Cat B40 vs Energizer E4
Cat B40
Energizer E4
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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, 2100-
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4G networkLTE frequency band 1, 3, 7, 8, 20, 28-
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GPRSYesYes
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EDGEYesNo
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Availability
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Status2021-042022-08
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Oficially announced2021-042022-06
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Design
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SIMNano-SIMDual SIM (Mini-SIM, dual stand-by)
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Height145 mm115 mm
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Width62 mm46 mm
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Thickness18 mm13.5 mm
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Weight157 g65 g
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WaterproofIP69, 1.2m and 35 minutes-
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Dust proofYes, IP69-
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MIL-STD-810GYes-
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FlashlightYes, 100+ lumens-
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Build featuresAntimicrobial protection (silver ion-based)-
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ColorsBlackBlack, Blue, Gold, Red, Silver
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Display
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Display typeTFTTFT
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Physical size2.4 inches1.77 inches
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Resolution240 x 320 pixels128 x 160 pixels
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Pixel density167 ppi116 ppi
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Hardware
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CPU312 MHz
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ChipsetUnisoc T117Unisoc SC6531DA
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Memory cardmicroSDmicroSDHC
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Memory card max32 GB-
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PhonebookYesYes
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Call recordsYesYes
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Main camera
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Camera typeSingleSingle
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Main camera2 MP
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Primary camera video-Yes
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANNoNo
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USBType-C 2.0microUSB
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Bluetoothv5.0v2.0
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Bluetooth A2DPA2DP-
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bluetooth LELE-
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NFC-No
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GPSNoNo
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Features
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Messaging SMSYesYes
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JavaNoNo
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GamesNoNo
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Browser
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HTMLNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1800 mAh1000 mAh
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Battery removableNon-removableRemovable
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Cost
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Price90 USD10 USD
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