LG K40S vs Lava Z1

Network
2G network

GSM 850, 900, 1800, 1900

GSM 900, 1800
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800)

LTE frequency band 1, 3, 5, 8, 40, 41
HSDPA speed

42.2 Mbps

21.1 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (2CA), Cat6, 300 Mbps download, 50 Mbps upload

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front, plastic back, plastic frame
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

156.3 mm

145.1 mm
Width

73.9 mm

73.3 mm
Thickness

8.6 mm

10.3 mm
Weight

-

190 g
MIL-STD-810G

Yes

-
Colors

Black, Blue

Blue, Red

Main camera
Camera type

Dual

Single
Main camera

13 MP, f/2.2 , 26 mm

5 MP, f/2.2 , 1.12 µm
5 MP
Primary camera resolution

4160 x 3120 pixels

2560 x 1920 pixels
Primary camera video

1080p@30fps

720p@30fps
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

-
NFC

Yes(market dependent)

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
BDS

Yes

-