Samsung Galaxy A51 5G vs Xiaomi 12S

Samsung Galaxy A51 5G

Xiaomi 12S

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1900, 2100 - global; HSDPA 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41 - global

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G network

5G band 41, 78 SA/NSA/Sub6 - global

5G band 1, 3, 5, 8, 28, 38, 40, 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 2.4 Mbps download, 0.15 Mbps upload
LTE speed

LTE-A

LTE-A
5G speed

5G

-
GPRS

Yes

Class 33
EDGE

Yes

Class 33

Design
Build

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

Glass front (Gorilla Glass Victus), glass back or eco leather back, aluminum frame
SIM

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

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

158.9 mm

152.7 mm
Width

73.6 mm

69.9 mm
Thickness

8.7 mm

8.2/8.7 mm
Weight

187 g

179/182 g
Colors

Black, Pink, White

Gray, Green, Purple, White

Main camera
Camera type

Quad

Triple
Main camera

48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm

50 MP, f/1.9 , 24 mm, 1/1.28" , 1.22 µm, (wide)
12 MP, f/2.2

13 MP, f/2.4 , (ultrawide) , 123˚ , 15 mm, 1/3.06" , 1.22 µm
5 MP, f/2.4

5 MP, f/2.4 , (telephoto macro) , 50 mm
5 MP, f/2.2
Primary camera resolution

8000 x 6000 pixels

8190 x 6144 pixels
Primary camera video

4K@30fps, 1080p@30/120fps; gyro-EIS

8K@24fps, 4K@30/60fps, 1080p@30/60fps, 720p@1920fps, gyro-EIS
Primary camera optics

-

Leica lens
Primary camera flash

LED flash

dual-LED dual-tone flash
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, phase detection autofocus

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, super night mode 2.0, cyberfocus
DxOMark photo

90

-
DxOMark zoom

32

-
DxOMark video

86

-
DxOMark camera score

87

-

Selfie camera
Selfie camera type

-

Single
Selfie camera

32 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm

32 MP, f/2.5 , 26 mm, 0.7 µm, (wide) , 80˚
Selfie camera resolution

6560 x 4928 pixels

-
Selfie camera features

-

Face unlock, HDR
Selfie camera video

1080p@30fps

1080p@30/60fps, 720p@120fps, HDR

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
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes