Samsung Galaxy A51 5G vs Xiaomi Mi 11 Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.5 inches
6.8 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI
3200 x 1440 pixels, 20:9 ratio, 515 PPI

Technology:

Super AMOLED
AMOLED

Refresh rate:

60Hz
120Hz

Screen-to-body:

87.37 %
91.24 %

Peak brightness:

1500 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 980 (8 nm)
Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2x 2.2GHz Cortex-A77 + 6x 1.8GHz Cortex-A55, 64-bit
Octa-core, 2840 MHz, Kryo 680, 64-bit

GPU:

Mali-G76 MP5
Adreno 660

RAM:

6GB LPDDR4
8GB LPDDR5

Internal storage:

128GB, available to use: 105.3 GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 1000 GB

Device type:

Smartphone
Smartphone

OS:

Android (11, 10), Samsung One UI
Android (11), MIUI 12.5 UI

Battery

Capacity:

4500 mAh
4600 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Fast charging
Qualcomm Quick Charge 5, Qi wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W
Wired: 55.0W; Wireless: 50.0W

Camera

Rear:

Quad camera
Triple camera

Main camera:

48 MP (PDAF)
108 MP (OIS, Autofocus)

Specifications:

Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.9; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

12 MP (Ultra-wide)
13 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.4

Third camera:

5 MP (Macro)
5 MP (Telephoto, Macro)

Specifications:

Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.4

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash:

LED
LED

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (240 fps)

Features:

Hyperlapse, EIS
OIS, HDR, Continuous autofocus

Front:

32 MP (HDR)
20 MP (Autofocus)

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.26 x 2.90 x 0.34 inches (158.9 x 73.6 x 8.7 mm)
6.47 x 2.94 x 0.32 inches (164.3 x 74.6 x 8.06 mm)

Weight:

6.60 oz (187.0 g)
6.91 oz (196.0 g)

Materials:

Back: Plastic; Frame: Aluminum
Back: Glass; Frame: Metal

Biometrics:

2D Face unlock, In-screen fingerprint
In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Prism cube black
Midnight gray, Horizon blue

Cellular

5G:

n41, n71, SA, NSA
n1, n3, n5, n8, n20, n28, n38, n41, n77, n78, n79

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT), 32(1500 L-band), 66(AWS-3)

4G (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+), 42(3500)

3G:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker, Multiple speakers

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.2

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6); MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1

Features:

Charging, OTG
Charging, Headphones port

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, SBAS, NavIC, GNSS, Dual-band positioning, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass

Other:

NFC, ANT+
NFC, Infrared

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jul 15, 2020
Jan 12, 2021

FCC ID value:

A3LSMA516U
2AFZZK2G

Measured SAR:

Head:

1.18 W/kg
0.95 W/kg

Body:

1.20 W/kg
0.65 W/kg

Simultaneous Transmission:

3.25 W/kg
1.59 W/kg

Wireless Router:

1.37 W/kg
0.75 W/kg

Buyers information

Price:

$ 500
€ 749

User Manual:

This is the official Samsu​ng Galaxy A51 5G User Guide in English provided from the manufacturer.

In The Box:

A to C USB Cable, Wall Adapter, SIM Pin/Ejector, Quick Start Guide, Terms & Conditions
55W Power Adapter, USB Type-C Cable, Type-C to 3.5 mm Headphone Adapter, SIM Eject Tool, Soft Case, User Guide, Warranty Card

Availability

Officially announced:

Apr 08, 2020
Feb 08, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless