Lava Z81 vs Samsung Galaxy Tab S7+
Lava Z81
Samsung Galaxy Tab S7+
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
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5G network-5G band SA/NSA
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE-A (6CA) Cat 20, 2000 Mbps download, 150 Mbps upload
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5G speed-5G
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-102020-08
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Status2018-102020-08
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Design
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BuildPlastic, metalGlass front, aluminum back, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height152.2 mm185 mm
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Width73 mm285 mm
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Thickness7.9 mm5.7 mm
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Weight141 g575 g
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Stylus-Yes
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ColorsBlack/Blue, Gold/BlackBlack, Bronze, Silver
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.7 inches12.4 inches
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Resolution1080 x 2160 pixels1752 x 2800 pixels
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Pixel density424 ppi266 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 3-
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MultitouchYes-
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Display features-HDR10+, 120Hz refresh rate
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Hardware
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CPU-Octa-core
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CPUQuad-core 2.0 GHz Cortex-A53Single-core 3.09 GHz Kryo 585
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CPU(second)Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetMediatek MT6761Qualcomm SM8250 Snapdragon 865+
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GPUPowerVR GE8300Adreno 650
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Internal storage32 GB128, 256, 512 GB
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Memory RAM2, 3 GB6, 8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB-
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Storage-UFS 3.0
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OS
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OSAndroid 8.1 OreoAndroid 10, One UI 2.5
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Main camera
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Camera type-Dual
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Main camera13 MP, f/2.213 MP, f/2.0 , 26 mm, 1/4" , 1.12 µm
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5 MP, f/2.2 , 12 mm, 1.12 µm
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Primary camera resolution4160 x 3120 pixels4160 x 3120 pixels
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Primary camera video1080p@30fps4K@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-modeAutofocus, 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-Dual
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Selfie camera13 MP13 MP, f/2.0 , 26 mm, 1/3.4" , 1.0 µm
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5 MP, f/2.2 , 12 mm, 1.12 µm
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Selfie camera resolution4160 x 3120 pixels3264 x 2448 pixels
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Selfie camera video720p@30fps1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes (4 speakers)
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EarpieceYes-
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Multimedia
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RadioFM RadioNo
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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, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB connector-magnetic connector
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Beidou-Yes
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Features
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SensorsAccelerometer, fingerprint, light, 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 capacity3000 mAh10090 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Talk time 2G19 h-
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Talk time 3G19 h-
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Talk time 4G21 h-
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Standby time 2G320 h-
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Standby time 3G320 h-
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Cost
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Price-1060 USD
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