Xiaomi Poco M4 5G vs vivo S9

Xiaomi Poco M4 5G

vivo S9

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

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

LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
5G network

5G band 1, 3, 5, 8, 28, 40, 78 SA/NSA

5G band 1, 3, 28, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 3), plastic frame, plastic back

Plastic, glass
SIM

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

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

164 mm

158.4 mm
Width

76.1 mm

73.9 mm
Thickness

8.9 mm

7.4 mm
Weight

200 g

173 g
Splash resistant

IP53

-
Dust proof

IP53

-
Colors

Blue, Gray, Silver

Black, Blue, White

Display
Display type

IPS LCD

AMOLED
Physical size

6.58 inches

6.44 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

401 ppi

409 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass 3

Scratch resistant, 2.5D curved glass screen
Display features

90Hz

-

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 50 MP, f/1.8 , 26˚ , 0.7 µm

(wide) , 64 MP, f/1.8 , 0.8 µm, 26 mm, 1/1.72"
(depth) , 2 MP, f/2.4 , 1.75 µm

(ultrawide) , 8 MP, f/2.2 , 1.12 µm, 120˚ , 16 mm, 1/4.0"
(depth) , 2 MP, f/2.4
Primary camera resolution

8190 x 6120 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

Autofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phases detection autofocus, night mode 2.0

Autofocus, continuous shooting, digital 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

Single

Dual
Selfie camera

(wide) , 8 MP, f/2.4 , 1.0 µm

(wide) , 44 MP, f/2.0
(ultrawide) , 8 MP, f/2.2 , 105˚
Selfie camera resolution

2560 x 1920 pixels

-
Selfie camera features

Face detection, face unlock, HDR

Face unlock, autofocus, HDR, face detection, panorama, geotagging, digital image stabilization
Selfie camera video

1080p@30fps

4K@30fps, 1080p@30fps

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, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

Yes

-
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes