Lava Z91 vs ZTE Blade A7
Lava Z91
ZTE Blade A7
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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, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500)LTE frequency band 1(2100), 5(850), 8(900), 3(1800), 7(2600)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE Cat 4, 150.8 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 announced2018-32019-5
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Status2018-32019-5
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Design
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BuildPlastic, metalPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual SIM stand-by)
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Height152 mm154 mm
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Width72.9 mm72.8 mm
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Thickness7.7 mm7.9 mm
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Weight147 g146 g
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ColorsBlueBlack, Blue
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size5.7 inches6.09 inches
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Resolution720 x 1440 pixels720 x 1560 pixels
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Pixel density282 ppi282 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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MultitouchYes, max 5 fingersYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A53Quad-core 2.0 GHz Cortex-A73
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CPU(second)quad-core 2 GHz Cortex-A53
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ChipsetMediatek MT6739MediaTek Helio P60 (MT6771V)
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GPUPowerVR GE8100Mali-G72 MP3
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Memory RAM3 GB2, 3 GB
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Internal storage32 GB32, 64 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max128 GB256 GB
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OS
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OSAndroid 7.1 (Nougat)Android 9.0 Oreo
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Main camera
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Camera type-Single
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Main camera13 MP, f/2.0 , 1.12 µm16 MP, f/1.8
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Primary camera resolution4160 x 3120 pixels4608 x 3456 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flash-LED flash
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Camera featuresGeo-tagging, face detection, touch focusAutofocus, 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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FlashLED flash-
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Selfie camera8 MP, f/2.28 MP
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Selfie camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Selfie camera video-720p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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EarpieceYesYes
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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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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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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SensorsFingerprint (rear-mounted), accelerometer, proximityAccelerometer, proximity, light
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3000 mAh2000 mAh
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Battery removableNon-removableNon-removable
