Lava Agni 4 vs Lava Z91 comparison

Show Only Differences Highlight Differences	Lava Agni 4	Lava Z91
key specs
Display	6.67-inch	5.70-inch
Processor	MediaTek Dimensity 8350	MediaTek MT6739
Front Camera	50-megapixel	8-megapixel
Rear Camera	50-megapixel + 8-megapixel	13-megapixel
RAM	8GB	3GB
Storage	256GB	32GB
Battery Capacity	5000mAh	3000mAh
OS	Android 15	Android 7.1 Nougat
Resolution	-	720x1440 pixels
general
Brand	Lava	Lava
Model	Agni 4	Z91
Release date	November 20, 2025	March 1, 2018
AI Enabled	Yes	-
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Body type	Metal	-
IP rating	IP64	-
Battery capacity (mAh)	5000	3000
Removable battery	No	-
Fast charging	66W Fast Charging	-
Wireless charging	No	-
Colours	Phantom Black, Lunar Mist	-
Brand Exclusive Features	Vayu AI	-
display
Refresh Rate	120 Hz	-
Screen size (inches)	6.67	5.70
Touchscreen	Yes	Yes
Protection type	Gorilla Glass	-
Pixels per inch (PPI)	446	-
Resolution	-	720x1440 pixels
hardware
Processor	3.35GHz octa-core	1.3GHz quad-core
Processor make	MediaTek Dimensity 8350	MediaTek MT6739
RAM	8GB	3GB
Internal storage	256GB	32GB
Dedicated microSD slot	No	-
Expandable storage	-	Yes
Expandable storage up to (GB)	-	128
camera
Rear camera	50-megapixel (f/1.88) + 8-megapixel	13-megapixel
No. of Rear Cameras	2	-
Front camera	50-megapixel	8-megapixel
No. of Front Cameras	1	-
Lens Type (Second Rear Camera)	Ultra Wide-Angle	-
Rear flash	-	Yes
Front flash	-	Yes
software
Operating system	Android 15	Android 7.1 Nougat
Skin	-	Star OS 4.2
connectivity
Wi-Fi	Yes	-
Wi-Fi standards supported	802.11 ax	-
GPS	Yes	-
Bluetooth	Yes, v 5.40	-
USB Type-C	Yes	-
Active 4G on both SIM cards	Yes	-
Number of SIMs	-	2

Popular Mobile Brands