Samsung Galaxy M21 vs Ulefone Armor 15
Samsung Galaxy M21
Ulefone Armor 15
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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, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.52 Mbps
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LTE speedLTE-ALTE, Cat13, 300 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-032022-07
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Status2020-032022-10
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Design
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BuildGlass front, plastic back, plastic frameAluminium alloy, reinforced polycarbonate, TPU
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height159 mm170.2 mm
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Width75.1 mm79.6 mm
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Thickness8.9 mm18.2 mm
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Weight188 g346 g
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Waterproof-IP68 (1.5m and 35 minutes)
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Dust proof-IP68
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MIL-STD-810G-Yes
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Build features-Built-in wireless earbuds housed inside the top side of the phone; charging
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ColorsBlack, BlueBlack, Blue, Red
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD
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Physical size6.4 inches5.45 inches
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Resolution1080 x 2340 pixels720 x 1440 pixels
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Pixel density403 ppi295 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Corning Gorilla Glass 3-
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MultitouchYes-
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Display features420 nits max brightness-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A73Quad-core 2.3 GHz Cortex-A53
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CPU(second)quad-core 1.7 GHz Cortex-A53quad-core 1.8 GHz Cortex-A53
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ChipsetExynos 9611MediaTek MT6765G Helio G35
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GPUMali-G72 MP3PowerVR GE8320
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Memory RAM4, 6 GB6 GB
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Internal storage64, 128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB-
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StorageUFS 2.1-
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OS
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OSOne UI 2 (Android 10.0)Android 12
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Main camera
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Camera typeTripleDual
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Main camera48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm12 MP, f/1.8 , 1.4 µm
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8 MP, f/2.2 , 12 mm, 1/4.0" , 1.12 µm13 MP, f/2.4 , (ultrawide) , 106˚
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5 MP, f/2.2
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Primary camera resolution8000 x 6000 pixels4160 x 3120 pixels
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Primary camera video2160p@30fps, 1080p@30fps, gyro-EIS1080p@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
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Selfie camera
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Selfie camera type-Single
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Selfie camera20 MP, f/2.0 , 26 mm16 MP, f/2.4 , 1.0 µm
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera features-Face unlock
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM radio with RDSStereo FM radio, RDS, recording
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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 Band-Yes
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USBType-C 1.0 reversible connectorType-C 2.0
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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 LEYes-
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BeidouYes-
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BDS-Yes
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Features
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SensorsAccelerometer, 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 capacity6000 mAh6600 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 18W
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Cost
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Price180 USD300 USD
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Tests and performance
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Antutu-122000 (v9)
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Geekbench(single-core)-177 (v5.2)
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Geekbench(multi-core)-991 (v5.2)