Digma Citi Power 4G vs Lava Z40
Digma Citi Power 4G
Lava Z40
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600)LTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500)
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE, Cat4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172019-3
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Status20172019-3
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Design
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Build-Plastic
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height153 mm125.5 mm
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Width77 mm63.9 mm
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Thickness9.3 mm11.7 mm
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Weight220 g120 g
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ColorsBlackBlack, Gold
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Display
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Display typeIPS capacitive touchscreenTN TFT capacitive touchscreen
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Physical size5.5 inches4.0 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density267 ppi233 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenCorning Gorilla Glass
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.4 GHz Cortex-A53
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ChipsetSpreadtrum SC9832Unisoc SC9832E
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GPUMali-T400 MP2Mali-T820 MP1
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Memory RAM2 GB1 GB
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Internal storage16 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max-64 GB
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OS
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OSAndroid 7.0 NougatAndroid 8.1 Oreo Go Edition
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Main camera
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Main camera8 MP2 MP
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Primary camera resolution3264 x 2448 pixels1600 x 1200 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera flashLEDLED flash
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Camera featuresAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, 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 camera5 MP2 MP
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Selfie camera resolution-1600 x 1200 pixels
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Selfie camera video480p@30fps MP480p@30fps
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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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Radio-FM Radio
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Radio FMFM radio-
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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 HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.2
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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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Features
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SensorsAccelerometr, fingerprint, light, proximityAccelerometer
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity4000 mAh2250 mAh
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Battery removableRemovableRemovable
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Talk time 2G-16 h
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Talk time 3G-16 h
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Talk time 4G-17.5 h
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Standby time 2G-240 h
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Standby time 3G-240 h
