Samsung Galaxy M21s vs vivo iQOO 9

Samsung Galaxy M21s

vivo iQOO 9

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, 603 Mbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

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

Aluminium alloy, glass
SIM

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

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

159.2 mm

159.1 mm
Width

75.1 mm

75.1 mm
Thickness

8.9 mm

8.6/8.7 mm
Weight

191 g

200/202 g
Colors

Black, Blue

Alpha, Legend, Phoenix

Display
Display type

Super AMOLED

AMOLED
Physical size

6.4 inches

6.56 inches
Resolution

1080 x 2340 pixels

1080 x 2376 pixels
Pixel density

403 ppi

398 ppi
Display colors

16777216

1073741824
Protection

2.5D curved glass screen, Corning Gorilla Glass 3

Scratch resistant
Display features

420 nits (typ), Infinity U Display

120Hz, HDR10+, 1200 nits (peak)

Main camera
Camera type

Triple

Triple
Main camera

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

(wide) , 48 MP, f/1.8 , 25 mm, 1/2.0" , 0.8 µm
(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm

(telephoto) , 13 MP, f/2.5 , 50 mm, 2x optical zoom
(depth) , 5 MP, f/2.2

(ultrawide) , 13 MP, f/2.2 , 120˚ , 16 mm
Primary camera resolution

9280 x 6920 pixels

8160 x 6144 pixels
Primary camera video

4K@30fps, 1080p@30fps, gyro-EIS

4K@30fps, 1080p@30fps
Primary camera flash

LED flash

dual-LED dual-tone flash
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, phase detection autofocus

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, macro-mode, phase detection autofocus, RAW

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm

(wide) , 16 MP, f/2.5 , 1/3.1" , 1.0 µm
Selfie camera features

-

Face unlock, HDR
Selfie camera video

1080p@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, 802.11ax
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
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

-