Lava Z4

Display6.51" 720 x 1600 pixels
ChipsetMediatek MT6765G Helio G35 (12 nm)
Main camera13MP
Battery5000 mAh
Z4 product photo
5.0GoSolo score
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Network

Technology
GSM / HSPA / LTE
2G bands
GSM 900 / 1800
3G bands
HSDPA 900 / 2100
4G bands
1, 3, 5, 8, 40, 41
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Launch

Announced
2021, January 07
Status
Available

Body

Dimensions
164.5 x 75.8 x 9 mm (6.48 x 2.98 x 0.35 in)
Weight
190 g (6.70 oz)
Build
Glass front, plastic back, plastic frame
SIM
Nano-SIM + Nano-SIM

Display

Type
IPS LCD
Size
6.51 inches, 102.3 cm2 (~82.1% screen-to-body ratio)
Resolution
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Protection
Corning Gorilla Glass 3

Platform

OS
Android 10
Chipset
Mediatek MT6765G Helio G35 (12 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
PowerVR GE8320

Memory

Card slot
microSDXC (dedicated slot)
Internal
64GB 4GB RAM
Type
eMMC 5.1

Main Camera

Modules
13 MP, f/1.9, (wide), 1/3.0", 1.12µm, AF 5 MP, (ultrawide) Auxiliary lens
Features
LED flash
Video
1080p@30fps

Selfie Camera

Module
16 MP, f/2.0, (wide), 1/3.06" 1.0µm
Features
LED flash · 1080p@30fps

Sound

Loudspeaker
Yes
3.5mm jack
Yes

Comms

WLAN
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
Positioning
GPS
NFC
No
Radio
FM radio
USB
USB Type-C

Features

Sensors
Fingerprint (rear-mounted), accelerometer, proximity

Battery

Type
Li-Po 5000 mAh

Misc

Colors
Blue, Red
GoSolo Read / what it means6 takeaways
battery
5000mAh, about 1.5 days light useWith the Helio G35 and 720p screen, expect roughly 8 to 10 hours of mixed screen-on time per day, stretching to a full day-plus on standby-heavy use.
display
720p IPS, 270 ppi, Gorilla Glass 3Text and icons are sharp enough for normal reading at arm's length, and the glass resists everyday scratches, though it is not the hardest protection available.
performance
Helio G35, light gaming onlyThe Cortex-A53 cores and PowerVR GE8320 GPU handle apps, email, and social media without lag, but sustained gaming (even titles like PUBG) will stutter or require low settings.
camera
13MP main, 5MP ultra, 16MP frontThe main sensor (1.12µm pixels, f/1.9) suits daylight shots and the 5MP ultra captures wider group scenes, but the 2MP depth module and 1080p video cap it as a casual device.
connectivity
LTE Cat4, Wi-Fi 5.0 BluetoothOn LTE, download speeds max around 150 Mbps (real-world 20–50 Mbps depending on signal), adequate for streaming SD video and browsing, but not fast mobile gaming or large file syncs.
durability
9mm thick, 190g, plastic back frameThe glass front and plastic construction keep it light and pocketable, but impact resistance is below phones with metal frames or gorilla glass versions beyond Gen 3.
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