Samsung Galaxy J7 Duo vs Samsung Gear S3 classic
Samsung Galaxy J7 Duo
Samsung Gear S3 classic
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Network
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2G networkGSM 850, 900, 1800, 1900N/A
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3G networkHSDPA 850, 900, 1900, 2100-
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)-
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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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Oficially announced2018-42016-8
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Status2018-42016-10
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Design
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BuildMetalStainless Steel 316L
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SIMSingle SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)No
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Height153.5 mm49 mm
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Width77.2 mm46 mm
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Thickness8.2 mm12.9 mm
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Weight174 g57 g
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Waterproof-1.5m and 30 minutes
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ColorsBlack, Gold, Rose Gold, WhiteSilver
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.5 inches1.3 inches
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Resolution720 x 1280 pixels360 x 360 pixels
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Pixel density267 ppi278 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenCorning Gorilla Glass SR+
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUDual-core 2.2 GHz Cortex-A73Dual-core 1.0 GHz
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CPU(second)Hexa-core 1.6 GHz Cortex-A53
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ChipsetExynos 7885 Octa-
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GPUMali-G71-
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Memory RAM4 GB768 MB
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Internal storage32 GB4 GB
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Memory cardmicroSD
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Memory card max256 GB-
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OS
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OSAndroid 8.0 (Oreo)Tizen-based wearable platform 2.3.2
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Main camera
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Camera typeDual-
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Main camera13 MP, f/1.9
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5 MP, f/1.9
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fps-
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus-
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Selfie camera
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FlashLED flash-
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Selfie camera8 MP, f/1.9
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Selfie camera resolution3264 x 2448 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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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBYes
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Bluetoothv4.2v4.2
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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-GPSYes
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GLONASSYesYes
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BDSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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Java-No
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SensorsFingerprint (front-mounted), accelerometer, 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 capacity3000 mAh380 mAh
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Battery removableRemovableNon-removable
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Talk time-72 h
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Standby time 3G-72 h
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