Microsoft Surface Duo vs Xiaomi Redmi A1+
Microsoft Surface Duo
Xiaomi Redmi A1+
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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 850, 900, 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
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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 speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A (CA) Cat18, 1200 Mbps download, 100 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082022-09
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Status2020-082022-09
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Design
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BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5)Plastic
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SIMNano-SIM, eSIMDual SIM (Nano-SIM, dual stand-by)
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Height145.2 mm164.9 mm
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Width93.3 mm76.8 mm
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Thickness9.9 mm9.1 mm
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Height unfolded186.9 mm-
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Width unfolded145.2 mm-
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Thickness unfolded4.8 mm-
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Weight250 g192 g
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StylusYes-
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ColorsWhiteBlack, Blue, Green
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD
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Physical size8.1 inches6.52 inches
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Resolution1800 x 2700 pixels720 x 1600 pixels
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Pixel density401 ppi269 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5Scratch resistant, 2.5D curved glass screen
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Display features-400 nits (typ)
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Cover displayAMOLED capacitive touchscreen-
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Cover display physical size5.6 inches-
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Cover display resolution1350 x 1800 pixels-
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Hardware
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CPUOcta-core-
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CPUSingle-core 2.84 GHz Kryo 485Quad-core 2.0 GHz Cortex-A53
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetQualcomm SM8150 Snapdragon 855Mediatek MT6761 Helio A22
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GPUAdreno 640PowerVR GE8320
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Memory RAM6 GB2, 3 GB
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Internal storage128, 256 GB32 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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StorageUFS 3.0eMMC 5.1
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OS
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OSAndroid 10Android 12 Go edition, MIUI 12
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Main camera
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Camera typeSingleDual
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Main camera11 MP, f/2.0 , 23 mm, 1.0 µm8 MP, f/2.0 , (wide)
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0.08 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video4K@30/60fps, 1080p@30/60fps, gyro-EIS1080p@30fps
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Primary camera flash-dual-LED flash
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Camera features-Autofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera type-Single
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Selfie camera5 MP, f/2.2
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Selfie camera resolution-2560 x 1944 pixels
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Selfie camera features-Face unlock
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Selfie camera video4K@30/60fps, 1080p@30/60fps, gyro-EIS1080p@30fps
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Sound
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3.5mm jack-Yes
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LoudspeakerYes, with stereo speakersYes
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Earpiece-Yes
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Multimedia
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RadioNoFM 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, 802.11n 5GHz
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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 reversible connectormicroUSB 2.0
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX Adaptive-
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NFC-No
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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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SensorsAccelerometer, fingerprint, proximityAccelerometer, fingerprint
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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 capacity3577 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Cost
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Price1400 USD120 USD
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Tests and performance
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Antutu-95000 (v9)
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Geekbench(single-core)-151 (v5.2)
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Geekbench(multi-core)-639 (v5.2)