Samsung Galaxy M21 vs ZTE Axon 30S

Samsung Galaxy M21

ZTE Axon 30S

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, 1900, 2100
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, 3, 4, 5, 7, 8, 12, 17, 20, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 28, 38, 41, 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 (CA), 1200 Mbps download, 210 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic back, plastic frame

Glass front, plastic back, plastic frame
SIM

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

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

159 mm

170.2 mm
Width

75.1 mm

77.8 mm
Thickness

8.9 mm

7.8 mm
Weight

188 g

189 g
Colors

Black, Blue

Black, Blue

Display
Display type

Super AMOLED capacitive touchscreen

AMOLED
Physical size

6.4 inches

6.92 inches
Resolution

1080 x 2340 pixels

1080 x 2460 pixels
Pixel density

403 ppi

400 ppi
Display colors

16777216

1073741824
Protection

2.5D curved glass screen, Corning Gorilla Glass 3

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass
Multitouch

Yes

-
Display features

420 nits max brightness

Always-on display, 120Hz

Main camera
Camera type

Triple

Quad
Main camera

48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm

64 MP, f/1.8 , 25 mm, 1/1.73" , 0.8 µm, (wide)
8 MP, f/2.2 , 12 mm, 1/4.0" , 1.12 µm

8 MP, f/2.2 , 16 mm, (ultrawide) , 120˚
5 MP, f/2.2

5 MP, f/2.4 , (macro)
(depth) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

9280 x 6920 pixels
Primary camera video

2160p@30fps, 1080p@30fps, gyro-EIS

4K@30/60fps, 1080p@30fps, gyro-EIS, HDR, 10-bit video
Primary camera flash

LED flash

dual-LED 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, laser autofocus

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
WLAN WiFi Dual Band

-

Yes
USB

Type-C 1.0 reversible connector

Type-C 3.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

-
BDS

-

Yes