Samsung Galaxy J4 Core vs Samsung Gear S2 classic 3G
Samsung Galaxy J4 Core
Samsung Gear S2 classic 3G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800)-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Status2018-112016-3
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Oficially announced2018-112016-2
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Design
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BuildPlasticStainless Steel
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SIMDual SIM (Nano-SIM, dual stand-by)Electronic SIM card (e-SIM)
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Height160.6 mm44 mm
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Width76.1 mm46.9 mm
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Thickness7.9 mm13.4 mm
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Weight177 g54 g
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ColorsBlack, Blue, GoldBlack, Rose Gold, ceramic bracelet
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6 inches1.2 inches
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Resolution720 x 1480 pixels360 x 360 pixels
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Pixel density274 ppi424 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenCorning Gorilla Glass 3
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.4 GHz Cortex-A53Dual-core 1.0 GHz Cortex-A7 ARM
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ChipsetQualcomm MSM8917 Snapdragon 425Exynos 3250 Dual
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GPUAdreno 308Mali-400MP2
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Memory RAM1 GB512 MB
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Internal storage16 GB4 GB
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Memory card-
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OS
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OSAndroid 8.1 Oreo Go EditionTizen-based wearable platform
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Main camera
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Main camera8 MP, f/2.2
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps-
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Primary camera flashLED 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-mode-
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Selfie camera
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Selfie camera5 MP, f/2.2
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesNo
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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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Radio-No
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Radio FMStereo FM radio, recording-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n, 802.11e
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.2v4.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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NFC-Yes
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GPSYes, with A-GPSNo
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GLONASSYes-
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BeidouYes-
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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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Java-No
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SensorsAccelerometer, light, proximityAccelerometer, barometer, gyro, heart rate
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3300 mAh300 mAh
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Battery removableNon-removableNon-removable
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Talk time-48 h
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Standby time 3G-48 h
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