Lava Z40 vs Samsung Gear S3 classic LTE
Lava Z40
Samsung Gear S3 classic LTE
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Network
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2G networkGSM 900, 1800GSM 900, 1800; GSM 850, 1900
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3G networkHSDPA 900, 2100HSDPA 900, 2100; HSDPA 850, 1700(AWS), 1900 - USA
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500)LTE frequency band 2(1900), 4(1700/2100), 5(850) - USA
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-32017-3
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Status2019-32017-4
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Design
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BuildPlasticStainless Steel 316L
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SIMDual SIM (Nano-SIM, dual stand-by)Electronic SIM card (e-SIM)
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Height125.5 mm49 mm
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Width63.9 mm46 mm
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Thickness11.7 mm12.9 mm
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Weight120 g57 g
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Payment-Samsung Pay
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Waterproof-IP68 - 1.5 m and 30 minutes
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Dust proof-IP68
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ColorsBlack, GoldSilver
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Display
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Display typeTN TFT capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.0 inches1.3 inches
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Resolution480 x 800 pixels360 x 360 pixels
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Pixel density233 ppi392 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla GlassCorning Gorilla Glass SR+
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.4 GHz Cortex-A53Dual-core 1.0 GHz
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ChipsetUnisoc SC9832EExynos 7270
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GPUMali-T820 MP1-
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Memory RAM1 GB768 MB
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Internal storage8 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXC-
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Memory card max64 GB-
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OS
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OSAndroid 8.1 Oreo Go EditionTizen-based wearable platform 2.3.2
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Main camera
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Main camera2 MP
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Primary camera resolution1600 x 1200 pixels-
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Primary camera video720p@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 camera2 MP
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0
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Bluetoothv4.2v4.2
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Bluetooth A2DPYes-
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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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Features
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Messaging SMS-SMS(threaded view)
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Messaging Email-Email
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Messaging IM-IM
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Java-No
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SensorsAccelerometerAccelerometer, barometer, gyro, heart rate
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2250 mAh380 mAh
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Battery removableRemovableNon-removable
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Wireless charging-WPC
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Talk time-72 h
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Talk time 2G16 h-
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Talk time 3G16 h-
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Talk time 4G17.5 h-
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Standby time 2G240 h-
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Standby time 3G240 h72 h