T-Mobile REVVL 4+ vs Xiaomi Mi A2
T-Mobile REVVL 4+
Xiaomi Mi A2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 1700(AWS), 1900HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speedLTE, 603 Mbps download, 150 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082018-4
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Status2020-092018
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Design
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Build-Front glass, aluminum body
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SIMNano-SIMHybrid Dual SIM (Nano-SIM, dual stand-by)
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Height165.4 mm158.7 mm
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Width75.2 mm75.4 mm
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Thickness8.1 mm7.3 mm
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Weight180 g168 g
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ColorsGrayBlack, Cherry Pink, Flame Red, Glacier Blue, Sand Gold
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Display
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Display typeIPS LCDLTPS IPS LCD capacitive touchscreen
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Physical size6.52 inches5.99 inches
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Resolution720 x 1440 pixels1080 x 2160 pixels
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Pixel density247 ppi403 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.0 GHz Kryo 260 GoldQuad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.8 GHz Kryo 260 Silverquad-core 1.8 GHz Kryo 260
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ChipsetQualcomm SDM665 Snapdragon 665Qualcomm SDM660 Snapdragon 660
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GPUAdreno 610Adreno 512
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Memory RAM4 GB4, 6 GB
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Internal storage64 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD(uses second SIM slot)
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Memory card max-256 GB
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OS
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OSAndroid 10Android 8.1 (Oreo); Android One
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Main camera
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Camera typeDualDual
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Main camera16 MP12 MP, f/1.8 , 1/2.9" , 1.25 µm, 2x optical zoom
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5 MP20 MP, f/1.8 , 1/2.8" , 1 µm
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Primary camera resolution-4000 x 3000 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashdual-LED dual-tone flashLED flash
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Electronic image stabilization-EIS (gyro)
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Camera featuresHDR, PanoramaGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera16 MP20 MP, f/1.8 , 1/2.8" , 1.0 µm
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Selfie camera resolution-5384 x 3752 pixels
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Secondary camera HDR-Auto HDR
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Headphone adapter-Yes
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Multimedia
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RadioNo-
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Radio FM-FM radio
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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, 802.11ac
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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 1.0 reversible connector
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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SensorsAccelerometer, fingerprint, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity4000 mAh3010 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Qualcomm Quick Charge 3.0
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Cost
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Price230 USD-