Ulefone Armor 21 vs Xiaomi Redmi 12
Ulefone Armor 21
Xiaomi Redmi 12
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100; CDMA2000 1xEV-DO
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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, 3, 5, 7, 8, 20, 28, 38, 40, 41
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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
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2023-052023-06
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Status2023-052023-06
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Design
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BuildPolycarbonate, TPU, metalGlass front, plastic frame, glass back
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SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height176 mm168.6 mm
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Width81.6 mm76.3 mm
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Thickness18.1 mm8.2 mm
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Weight400 g198.5 g
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WaterproofIP68/IP69K (1.5m and 30 mins)-
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Splash resistant-IP53
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Dust proofIP68/IP69KIP53
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MIL-STD-810HYes-
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ColorsBlackBlack, Blue, Silver
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.58 inches6.79 inches
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Resolution1080 x 2408 pixels1080 x 2460 pixels
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Pixel density401 ppi396 ppi
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Display colors1677721616777216
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ProtectionScratch resistantScratch resistant, 2.5D curved glass screen
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Display features-90Hz, 550 nits (peak)
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A76Dual-core 2.0 GHz Cortex-A75
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Hexa-core 1.8 GHz Cortex-A55
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ChipsetMediaTek MT8781 Helio G99MediaTek Helio G88
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GPUMali-G57 MC2Mali-G52 MC2
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Memory RAM8 GB4, 8 GB
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Internal storage256 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max2 TB1 TB
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Storage-eMMC 5.1
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OS
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OSAndroid 13Android 13, MIUI 14
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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) , 50 MP, f/1.8
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(night vision) , 24 MP, f/1.8(ultrawide) , 8 MP, f/2.2 , 120˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6180 pixels8190 x 6120 pixels
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Primary camera video-1080p@30fps
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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 µm8 MP, f/2.1
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Selfie camera resolution4608 x 3456 pixels3264 x 2448 pixels
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Selfie camera featuresFace unlock, HDR, face detectionFace 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
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EarpieceYesYes
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Multimedia
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RadioStereo FM radio, RDS, recordingFM 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, 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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Bluetoothv5.2v5.3
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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InfraredYesYes
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NFCYesYes (market dependent)
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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
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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, 18W
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Talk time 4G-37 h
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Tests and performance
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Antutu370000 (v9)258006 (v9)
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Geekbench(single-core)567 (v5.2)-
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Geekbench(multi-core)1857 (v5.2)-
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Cost
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Price240 USD145 USD
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