Samsung Galaxy M51 vs Xiaomi Redmi A1+
Samsung Galaxy M51
Xiaomi Redmi A1+
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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, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A, (2CA) Cat6, 400 Mbps download, 50 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082022-09
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Status2020-092022-09
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Design
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BuildGlass front (Gorilla Glass 3), plastic back, plastic framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.9 mm164.9 mm
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Width76.3 mm76.8 mm
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Thickness9.5 mm9.1 mm
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Weight213 g192 g
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ColorsBlack, BlueBlack, Blue, Green
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Display
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Display typeSuper AMOLED PlusIPS LCD
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Physical size6.7 inches6.52 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density393 ppi269 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 3Scratch resistant, 2.5D curved glass screen
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Display features-400 nits (typ)
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.2 GHz Kryo 470 GoldQuad-core 2.0 GHz Cortex-A53
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CPU(second)Hexa-core 1.8 GHz Kryo 470 Silver
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ChipsetQualcomm SDM730 Snapdragon 730GMediatek MT6761 Helio A22
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GPUAdreno 618PowerVR GE8320
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Memory RAM6, 8 GB2, 3 GB
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Internal storage128 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB-
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StorageUFS 2.1eMMC 5.1
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OS
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OSAndroid 10, One UI 2.5Android 12 Go edition, MIUI 12
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Main camera
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Camera typeQuadDual
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.73" , 0.8 µm(wide) , 8 MP, f/2.0
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm0.08 MP
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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 resolution9280 x 6944 pixels3264 x 2448 pixels
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Primary camera video4K@30fps, 1080p@30fps1080p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, digital zoom, digital 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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Selfie camera
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Selfie camera type-Single
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Selfie camera(wide) , 32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm5 MP, f/2.2
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Selfie camera resolution6560 x 4928 pixels2560 x 1944 pixels
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Selfie camera features-Face unlock
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Selfie camera video4K@30fps, 1080p@30fps1080p@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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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
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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 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYesNo
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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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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, fingerprint
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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 capacity7000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes (100% in 115 min)-
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Reverse chargingYes-
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DxOMark autonomy96-
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DxOMark charging61-
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DxOMark efficiency87-
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DxOMark battery score88-
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Tests and performance
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Antutu275000 (v8)95000 (v9)
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Geekbench(single-core)1592 (v5.2)151 (v5.2)
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Geekbench(multi-core)4211 (v5.2)639 (v5.2)
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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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Cost
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Price440 USD120 USD
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Multimedia
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Radio-FM Radio
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