LG K40S vs ZTE nubia Z17 mini

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

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

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

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

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

-
SIM

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

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

156.3 mm

146.7 mm
Width

73.9 mm

72.5 mm
Thickness

8.6 mm

7.5 mm
Weight

-

155 g
MIL-STD-810G

Yes

-
Colors

Black, Blue

Black, Gold

Display
Display type

IPS LCD capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

6.1 inches

5.2 inches
Resolution

720 x 1520 pixels

1080 x 1920 pixels
Pixel density

276 ppi

424 ppi
Display colors

16777216

16777216
Protection

-

Corning Gorilla Glass
Multitouch

Yes

Yes

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.0 GHz Cortex-A53

Quad-core 1.95 GHz Cortex-A72
CPU(second)

quad-core 1.5 GHz Cortex-A53

quad-core 1.4 GHz Cortex-A53
Chipset

-

Qualcomm MSM8976 Snapdragon 652 - Standard / Qualcomm MSM8976 Pro Snapdragon 653 - High
GPU

PowerVR GE8320

Adreno 510
Memory RAM

2, 3 GB

4, 6 GB
Internal storage

32 GB

64 GB
Memory card

microSD, microSDHC, microSDXC

microSD(uses second SIM slot)
Memory card max

1 TB

256 GB

Main camera
Camera type

Dual

Dual
Main camera

13 MP, f/2.2 , 26 mm

13 MP, f/2.2
5 MP

13 MP
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30fps

video
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

dual-LED flash

dual-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

1.12 µm pixel size, 1/3" sensor size, HDR, face detection, geo-tagging, touch focus

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

-
NFC

Yes(market dependent)

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
BDS

Yes

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Java

-

No
Sensors

Accelerometer, fingerprint, light, proximity

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity