Samsung Galaxy J7 Max vs LAVA Z40 Specs Comparison

Design

Dimensions
6.17 x 3.10 x 0.32 inches 156.7 x 78.8 x 8.1 mm	4.94 x 2.52 x 0.46 inches 125.5 x 63.9 x 11.65 mm
Weight
6.31 oz (179.0 g)	4.23 oz (120.0 g)
Materials
Back: Aluminum
Biometrics
Fingerprint (touch)
Features
Touch sensitive control keys, Notification light	Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold	Black, Gold

Display

Size
5.7-inch	4.0-inch
Resolution
1920x1080px, 386 PPI	800x400px, 224 PPI
Technology
IPS LCD	TFT
Screen-to-body
72.58 %	51.41 %
Colors
16 777 216	16 777 216
Features
Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio P20 MT6757 (16 nm)
Processor
Octa-core 2300 MHz ARM Cortex-A53	Quad-core 1400 MHz
GPU
Mali-T880 MP2	Yes
RAM
4GB (LPDDR4)	1GB
Internal storage
32GB, available to use: 23.9 GB	8GB
Storage expansion
microSDXC up to 256 GB	microSDHC up to 64 GB
OS
Android (7.0 Nougat), Samsung Experience UI	Android (8.1 Oreo)

Battery

Capacity
3300 mAh	2250 mAh
Type
Li - Ion	Li - Ion

Camera

Rear
Single camera	Single camera
Main camera
13 MP (Autofocus, CMOS image sensor) Aperture size: F1.7	2 MP
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	1280x720 (HD) Video calling, Video sharing
Front
13 MP (Flash), Video capture: 1920x1080 (Full HD)	2 MP (Flash)

Connectivity & Features

Bluetooth
4.2	4.2
WLAN
802.11 a,b,g,n,dual-band Hotspot, Wi-Fi Direct	802.11 b,g,n Hotspot, Wi-Fi Direct
USB
microUSB, USB 2.0	microUSB, USB 2.0
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer
Other
VoIP, Tethering, Computer sync, OTA sync	VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
	FM

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 8(900), 20(800 DD)
4G (TDD)
Bands 40(2300)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 8(900), 1(2100)
Data Speed
LTE-A, HSPA	LTE, HSPA, UMTS
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM
VoLTE
	Yes

Phone Features

Notifications
Haptic feedback, Music ringtones, Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone	Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording	Voice dialing, Voice commands, Voice recording

Regulatory Approval

Measured SAR
Head: 0.57 W/kg Body: 1.06 W/kg	Head: 1.60 W/kg

Buyers information

In The Box
	USB Cable, Charger, Warranty Card, Battery, Screen Guard & Plastic Case

Availability

Officially announced
Jun 14, 2017

Links

Full specifications
Samsung Galaxy J7 Max Specs	LAVA Z40 Specs