Samsung Galaxy S9 vs Samsung Galaxy A7 (2018)
Samsung Galaxy S9
Samsung Galaxy A7 (2018)
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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 850, 900, 1700(AWS), 1900, 2100
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4G networkLTELTE
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE-A (2CA), Cat6, 300 Mbps download, 50 Mbps upload
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LTE-A speedLTE-A, (6CA) Cat18, 1200 Mbps download, 200 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-22018-9
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Status2018-32018-10
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Design
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BuildFront/back glass (Gorilla Glass 5), aluminum frameAluminium alloy, glass
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SIMSingle SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height147.7 mm159.8 mm
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Width68.7 mm76.8 mm
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Thickness8.5 mm7.5 mm
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Weight163 g168 g
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PaymentSamsung Pay(Visa, Mastercard certified)Samsung Pay
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WaterproofIP68, 1.5m and 30 minutes-
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Dust proofYes, IP68-
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ColorsCoral Blue, Lilac Purple, Midnight Black, Titanium GrayBlack, Blue, Gold, Pink
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED
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Physical size5.8 inches6.0 inches
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Resolution1440 x 2960 pixels1080 x 2220 pixels
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Pixel density570 ppi411 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5Corning Gorilla Glass
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MultitouchYesYes
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Display featuresHDR10 compliant, 3D Touch, Always-on displayAlways-on display
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.7 GHz Mongoose M3Dual-core 2.2 GHz Cortex-A73
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CPU(second)quad-core 1.8 GHz Cortex-A55Hexa-core 1.6 GHz Cortex-A53
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ChipsetExynos 9810 Octa / Qualcomm SDM845 Snapdragon 845Exynos 7 Octa 7885
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GPUMali-G72 MP18 / Adreno 630Mali-G71
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Memory RAM4 GB4, 6 GB
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Internal storage64, 128, 256 GB64, 128 GB
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Memory cardmicroSD(uses second SIM slot)microSD, microSDHC, microSDXC
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Memory card max400 GB512 GB
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OS
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OSAndroid 8.0 (Oreo)Android 8.0 Oreo
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Main camera
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Camera typePhoto / Video-
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Camera type-Triple
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Main camera12 MP, f/1.5-2.4 , 26 mm, 1/2.5" , 1.4 µm24 MP, f/1.7
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8 MP, f/2.4 , 13 mm
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5 MP, f/2.2
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Primary camera resolution4032 x 3024 pixels5632 x 4224 pixels
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Primary camera video2160p@60fps, 1080p@240fps, 720p@960fps2160p@30fps, 1080p@30fps
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Primary camera Autofocusdual pixel phase detection autofocus-
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Primary camera flashLED flashLED flash
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Primary camera optical image stabilizationoptical image stabilization-
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Primary camera video dual videodual-video record-
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Primary camera video hdrHDR-
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Camera featuresAuto HDR, Geo-tagging, face/smile detection, panorama, simultaneous 4K video and 9MP image recording, touch focusAutofocus, 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 camera8 MP, f/1.7 , 25 mm, 1/3.6" , 1.22 µm24 MP, f/2.0
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Selfie camera resolution3264 x 2448 pixels5632 x 4224 pixels
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Secondary camera autofocusautofocus-
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Secondary camera dual video calldual video call-
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Secondary camera HDRAuto HDR-
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Selfie camera video1440p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtones-
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EarpieceYesYes
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectormicroUSB 2.0
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth AVRCP-Yes
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bluetooth HFP-Yes
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bluetooth HID-Yes
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bluetooth OPP-Yes
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bluetooth PAN-Yes
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bluetooth LEYes-
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bluetooth DIP-Yes
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bluetooth MAP-Yes
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bluetooth PBAP-PBAP/PAB
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bluetooth HOGP-Yes
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bluetooth HSP-Yes
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Bluetooth AptXYes-
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NFCYesYes(optional)
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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Beidou-Yes
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BDSYes-
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push MailPush Mail-
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SensorsIris scanner, SpO2, accelerometer, barometer, compass, fingerprint (rear-mounted), gyro, heart rate, proximityAccelerometer, compass, fingerprint, gyroscope, hall, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3000 mAh3300 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 2.0Yes
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Wireless chargingQi/PMA wireless charging-