Oppo A57s vs Samsung Galaxy M51
Oppo A57s
Samsung Galaxy M51
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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, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
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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 speedLTELTE-A, (2CA) Cat6, 400 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082020-08
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Status2022-092020-09
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Design
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BuildGlass front (Panda Glass), plastic frame, plastic backGlass front (Gorilla Glass 3), plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.8 mm163.9 mm
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Width75 mm76.3 mm
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Thickness8 mm9.5 mm
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Weight187 g213 g
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WaterproofIPX4-
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Dust proofIP5X-
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ColorsBlack, BlueBlack, Blue
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Display
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Display typeIPS LCDSuper AMOLED Plus
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Physical size6.56 inches6.7 inches
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Resolution720 x 1612 pixels1080 x 2400 pixels
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Pixel density269 ppi393 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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Display features480 nits (typ), 600 nits (HBM)-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Quad-core 2.2 GHz Kryo 470 Gold
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CPU(second)quad-core 1.8 GHz Cortex-A53Hexa-core 1.8 GHz Kryo 470 Silver
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ChipsetMediaTek MT6765G Helio G35Qualcomm SDM730 Snapdragon 730G
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GPUPowerVR GE8320Adreno 618
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Memory RAM4 GB6, 8 GB
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Internal storage64 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB512 GB
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StorageeMMC 5.1UFS 2.1
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OS
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OSAndroid 12, ColorOS 12.1Android 10, One UI 2.5
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Main camera
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Camera typeDualQuad
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Main camera(wide) , 50 MP, f/1.8 , 27 mm, 0.64 µm(wide) , 64 MP, f/1.8 , 26 mm, 0.8 µm, 1/1.73"
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(depth) , 2 MP, f/2.4(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
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(macro) , 5 MP, f/2.4
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(depth) , 5 MP, f/2.4 , 1.12 µm
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Primary camera resolution-9280 x 6944 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresHDR, PanoramaAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera(wide) , 8 MP, f/2.0 , 26 mm(wide) , 32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm
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Selfie camera resolution-6560 x 4928 pixels
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Selfie camera featuresPanorama-
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Selfie camera video1080p@30fps4K@30fps, 1080p@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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EarpieceYesYes
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Multimedia
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RadioNo-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 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 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.3v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, 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-PoLi-Po
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Battery capacity5000 mAh7000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC, 33W (100% in 69 min)Yes (100% in 115 min)
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Reverse charging-Yes
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DxOMark autonomy-96
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DxOMark charging-61
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DxOMark efficiency-87
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DxOMark battery score-88
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Tests and performance
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Antutu110000 (v8)275000 (v8)
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Geekbench(single-core)-1592 (v5.2)
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Geekbench(multi-core)-4211 (v5.2)
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Cost
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Price190 USD440 USD
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SAR value
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SAR(head)-1.38 W/kg
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SAR EU(head)-0.61 W/kg
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SAR EU(body)-1.45 W/kg
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