HomTom S99i vs Xiaomi Mi A3
HomTom S99i
Xiaomi Mi A3
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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 900, 2100HSDPA 850, 900, 1700, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800); LTE-TDD 2300, 2500 2600 MHzLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
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HSDPA speed21 Mbps42 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE, Cat12, 603 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 announced2019-22019-7
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Status2019-22019-7
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Design
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BuildPlastic, aluminium alloyAluminium alloy, glass
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Nano-SIM, dual stand-by)
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Height149.5 mm153.48 mm
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Width70 mm71.85 mm
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Thickness12.8 mm8.48 mm
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Weight199 g173 g
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ColorsBlack, SilverBlack, Blue, White
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Display
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Display typeIPSSuper AMOLED capacitive touchscreen
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Physical size5.5 inches6.09 inches
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Resolution720 x 1440 pixels720 x 1560 pixels
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Pixel density293 ppi282 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, GFF full laminationScratch resistant, Corning Gorilla Glass 5
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MultitouchYesYes
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Display features-HDR10, DC dimming
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.5 GHz Cortex-A53Quad-core 2.0 GHz Kryo 260
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetMediaTek MT6739V/CWQualcomm SDM665 Snapdragon 665
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GPUPowerVR GE8100Adreno 610
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Memory RAM2 GB4 GB
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Internal storage16 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB256 GB
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Storage-UFS 2.1
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OS
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OSAndroid 8.1 OreoAndroid 9.0 Pie
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Main camera
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Camera typeDualTriple
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Main camera13 MP48 MP, f/1.79 , 1/2" , 0.8 µm
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2 MP8 MP, f/2.2 , 1.12 µm
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2 MP, f/2.4 , 1.75 µm
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Primary camera resolution4160 x 3120 pixels8000 x 6000 pixels
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Primary camera video720p@30fps2160p@30fps, 1080p@30/60/120fps
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Primary camera flashLED flashdual-LED 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 modeAutofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera5 MP32 MP, f/2.0 , 0.8 µm
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Selfie camera resolution2560 x 1920 pixels6528 x 4896 pixels
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Selfie camera video480p@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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Multimedia
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RadioFM RadioFM Radio
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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
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-GoYesYes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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bluetooth LE-Yes
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Bluetooth EDR-Yes
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Bluetooth AptX-aptX HD
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Infrared-Yes
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NFC-Yes
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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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Beidou-Yes
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Features
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SensorsAccelerometer, fingerprint, hall, light, proximityAccelerometer, compass, gyroscope, fingerprint, light, proximity, in-display fingerprint sensor
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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 capacity6200 mAh4030 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesQualcomm Quick Charge 4.0
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Cost
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Price-280 USD