Ulefone Armor 21 vs Xiaomi Redmi Note 9T
Ulefone Armor 21
Xiaomi Redmi Note 9T
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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, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42
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5G network-5G band 1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78, 79 SA/NSA/Sub6
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps uploadEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTELTE-A, 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 announced2023-052021-01
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Status2023-052021-01
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Design
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BuildPolycarbonate, TPU, metalGlass front (Gorilla Glass 5), plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height176 mm161.2 mm
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Width81.6 mm77.3 mm
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Thickness18.1 mm9.1 mm
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Weight400 g199 g
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WaterproofIP68/IP69K (1.5m and 30 mins)-
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Dust proofIP68/IP69K-
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MIL-STD-810HYes-
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ColorsBlackBlack, Purple
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.58 inches6.53 inches
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Resolution1080 x 2408 pixels1080 x 2340 pixels
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Pixel density401 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistantScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features-450 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A76Dual-core 2.4 GHz Cortex-A76
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediaTek MT8781 Helio G99MediaTek Dimensity 800U 5G
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GPUMali-G57 MC2Mali-G57 MC3
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Memory RAM8 GB4 GB
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Internal storage256 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max2 TB-
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Storage-UFS 2.1 / UFS 2.2
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OS
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OSAndroid 13Android 10, MIUI 12
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 64 MP, f/1.9 , 0.8 µm(wide) , 48 MP, f/1.8 , 0.8 µm, 26 mm, 1/2.0"
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(night vision) , 24 MP, f/1.8(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4
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Primary camera resolution9280 x 6180 pixels8000 x 6000 pixels
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Primary camera video-4K@30fps, 1080p@30/60fps
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Primary camera flashLED flashLED 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-mode, macro-mode, phase detection autofocusAutofocus, 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 typeSingleSingle
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Selfie camera(wide) , 16 MP, f/2.2 , 1.0 µm13 MP, f/2.3 , 1.12 µm, 29 mm, 1/3.1"
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Selfie camera resolution4608 x 3456 pixels4160 x 3120 pixels
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Selfie camera featuresFace unlock, HDR, face detectionFace detection, face unlock, HDR
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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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RadioStereo FM radio, RDS, recordingFM Radio, recording
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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, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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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-GoYes-
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Bluetoothv5.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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InfraredYesYes
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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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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, 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 capacity9600 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 33WYes
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Tests and performance
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Antutu370000 (v9)343150 (v8)
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Geekbench(single-core)567 (v5.2)571 (v5.2)
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Geekbench(multi-core)1857 (v5.2)1711 (v5.2)
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Cost
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Price240 USD230 USD