Lenovo K9 vs vivo NEX 3S 5G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 26(850), 20(800), 25(1900), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G network

-

5G band 1(2100), 3(1800), 41(2500), 77(3700), 78(3500), 79(4700); SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, Cat6, 300 Mbps download, 51 Mbps upload

LTE Cat18, 1.2 Gbps download, 221 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal

Glass front, glass back, aluminum frame
SIM

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

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

153.8 mm

167.4 mm
Width

72.9 mm

76.1 mm
Thickness

8 mm

9.4 mm
Weight

155 g

219.5 g
Colors

Black, Blue

Black, Blue, Orange

Display
Display type

IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

5.7 inches

6.89 inches
Resolution

720 x 1440 pixels

1080 x 2256 pixels
Pixel density

282 ppi

363 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen

Scratch resistant, 3D curved glass screen
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Triple
Main camera

13 MP, f/2.2 , 1/3" , 1.12 µm

64 MP, f/1.8 , 1/1.72" , 0.8 µm, 26 mm
5 MP, f/2.4 , 1.12 µm

13 MP, f/2.5 , 52 mm, 2x optical zoom
13 MP, f/2.2 , 13 mm
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30/60fps

2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

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

Selfie camera
Selfie camera type

Dual

-
Selfie camera

13 MP, f/2.2 , 1/3" , 1.12 µm

16 MP, f/2.1 , 1/3.1" , 1.0 µm, 26 mm
5 MP, f/2.4 , 1.12 µm
Selfie camera resolution

4160 x 3120 pixels

4640 x 3456 pixels
Selfie camera video

1080p@30/60fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 1.0 reversible connector

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

Yes

Yes
Bluetooth

v4.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Features
Sensors

Accelerometer, fingerprint, light, proximity

Accelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensor