Energizer E4 vs Samsung Galaxy A21
Energizer E4
Samsung Galaxy A21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G network-HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA; CDMA2000 1xEV-DO
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4G network-LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 - USA
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, Cat4, 151 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGENoYes
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Availability
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Oficially announced2022-062020-04
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Status2022-082020-06
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Design
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Build-Glass front, plastic back, plastic frame
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SIMDual SIM (Mini-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height115 mm167.8 mm
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Width46 mm76.7 mm
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Thickness13.5 mm8.1 mm
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Weight65 g193 g
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ColorsBlack, Blue, Gold, Red, SilverBlack
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Display
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Display typeTFTIPS LCD capacitive touchscreen
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Physical size1.77 inches6.5 inches
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Resolution128 x 160 pixels720 x 1600 pixels
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Pixel density116 ppi270 ppi
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Display colors-16777216
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Hardware
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CPU-Octa-core
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CPU312 MHz2.3 GHz Quad-core Cortex-A53
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CPU(second)quad-core 1.8 GHz Cortex-A53
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ChipsetUnisoc SC6531DAMediaTek Helio P35
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GPU-PowerVR GE8320
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Memory RAM-3 GB
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Internal storage-32 GB
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Memory cardmicroSDHCmicroSD, microSDHC, microSDXC
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Memory card max-512 GB
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Storage-eMMC 5.1
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PhonebookYes-
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Call recordsYes-
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Main camera
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Camera typeSingleQuad
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Main camera16 MP, f/1.8 , 1/3.06" , 1.0 µm
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8 MP, f/2.2 , 1/4.0" , 1.12 µm
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2 MP, f/2.4
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2 MP, f/2.4
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Primary camera resolution-4608 x 3456 pixels
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Primary camera videoYes1080p@30fps
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Primary camera flash-LED flash
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Camera features-Autofocus, 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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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Earpiece-Yes
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Multimedia
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RadioFM Radio-
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Connectivity
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WLANNoWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSBType-C 1.0 reversible connector
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Bluetoothv2.0v5.0
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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NFCNoYes (market dependent)
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GPSNoYes, with A-GPS
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GLONASS-Yes
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Beidou-Yes
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Features
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Messaging SMSYes-
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JavaNo-
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GamesNo-
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Sensors-Accelerometer, compass, fingerprint, gyroscope, proximity
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1000 mAh4000 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-Yes
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Cost
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Price10 USD140 USD
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OS
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OS-One UI 2.0(Android 10)
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Selfie camera
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Selfie camera13 MP, f/2.0
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Selfie camera resolution-4160 x 3120 pixels
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Selfie camera video-1080p@30fps
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Browser
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HTML-HTML5