMNoDual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height43.6 mm151 mm
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Width39.9 mm76 mm
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Thickness11.4 mm8.5 mm
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Weight42 g165 g
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ColorsBlackBlack, Gold, Gray, Pink
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.2 inches5.5 inches
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Resolution360 x 360 pixels1080 x 1920 pixels
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Pixel density302 ppi401 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUDual-core 1 GHzOcta-core 2.0 GHz ARM Cortex-A53
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ChipsetExynos 3250Qualcomm MSM8953 Snapdragon 625
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GPU-Adreno 506
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Memory RAM512 MB3, 4 GB
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Internal storage4 GB32, 64 GB
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Memory cardmicroSD(uses second SIM slot)
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Memory card max-256 GB
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OS
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OSTizen-based wearable platformAndroid OS, v6.0 (Marshmallow)
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Infrared-Yes
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GPSNoYes, 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 SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Mail-Push Mail
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JavaNoNo
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SensorsAccelerometer, barometer, gyro, heart rateFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity250 mAh4100 mAh
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Battery removableNon-removableNon-removable
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Talk time--
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Standby time 3G48 h-
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Main camera
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Main camera13 MP, f/2.0
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Primary camera video-1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-dual-LED (dual tone) flash
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Camera features-1.12 µm pixel size, HDR, face detection, geo-tagging, panorama, touch focus
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Selfie camera
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Selfie camera5 MP, f/2.0
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Selfie camera video-1080p
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