Samsung Galaxy M23 vs Xiaomi Redmi K40 Pro
Samsung Galaxy M23
Xiaomi Redmi K40 Pro
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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, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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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, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
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5G network5G band 5, 28, 41, 77, 78, 81 SA/NSA5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
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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, 1200 Mbps download, 211 Mbps uploadLTE-A, 1174 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesClass 8
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Availability
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Oficially announced2022-032021-02
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Status2022-042021-03
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Design
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BuildPlasticGlass, Metal
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height165.5 mm163.7 mm
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Width77 mm76.4 mm
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Thickness8.4 mm7.8 mm
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Weight198 g196 g
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Splash resistant-IP53
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Dust proof-IP53
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ColorsBlue, GreenAurora, Black, White
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Display
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Display typeTFT LCDSuper AMOLED
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Physical size6.6 inches6.67 inches
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Resolution1080 x 2408 pixels1080 x 2400 pixels
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Pixel density400 ppi395 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Corning Gorilla Glass 5Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
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Display features-120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Kryo 570Single-core 2.84 GHz Kryo 680
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CPU(second)Hexa-core 1.8 GHz Kryo 570Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.80 GHz Kryo 680
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ChipsetQualcomm Snapdragon 750GQualcomm SM8350 Snapdragon 888
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GPUAdreno 619Adreno 660
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Memory RAM4 GB6, 8 GB
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Internal storage128 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max1 TB-
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StorageeMMC 5.1UFS 3.1
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OS
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OSAndroid 12, One UI 4.1Android 11, MIUI 12
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 50 MP, f/1.8(wide) , 64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm
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(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm(ultrawide) , 8 MP, f/2.2 , 119˚
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(depth) , 2 MP, f/2.4(macro) , 5 MP, 50 mm, 1/5.0" , 1.12 µm
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Primary camera resolution8190 x 6120 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocusAutofocus, 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, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 8 MP, f/2.2(wide) , 20 MP, 1/3.4" , 0.8 µm
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Selfie camera resolution3264 x 2448 pixels5184 x 3880 pixels
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Selfie camera featuresFace unlock, HDRFace unlock, HDR
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Selfie camera video1080p@30fps1080p@30fps, 720p@120fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioFM 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, 802.11ax
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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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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCYesYes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, fingerprint, gyroscope, proximityAccelerometer, barometer, 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-PoLi-Po
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Battery capacity5000 mAh4520 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingFast ChargingQuick Charge 3.0 (100% in 52 min)
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Talk time 4G38 h-
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Tests and performance
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Antutu200458 (v8)727466 (v8)
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Geekbench(single-core)582 (v5.2)1132 (v5.2)
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Geekbench(multi-core)1781 (v5.2)3847 (v5.2)
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SAR value
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SAR EU(head)0.62 W/kg-
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SAR EU(body)1.24 W/kg-
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Cost
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Price280 USD580 USD