Lenovo K12 Pro vs Ulefone Armor 21
Lenovo K12 Pro
Ulefone Armor 21
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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, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 39, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 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 speedLTE-A, 391 Mbps download, 151 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-122023-05
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Status2020-122023-05
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Design
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BuildPlasticPolycarbonate, TPU, metal
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height172.1 mm176 mm
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Width76.8 mm81.6 mm
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Thickness9.7 mm18.1 mm
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Weight221 g400 g
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Waterproof-IP68/IP69K (1.5m and 30 mins)
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Dust proof-IP68/IP69K
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MIL-STD-810H-Yes
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ColorsMetallic Sage, VioletBlack
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.8 inches6.58 inches
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Resolution720 x 1640 pixels1080 x 2408 pixels
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Pixel density263 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistantScratch resistant
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.0 GHz Kryo 260 GoldDual-core 2.2 GHz Cortex-A76
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CPU(second)quad-core 1.8 GHz Kryo 260 SilverHexa-core 2.0 GHz Cortex-A55
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ChipsetQualcomm SM6115 Snapdragon 662MediaTek MT8781 Helio G99
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GPUAdreno 610Mali-G57 MC2
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Memory RAM4 GB8 GB
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Internal storage64, 128 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB2 TB
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StorageUFS 2.1-
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OS
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OSAndroid 10Android 13
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.97" , 0.7 µm(wide) , 64 MP, f/1.9 , 0.8 µm
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(macro) , 2 MP, f/2.4(night vision) , 24 MP, f/1.8
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(depth) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels9280 x 6180 pixels
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Primary camera video1080p@30/60fps-
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocusAutofocus, 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 autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera16 MP, f/2.2 , 1.0 µm16 MP, f/2.2 , 1.0 µm, (wide)
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Selfie camera resolution4608 x 3456 pixels4608 x 3456 pixels
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Selfie camera features-Face unlock, HDR, face detection
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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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RadioFM RadioStereo FM radio, RDS, 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 DirectYes-
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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-Go-Yes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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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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BDS-Yes
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SUPLYes-
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LTEEPYes-
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, barometer, 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 capacity6000 mAh9600 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 33W
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Reverse chargingYes-
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Tests and performance
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Antutu178220 (v8)370000 (v9)
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Geekbench(single-core)320 (v5.2)567 (v5.2)
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Geekbench(multi-core)1339 (v5.2)1857 (v5.2)
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Cost
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Price160 USD240 USD
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