Oppo A55s vs Samsung Galaxy M31s
Oppo A55s
Samsung Galaxy M31s
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
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5G network5G band 1, 28, 41, 77, 78-
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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 speedLTE-ALTE, Cat10, 452 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-042020-07
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Status2022-042020-08
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Design
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BuildPlasticPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height163.9 mm159.3 mm
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Width75.7 mm74.4 mm
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Thickness8.4 mm9.3 mm
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Weight186 g203 g
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ColorsBlack, Blue, GoldBlack, Blue
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Display
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Display typeIPS LCDSuper AMOLED capacitive touchscreen
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Physical size6.5 inches6.5 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi405 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 32.5D curved glass screen, Corning Gorilla Glass 3
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Display features480 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A76Quad-core 2.3 GHz Cortex-A73
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CPU(second)Hexa-core 2.0 GHz Cortex-A55quad-core 1.7 GHz Cortex-A53
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ChipsetMediaTek MT6833 Dimensity 700Exynos 9611
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GPUMali-G57 MC2Mali-G72 MP3
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Memory RAM6, 8 GB6, 8 GB
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Internal storage128 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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Storage-UFS 2.1
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OS
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OSAndroid 11, ColorOS 11.1Android 10.0; One UI 2.0
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 13 MP, f/2.2 , 80˚ , 25 mm, 1/3.06" , 1.12 µm64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm
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(macro) , 2 MP, f/2.48 MP, f/2.2
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(depth) , 2 MP, f/2.45 MP, f/2.4
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5 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels9280 x 6944 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, 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/2.032 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm
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Selfie camera resolution3264 x 2448 pixels6528 x 4896 pixels
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Selfie camera featuresFace unlock, face detection, HDR-
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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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LoudspeakerYesYes
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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 1.0 reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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NFCNo-
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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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QZSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, 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 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Wireless reverse charging-Yes
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Talk time 2G26 h-
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Talk time 4G-51 h
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Standby time 2G450 h-
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Tests and performance
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Antutu280000 (v9)-
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Geekbench(single-core)510 (v5.2)-
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Geekbench(multi-core)1592 (v5.2)-
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Cost
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Price180 USD270 USD
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