BLU G51S vs Cat B40
BLU G51S
Cat B40
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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, 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 12, 17, 28LTE frequency band 1, 3, 7, 8, 20, 28
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, 301 Mbps download, 102 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-012021-04
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Status2022-012021-04
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Design
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height162.4 mm145 mm
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Width77.5 mm62 mm
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Thickness9 mm18 mm
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Weight185 g157 g
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Waterproof-IP69, 1.2m and 35 minutes
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Dust proof-Yes, IP69
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MIL-STD-810G-Yes
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Flashlight-Yes, 100+ lumens
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Build features-Antimicrobial protection (silver ion-based)
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ColorsBlue, Bronze, Green, RedBlack
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Display
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Display typeIPS LCDTFT
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Physical size6.4 inches2.4 inches
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Resolution720 x 1560 pixels240 x 320 pixels
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Pixel density268 ppi167 ppi
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Display colors16777216-
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Protection2.5D curved glass screen-
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Hardware
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CPUOcta-core 1.6 GHz Cortex-A55
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Chipset-Unisoc T117
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GPUIMG8322-
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Memory RAM2 GB-
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Internal storage32 GB-
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max64 GB32 GB
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Phonebook-Yes
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Call records-Yes
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OS
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OSAndroid 11 Go Edition-
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Main camera
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Camera typeDualSingle
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Main camera13 MP2 MP
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0.3 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fps-
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Primary camera 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-
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Selfie camera
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Selfie camera8 MP
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYes-
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nNo
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBType-C 2.0Type-C 2.0
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesA2DP
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bluetooth LEYesLE
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NFCNo-
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GPSYes, with A-GPSNo
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Features
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Messaging SMS-Yes
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Java-No
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Games-No
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SensorsAccelerometer, fingerprint, proximity-
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Browser
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HTMLHTML5No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4000 mAh1800 mAh
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Battery removableNon-removableNon-removable
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Cost
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Price120 USD90 USD