| Brand |
Lava |
| Model |
Z91 Dual SIM TD-LTE 2/16GB |
| Released |
2018 Apr 2 |
| Announced |
2018 Mar 28 |
| General Extras |
Haptic touch feedback |
| Device Category |
Smartphone |
| Width |
72.9 mm |
| Height |
152 mm |
| Depth |
7.7 mm |
| Dimensions |
2.87×5.98×0.30 inches |
| Mass |
147 g |
| Platform |
Android |
| Operating System |
Google Android 7.0 (Nougat) |
| Software Extras |
Navigation software |
| CPU Clock |
1300 MHz |
| CPU |
MediaTek MT6739, 2017, 64 bit, quad-core, 32 Kbyte I-Cache, 32 Kbyte D-Cache, 28 nm, IMG PowerVR GE8100 GPU |
| RAM Type |
LPDDR3 SDRAM |
| RAM Capacity (converted) |
2 GiB RAM |
| Non-volatile Memory Interface |
eMMC 5.1 |
| Non-volatile Memory Capacity (converted) |
16 GB ROM |
|
| Display Diagonal |
144.7 mm |
| Resolution |
720×1440 |
| Horizontal Full Bezel Width |
8.19 mm |
| Display Area Utilization |
75.6% |
| Pixel Density |
283 PPI |
| Display Type |
Color IPS TFT LCD display |
| Number of Display Scales |
16.8M |
| Scratch Resistant Screen |
Yes |
| Graphical Controller |
IMG PowerVR GE8100 |
| GPU Clock: |
570 MHz |
| A/V Out |
No |
| Microphone(s) |
mono |
| Loudspeaker(s): |
mono |
| Audio Output: |
3.5mm |
| Supported Cellular Bands |
GSM900 , GSM1800 , UMTS2100 (B1) , UMTS900 (B8) , LTE2100 (B1) , LTE1800 (B3) , LTE850 (B5) , TD-LTE2300 (B40) , TD-LTE2500 (B41) bands |
| Supported Cellular Data Links |
GPRS , EDGE , UMTS , HSUPA , HSUPA 5.8 , HSDPA , HSPA+ 21.1 , LTE , LTE 100/50 , LTE 150/50 data links |
| SIM Card Slot |
Nano-SIM (4FF) |
| Complementary Phone Services |
Voice transmission , Voice speaker , Vibrate , Speakerphone , VoLTE |
| SAR (head) |
1.600 W/kg |
| Dual Cellular Network Operation |
Dual standby |
|
| Sec. Supported Cellular Networks: |
GSM900 , GSM1800 |
| Sec. Supported Cellular Data Links: |
GPRS , EDGE |
| Sec. SIM Card Slot |
Nano-SIM (4FF) |
| Touchscreen Type |
Capacitive multi-touch screen |
| Expansion Interfaces |
TransFlash , microSD , microSDHC , microSDXC |
| USB |
USB 2.0 |
| USB Services |
USB charging , USB Host , USB OTG 1.0 , USB OTG 1.3 , USB PD |
| USB Connector |
USB Micro-AB |
| Bluetooth |
Bluetooth 4.0 |
| Wireless LAN |
802.11b , 802.11g , 802.11n |
| Wireless Services |
Wi-Fi Direct , Wi-Fi Tethering |
| IR |
Yes |
| FM Radio Receiver |
FM radio (88-108 MHz) |
| Complementary Satellite Services |
A-GPS , Geotagging |
| Camera Placement |
Rear |
| Camera Image Sensor |
CMOS |
| Number of effective pixels |
13.0 MP camera |
| Zoom |
1.0 x optical zoom |
| Focus |
CD AF |
| Video Recording |
1080×1920 pixel |
|
| Flash |
single LED |
| Camera Extra Functions |
HDR photo , Panorama Photo , Face detection |
| Aux. Camera Image Sensor |
No |
| Aux. 2 Camera Image Sensor |
No |
| Aux. 3 Camera Image Sensor |
No |
| Aux. 4 Camera Image Sensor |
No |
| Secondary Camera Placement |
Front |
| Secondary Camera Sensor |
CMOS |
| Secondary Camera Number of pixels |
8.0 MP sec. cam |
| Sec. Built-in Flash |
single LED |
| Secondary Camera Extra Functions |
Face detection |
| Sec. Aux. Cam. Image Sensor |
No |
| Built-in accelerometer |
Yes |
| Additional sensors |
FP sensor , L sensor , P sensor |
| Protection from solid materials |
Yes |
| Protection from liquids |
Yes |
| Battery |
Li-ion polymer (LiPo) |
| Nominal Battery Capacity |
3000 mAh battery |
| Market Countries |
India |
| Market Regions |
Asia |
|
| Mobile Operator |
Bharti Airtel Limited India |
| Added |
2024-06-19 |
