Lava Iris X1 Mini vs Lava Z40

Key Specs

Battery
Battery	1750 mAh	2250 mAh
Display
Display	4.0 inches (10.16 cm)	4.0 inches (10.16 cm)
Front Camera
Front Camera	0.3 MP	2 MP
RAM
RAM	-	1 GB
Rear Camera
Rear Camera	5 MP	2 MP

Battery

Capacity
Capacity	1750 mAh	2250 mAh
Removable
Removable	-	Yes
Standby time
Standby Time	-	Up to 239 Hours(2G)
TalkTime
TalkTime	-	Up to 17.4 Hours(4G) / Up to 16.2 Hours(3G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	-	No

Camera

Camera Features
Camera Features	Digital Zoom	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	2592 x 1944 Pixels	-
Resolution
Resolution	0.3 MP, Primary Camera	-

Design

Colours
Colours	Black, White	Black, Gold
Height
Height	-	125.5 mm
Thickness
Thickness	-	11.65 mm
Weight
Weight	-	120 grams
Width
Width	-	63.9 mm

Display

Aspect Ratio
Aspect Ratio	-	16:9
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	233 ppi	224 ppi
Resolution
Resolution	-	400x800 px
Screen Protection
Screen Protection	-	Corning Gorilla Glass
Screen Size
Screen Size	4.0 inches (10.16 cm)	4.0 inches (10.16 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	-	51.49 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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General

Brand
Brand	Lava	Lava
Custom UI
Custom UI	-	Android Go
Launch Date
Launch Date	February 2, 2015 (Official)	March 14, 2019 (Official)
Operating System
Operating System	Android v4.4.2 (Kitkat)	Android v8.1 (Oreo)

Main Camera

Camera Features
Camera Features	-	Digital Zoom
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	1600 x 1200 Pixels
OIS
OIS	-	No
Resolution
Resolution	-	2 MP, Primary Camera
Shooting Modes
Shooting Modes	-	High Dynamic Range mode (HDR) Burst mode

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes
Fm Radio
FM Radio	Yes	-
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v4.2
GPS
GPS	Yes with A-GPS	Yes with A-GPS, Glonass
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	3G Bands: UMTS 2100 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 900 MHz	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM, Dual VoLTE
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging, microUSB 2.0
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	-	Mobile Hotspot

Performance

CPU
CPU	Quad core, 1.2 GHz	Quad core, 1.4 GHz
Ram
RAM	512 MB	-

Sensors

Fingerprint Sensor
Fingerprint Sensor	-	No
Other Sensors
Other Sensors	-	Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 64 GB
Internal Memory
Internal Memory	4 GB	8 GB