Xiaomi 12S vs Xiaomi Redmi K40S
Xiaomi 12S
Xiaomi Redmi K40S
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Network
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2G networkGSM 850, 900, 1800, 1900;CDMA 800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42LTE frequency band 1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA5G band 1, 3, 5, 8, 28, 38, 40, 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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EV-DO speedEV-DO Rev.A 2.4 Mbps download, 0.15 Mbps upload-
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LTE speedLTE-ALTE-A
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GPRSClass 33Yes
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EDGEClass 33Yes
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Availability
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Oficially announced2022-072022-03
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Status2022-072022-03
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Design
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BuildGlass front (Gorilla Glass Victus), glass back or eco leather back, aluminum frameGlass front (Gorilla Glass 5), plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height152.7 mm163.2 mm
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Width69.9 mm76 mm
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Thickness8.2/8.7 mm7.7 mm
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Weight179/182 g195 g
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Splash resistant-Yes
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ColorsGray, Green, Purple, WhiteBlack, Blue, Gray, Green
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Display
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Display typeAMOLEDAMOLED
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Physical size6.28 inches6.67 inches
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Resolution1080 x 2400 pixels1080 x 2400 pixels
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Pixel density419 ppi395 ppi
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Display colors107374182416777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features120Hz, Dolby Vision, HDR10+, 1100 nits (peak)120Hz, HDR10+, 1300 nits (peak)
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.19 GHz Cortex-X2Single-core 3.2 GHz Kryo 585
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CPU(second)Triple-core 2.75 GHz Cortex-A710Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.8 GHz Cortex-A510Quad-core 1.80 GHz Kryo 585
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Qualcomm SM8250-AC Snapdragon 870 5G
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GPUAdreno 730Adreno 650
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Memory RAM8, 12 GB6, 8, 12 GB
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Internal storage128, 256, 512 GB128, 256 GB
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Memory cardNoNo
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StorageUFS 3.1UFS 3.1
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OS
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OSAndroid 12, MIUI 13Android 12, MIUI 13
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 50 MP, f/1.9 , 24 mm, 1/1.28" , 1.22 µm(wide) , 48 MP, f/1.8 , 1/2" , 0.8 µm
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(ultrawide) , 13 MP, f/2.4 , 123˚ , 15 mm, 1/3.06" , 1.22 µm(ultrawide) , 8 MP, 119˚
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(telephoto macro) , 5 MP, f/2.4 , 50 mm(macro) , 2 MP, f/2.4
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Primary camera resolution8190 x 6144 pixels8000 x 6000 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60fps, 720p@1920fps, gyro-EIS4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
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Primary camera opticsLeica lens-
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Primary camera flashdual-LED dual-tone flashdual-LED dual-tone flash
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Camera featuresAutofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, super night mode 2.0, cyberfocusAutofocus, continuous shooting, digital zoom, optical 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) , 32 MP, f/2.5 , 80˚ , 26 mm, 0.7 µm(wide) , 20 MP
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Selfie camera featuresFace unlock, HDRFace unlock, HDR
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Selfie camera video1080p@30/60fps, 720p@120fps, HDR1080p@30/120fps
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-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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Bluetoothv5.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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InfraredYes-
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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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QZSSYesYes
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NavICYesYes
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Features
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SensorsAccelerometer, color spectrum, compass, fingerprint, gyroscopeAccelerometer, 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 capacity4500 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4+, 67W (100% in 42 min)Quick Charge 3+, 67W (100% in 38 min)
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Wireless reverse chargingYes, 10W-
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Fast wireless chargingYes, 50W (100% in 57 min)-
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Tests and performance
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Antutu1106715 (v9)715000 (v9)
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Geekbench(single-core)1328 (v5.2)983 (v5.2)
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Geekbench(multi-core)4234 (v5.2)3362 (v5.2)
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Cost
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Price580 USD290 USD