Samsung Galaxy M31 Prime vs Ulefone Power Armor 18
Samsung Galaxy M31 Prime
Ulefone Power Armor 18
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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 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71
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5G network-5G band 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6
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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, Cat10 452 Mbps download, 102 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-102022-12
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Status2020-102022-12
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Design
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BuildGlass front (Gorilla Glass 3), plastic back, plastic frameMetal, polycarbonate, TPU
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height159.2 mm175.2 mm
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Width75.1 mm83.4 mm
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Thickness8.9 mm18.8 mm
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Weight191 g409 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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ColorsBlack, Iceberg Blue, Ocean BlueBlack
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Display
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Display typeSuper AMOLEDIPS LCD
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Physical size6.4 inches6.58 inches
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Resolution1080 x 2340 pixels1080 x 2408 pixels
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Pixel density403 ppi401 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Corning Gorilla Glass 3-
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Display features420 nits (typ), Infinity-O Display120Hz
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A73Dual-core 2.4 GHz Cortex-A78
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CPU(second)quad-core 1.7 GHz Cortex-A53Hexa-core 2.0 GHz Cortex-A55
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ChipsetExynos 9611MediaTek MT6877 Dimensity 900
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GPUMali-G72 MP3Mali-G68 MC4
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Memory RAM6 GB12 GB
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Internal storage128 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 10, One UI 2.0Android 12
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Main camera
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Camera typeQuadTriple
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm(wide) , 108 MP, f/1.9 , 1/1.52" , 0.7 µm
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(ultrawide) , 8 MP, f/2.2 , 123˚ , 1/4.0" , 1.12 µm(macro) , 5 MP, f/3.0 , 1/5" , 1.12 µm
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(macro) , 5 MP, f/2.4(ultrawide) , 8 MP, f/2.2 , 119˚
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(depth) , 5 MP, f/2.2
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Primary camera resolution9280 x 6944 pixels12000 x 9000 pixels
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Primary camera video4K@30fps, 1080p@30fps, gyro-EIS4K@30fps, 1080p@30fps
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Primary camera flashLED flashHexa-LED 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, macro-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 camera(wide) , 32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm(wide) , 32 MP, f/2.0 , 1.2 µm, 73˚
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Selfie camera featuresFace unlock, HDR-
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Selfie camera video4K@30fps, 1080p@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 radio with RDS, recordingWireless 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, 802.11ax
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WLAN WiFi HotspotYes-
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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 connector-magnetic connector
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USB On-The-Go-Yes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCNoYes
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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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NavIC-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, barometer, compass, fingerprint, gyroscope, proximity, thermometer
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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 chargingFast ChargingYes, 66W (52% in 30 min)
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Wireless reverse charging-Yes, 5W
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Fast wireless charging-Qi, 15W
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Talk time 3G-39 h
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Standby time 3G-524 h
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Tests and performance
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Antutu81000 (v8)485875 (v9)
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Geekbench(single-core)-781 (v5.2)
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Geekbench(multi-core)-2845 (v5.2)
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SAR value
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SAR(head)0.38 W/kg-
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SAR EU(head)-0.49 W/kg
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SAR EU(body)-1.04 W/kg
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Cost
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Price220 USD420 USD
