Samsung Galaxy S9 vs vivo X51 5G
Samsung Galaxy S9
vivo X51 5G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTELTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
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5G network-5G band 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA
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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
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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 announced2018-22020-09
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Status2018-32020-10
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Design
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BuildFront/back glass (Gorilla Glass 5), aluminum frameGlass front, glass back, aluminum frame
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SIMSingle SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height147.7 mm158.5 mm
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Width68.7 mm72.8 mm
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Thickness8.5 mm8 mm
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Weight163 g181.5 g
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PaymentSamsung Pay(Visa, Mastercard certified)-
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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 GrayGray
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Display
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Display typeSuper AMOLED capacitive touchscreenAMOLED
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Physical size5.8 inches6.56 inches
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Resolution1440 x 2960 pixels1080 x 2376 pixels
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Pixel density570 ppi398 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5Scratch resistant
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MultitouchYes-
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Display featuresHDR10 compliant, 3D Touch, Always-on display90Hz, HDR10+
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DxOMark display score-87
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.7 GHz Mongoose M3Single-core 2.4 GHz Kryo 475 Prime
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CPU(second)quad-core 1.8 GHz Cortex-A55Single-core 2.2 GHz Kryo 475 Gold
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetExynos 9810 Octa / Qualcomm SDM845 Snapdragon 845Qualcomm SM7250 Snapdragon 765G
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GPUMali-G72 MP18 / Adreno 630Adreno 620
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Internal storage64, 128, 256 GB256 GB
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Memory RAM4 GB8 GB
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Memory cardmicroSD(uses second SIM slot)No
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Memory card max400 GB-
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Storage-UFS 2.1
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OS
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OSAndroid 8.0 (Oreo)Android 10, Funtouch 10.0
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Main camera
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Camera typePhoto / Video-
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Camera type-Quad
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Main camera12 MP, f/1.5-2.4 , 26 mm, 1/2.5" , 1.4 µm48 MP, f/1.6 , 1/1.2" , 0.8 µm, (wide)
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(periscope telephoto) , 8 MP, f/3.4 , 135 mm, 1/4.0" , 5x optical zoom
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(portrait) , 13 MP, f/2.5 , 50 mm, 1/2.8" , 0.8 µm, 2x optical zoom
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(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
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Primary camera resolution4032 x 3024 pixels8000 x 6000 pixels
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Primary camera video2160p@60fps, 1080p@240fps, 720p@960fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera Autofocusdual pixel phase detection autofocus-
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Primary camera flashLED flashdual-LED dual-tone 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, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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DxOMark photo-117
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DxOMark zoom-67
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DxOMark video-102
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DxOMark camera score-114
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Selfie camera
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Selfie camera type-Single
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Selfie camera8 MP, f/1.7 , 25 mm, 1/3.6" , 1.22 µm32 MP, f/2.5 , 26 mm, 1/2.8" , 0.8 µm, (wide)
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Selfie camera resolution3264 x 2448 pixels6528 x 4896 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 features-Face unlock
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Selfie camera video1440p@30fps1080p@30fps
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DxOMark photo-82
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DxOMark video-78
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DxOMark camera score-81
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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-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 802.11a, 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 connectorType-C 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXYesaptX HD
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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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, color spectrum, compass, fingerprint, gyroscope, 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 capacity3000 mAh4315 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 2.0Vivo FlashCharge (57% in 30 min)
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Wireless chargingQi/PMA wireless charging-
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DxOMark autonomy-45
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DxOMark charging-80
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DxOMark efficiency-68
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DxOMark battery score-60
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Tests and performance
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Antutu-333912 (v8)
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Geekbench(single-core)-672 (v5.2)
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Geekbench(multi-core)-1969 (v5.2)
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Cost
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Price-940 USD