Samsung Galaxy S21 Plus 5G

Samsung Galaxy S21 Plus 5G Comparison
  • OS updates ended in 2024 updates
  • Security support ended in 2025 updates

Predecessor Comparison

Here's how Samsung Galaxy S21 Plus 5G compares with its predecessor Samsung Galaxy S20 Plus:

Advantages of Samsung Galaxy S21 Plus 5G

  • This phone is powered by a better chipset: Qualcomm SnapDragon 888, compared to the predecessor's Qualcomm SnapDragon 865 Plus. This means faster processing and improved overall performance.
  • This phone is powered by a better chipset: Qualcomm SnapDragon 888, compared to the predecessor's Samsung Exynos 990. This means faster processing and improved overall performance.
  • This phone is powered by a better chipset: Samsung Exynos 2100, compared to the predecessor's Qualcomm SnapDragon 865 Plus. This means faster processing and improved overall performance.
  • This phone is powered by a better chipset: Samsung Exynos 2100, compared to the predecessor's Samsung Exynos 990. This means faster processing and improved overall performance.
  • This phone offers a larger battery capacity (4800 mAh) compared to the Samsung Galaxy S20 Plus (4500 mAh), resulting in longer usage time.
Samsung Galaxy S20 Plus (predecessor quick comparison with Samsung Galaxy S21 Plus 5G)

📊 Want the ultimate verdict? Compare side-by-side now, click the button below.

Samsung Galaxy S21 Plus 5G Size

Credit Card Width: 75.6 mm Height: 161.5 mm
The Samsung Galaxy S21 Plus 5G has dimensions of 161.5 mm (height) × 75.6 mm (width) × 7.8 mm (thickness). For comparison, you can see the size of the Samsung Galaxy S21 Plus 5G next to a standard credit card measuring 85.6 × 53.98 mm for an easy size reference.
The diagram shows the Samsung Galaxy S21 Plus 5G and a standard credit card in accurate proportions to each other, but not at their real-life size on your display.

Battery Analysis & Comparison

📉

This smartphone has a battery that's

-1.0% (-49mAh)

compared to other Flagship models
Average: 4,849mAh | Current: 4,800mAh

TOP 3 Flagship Devices By Battery Capacity

Last 4 years

Smartphones using Qualcomm SnapDragon 888 or Samsung Exynos 2100 chipset

Released

2021 January 14

NFC

Yes

Initial OS

Android 11

Details

Android 11, One UI 3.1
Android 12

Major update cycle

3 years

Security update cycle

4 years

Card slot

No

Charger in the box

No

Body
Dimensions

161.5 x 75.6 x 7.8 mm

Weight

200 g

IP Rating

IP68, Waterproof up to 1.5 meters depth for 30 minutes

SIM

Single SIM Nano-SIM or Dual SIM 2 Nano-SIMs + eSIM, dual stand-by

Details

Back from Gorilla Glass Victus and aluminum frame

Colors

Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red

Display
Protection

Gorilla Glass Victus

Tech

Dynamic AMOLED 2X

Refresh rate

120Hz

Brightness

1300nits

Size

6.7 inches, 107.8 cm2 88.3% screen-to-body ratio

Screen to Body Ratio

88.30%

Resolution

1080 x 2400 pixels, 20:9 ratio 394 ppi density

Always-on display, HDR10+

Performance
Chipset - V1

Qualcomm SnapDragon 888

Nanometer

5 nm

GPU

Adreno 660 - USA/China

Internal Storage

UFS 3.1

CPU

Octa-core 1x2.84 GHz Cortex-X1 + 3x2.42 GHz Cortex-A78 + 4x1.80 GHz Cortex-A55 - USA/China

Chipset - V2

Samsung Exynos 2100

Nanometer

5 nm

GPU

Mali-G78 MP14 - International

Internal Storage

UFS 3.1

CPU

Octa-core 1x2.9 GHz Cortex-X1 + 3x2.80 GHz Cortex-A78 + 4x2.2 GHz Cortex-A55 - International

RAM/Storage V1 8GB/128GB
RAM/Storage V2 8GB/256GB
Battery
Capacity

4800mAh

Wired charging

25W

Wireless charging

15 W

Specs

Non-removable Li-Ion
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Reverse wireless charging 4.5W

USB

USB Type-C 3.2, USB On-The-Go

Cameras
Main

12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video

OIS

Yes

Features

LED flash, auto-HDR, panorama

Video

8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS

Selfie

10 MP, f/2.2, 26mm wide, 1/3.24, 1.22µm, Dual Pixel PDAF

Selfie Video

4K@30/60fps, 1080p@30fps

Sound
Stereo

Stereo speakers and sound

Quality

32-bit/384kHz, Tuned by AKG

3.5mm jack

No

FM Radio

It depends on the version

Bluetooth

5.0, A2DP, LE

Misc
GPS

A-GPS, GLONASS, BDS, GALILEO

Sensors

Ultrasonic under display fingerprint , accelerometer, gyro, proximity, compass, barometer

WLAN

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot

WiFi 6/7

WiFi 6

5G

Yes

Sar

0.54 W/kg head, 1.33 W/kg body

Price

$ 899

What are the key specifications of the Samsung Galaxy S21 Plus 5G?

It is powered by the Qualcomm SnapDragon 888, fitted with a 6.7 inch display, a battery with 4800 mAh capacity and a main camera sensor of 64MP.

Does this device support NFC?

Yes, it has an NFC chip and can handle contactless payments and other functions that require it.

Does the box include a charger?

There is no charger in the box.