Oukitel K15 Plus vs Ulefone Armor 21
Oukitel K15 Plus
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, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28LTE 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 speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, Cat6, 301 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 announced2021-042023-05
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Status2021-042023-05
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Design
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BuildMetal, leather, kevlar pattern, plasticPolycarbonate, TPU, metal
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height170.2 mm176 mm
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Width77.9 mm81.6 mm
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Thickness15.6 mm18.1 mm
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Weight320 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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ColorsBlackBlack
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Display
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Display typeIPS TFTIPS LCD
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Physical size6.52 inches6.58 inches
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Resolution720 x 1600 pixels1080 x 2408 pixels
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Pixel density269 ppi401 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenScratch resistant
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.8 GHz Cortex-A53Dual-core 2.2 GHz Cortex-A76
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediaTek Helio A20 MT6761DMediaTek MT8781 Helio G99
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GPUPowerVR GE8300Mali-G57 MC2
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Memory RAM3 GB8 GB
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Internal storage32 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB2 TB
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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 camera13 MP64 MP, (wide) , f/1.9 , 0.8 µm
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2 MP24 MP, (night vision) , f/1.8
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0.3 MP
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Primary camera resolution4160 x 3120 pixels9280 x 6180 pixels
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Primary camera video1080p@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, phase detection 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 camera5 MP16 MP, (wide) , f/2.2 , 1.0 µm
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Selfie camera resolution2560 x 1920 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlockFace unlock, HDR, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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EarpieceYesYes
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Headphone adapterYes-
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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 5GHzWi-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-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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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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Features
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SensorsAccelerometer, fingerprint, gyroscope, 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-IonLi-Po
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Battery capacity10000 mAh9600 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingPump ExpressYes, 33W
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Talk time 3G68 h-
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Talk time 4G68 h-
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Standby time 3G774 h-
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Standby time 4G774 h-
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Tests and performance
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Antutu50300 (v8)370000 (v9)
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Geekbench(single-core)144 (v5.2)567 (v5.2)
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Geekbench(multi-core)491 (v5.2)1857 (v5.2)
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Cost
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Price170 USD240 USD