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Samsung Galaxy S6 vs Samsung Galaxy A71 5G vs Samsung Galaxy S21

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

Comparison mode:

Display

Size:

5.1 inches
6.7 inches
6.2 inches

Resolution:

2560 x 1440 pixels, 577 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

Super AMOLED
Super AMOLED Plus
Dynamic AMOLED

Refresh rate:

60Hz
120Hz (adaptive)

Screen-to-body:

70.48 %
88.38 %
86.06 %

Peak brightness:

1300 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
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 7 Octa 7420 (14 nm)
Qualcomm Snapdragon 765 SM7250-AA (7 nm)
Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2100 MHz, ARM Cortex-A57 and ARM Cortex-A53, 64-bit
Octa-core, 1x 2.3GHz Kryo 475 + 1x 2.2GHz Kryo 475 + 6x 1.8GHz Kryo 475, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Mali-T760 MP8
Adreno 620
Adreno 660

RAM:

3GB LPDDR4
6GB LPDDR4
8GB LPDDR5

Internal storage:

128GB, not expandable
128GB (UFS 2.1), available to use: 104.3 GB
128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 1000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (7.0 Nougat, 6.0 Marshmallow, 5.1 Lollipop, 5.0 Lollipop), Samsung TouchWiz UI
Android (11, 10), Samsung One UI
Android (12, 11), Samsung One UI

Battery

Capacity:

2550 mAh
4500 mAh
4000 mAh

Type:

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Fast charging, Qi and Powermat wireless charging
Fast charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Quad camera
Triple camera

Main camera:

16 MP (OIS, Autofocus, BSI sensor)
64 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.9; Focal length: 28 mm; Sensor size: 1/2.6"; Pixel size: 1.12 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

12 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 12 mm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

5 MP (Macro)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.4; Focal Length: 25 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.2

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

OIS, HDR, Continuous autofocus, Picture-taking during video recording, Video light, Video calling
Hyperlapse, EIS
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

5 MP (HDR)
32 MP (HDR)
10 MP (PDAF, HDR)

Video capture:

2560x1440 (QHD) (30 fps)
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

5.65 x 2.78 x 0.27 inches (143.4 x 70.5 x 6.8 mm)
6.40 x 2.97 x 0.32 inches (162.5 x 75.5 x 8.1 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

4.87 oz (138.0 g)
6.53 oz (185.0 g)
6.03 oz (171.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)
2D Face unlock, In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Notification light, Touch sensitive control keys

Keys:

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

Colors:

Black, Gold, Blue, White
Prism Cube black, Prism Cube sliver, Prism Cube blue
Phantom pink, Violet, Gray, White

Cellular

5G:

n2, n5, n41, n66, n71, Sub-6, mmWave
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 17(700 b), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS), 20(800 DD), 29(700 d), 30(2300 WCS), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 5(850), 2(1900), 1(2100)
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 Cat 6 (300/50 Mbit/s), HSPA, HSUPA, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback, Custom equalizer, Preset equalizer, Sound effects
Dolby Atmos
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

DLNA, Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

4.1
5.0
5.0

Wi-Fi:

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

USB:

microUSB, USB 2.0
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2

Features:

Mass storage device, Charging
Charging, OTG
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

NFC, ANT+, UMA (Wi-Fi Calling), Infrared, Tethering, Computer sync, OTA sync
NFC, ANT+
NFC, ANT+

Hearing aid compatible:

M3, T3
M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Mar 02, 2015
Jun 04, 2020
Dec 08, 2020

FCC ID value:

A3LSMG920A
A3LSMA716U
A3LSMG991U

Measured SAR:

Head:

0.49 W/kg
0.69 W/kg
0.36 W/kg

Body:

0.96 W/kg
1.11 W/kg
1.08 W/kg

Simultaneous Transmission:

1.25 W/kg
1.59 W/kg
3.96 W/kg

Wireless Router:

1.04 W/kg
1.16 W/kg
1.09 W/kg

Phablet:

3.93 W/kg
2.49 W/kg

EU SAR:

Head:

1.24 W/kg

Body:

1.53 W/kg

Buyers information

Price:

$ 600
$ 800

User Manual:

This is the official Samsu​ng Galaxy A71 5G User Guide in English provided from the manufacturer.

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Mar 01, 2015
Apr 08, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless