TCL A3 vs Xiaomi Redmi K50i
TCL A3
Xiaomi Redmi K50i
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1700(AWS), 1900HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 2, 4, 5, 13, 66LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
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5G network-5G band 1, 3, 5, 7, 8, 20, 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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LTE speedLTE, Cat4, 151 Mbps download, 51 Mbps uploadLTE-A (CA)
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-102022-07
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Status2021-102022-07
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Design
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Build-Glass, plastic
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SIMSingle SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
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Height145.8 mm163.6 mm
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Width71.1 mm74.3 mm
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Thickness9.9 mm8.9 mm
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Weight171 g200 g
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ColorsBlackBlack, Blue, Silver
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Display
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Display typeTFTFFS LCD
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Physical size5.5 inches6.6 inches
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Resolution720 x 1440 pixels1080 x 2460 pixels
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Pixel density293 ppi407 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features-144Hz, HDR10, Dolby Vision, 500 nits (typ), 650 nits (HBM)
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Hardware
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CPU-Octa-core
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CPUOcta-core 2.0 GHz Cortex-A53Quad-core 2.85 GHz Cortex-A78
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CPU(second)quad-core 2.0 GHz Cortex-A55
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ChipsetMediatek MT6762 Helio P22MediaTek Dimensity 8100
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GPUPowerVR GE8320Mali-G610 MC6
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Memory RAM3 GB6, 8 GB
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Internal storage32 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max32 GB-
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Storage-UFS 3.1
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OS
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OSAndroid 11Android 12, MIUI 13
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Main camera
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Camera typeSingleTriple
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Main camera8 MP, 1/4.0" , 1.12 µm64 MP, 1/1.72" , 0.8 µm, (wide) , f/1.9
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(ultrawide) , 8 MP, f/2.2 , 120˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution-9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60fps
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Primary camera flashLED flashLED 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, night mode, AI scene detection 2.0Autofocus, 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, flicker sensor
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera5 MP, 1/5" , 1.12 µm16 MP, (wide)
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Selfie camera resolution-9280 x 6920 pixels
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Selfie camera features-Face unlock, HDR, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioFM radio with RDSNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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 Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.3
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCNoNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDS-Yes
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QZSS-Yes
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Features
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SensorsAccelerometer, proximityAccelerometer, 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-IonLi-Po
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Battery capacity3000 mAh5080 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes, 67W (50% in 15 min, 100% in 46 min)
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Talk time 2G30 h-
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Talk time 3G22 h-
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Talk time 4G14 h-
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Standby time 2G430 h-
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Standby time 3G420 h-
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Standby time 4G379 h-
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Cost
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Price45 USD330 USD
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Tests and performance
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Antutu-822274 (v9)
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Geekbench(single-core)-909 (v5.2)
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Geekbench(multi-core)-3718 (v5.2)