Categories
Samsung Galaxy S20 Plus 5G SM-G986B 128GB vs. Samsung Galaxy S21 5G SM-G991B 256GB
Built-in camera
Yes
Yes
Front camera
Yes
Yes
Effective pixels front camera
10 megapixels
10 megapixels
Number of front cameras
1 ​
1 ​
Camera features
Autofocus, Built-in flash/lamp, Optical image stabilization (OIS), Electronic image stabilization (EIS), Optical zoom
Autofocus, Built-in flash/lamp, Optical image stabilization (OIS), Electronic image stabilization (EIS), Optical zoom
Effective pixels
64 megapixels
12 megapixels
Maximum lens aperture
1.8
1.8
Number of rear cameras
4 ​
3 ​
Sensor format
1/1.76"
1/1.76"
Video recording
Yes
Yes
Max frame rate (highest resolution)
24 fps
Max frame rate (regardless of res.)
960 fps
960 fps
Max resolution (highest frame rate)
1280x720 (HD 720) pixels
1280x720 (HD 720) pixels
Maximum resolution (video)
7680x4320 (8K Ultra HD) pixels
7680x4320 (8K Ultra HD) pixels
2G (GSM)
Yes
Yes
3G (UMTS)
Yes
Yes
HSPA+
Yes
Yes
4G (LTE)
Yes
Yes
4G: Speed (down/up)
Cat.20/13: 2000/150 Mbit/s
Cat.20/18: 2000/200 Mbit/s
5G (NR)
Yes
Yes
Frequency range (5G)
FR1 (Sub-6 GHz)
FR1 (Sub-6 GHz)
Bluetooth
Yes
Yes
Bluetooth codec
aptX, SBC
Bluetooth profile
A2DP, AVRCP
A2DP
Bluetooth version
5.0
5.1
Built-in navigation system
Yes
Yes
Type of navigation system
GPS, A-GPS, BeiDou, Galileo, GLONASS
GPS, A-GPS, BeiDou, Galileo, GLONASS
NFC
Yes
Yes
Wireless network (Wi-Fi)
Yes
Yes
Wireless networking standard
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5), 802.11ax (Wi-Fi 6)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5), 802.11ax (Wi-Fi 6)
Streaming standards
Data connector
USB
USB
Type of USB connector
USB (Type C)
USB (Type C)
USB On-The-Go (OTG)
Yes
Yes
USB version
3 (Gen 1)
3 (Gen 1)
Headphone output (2.5/3.5 mm)
No
No
Colour
Black, Blue, White, Grey, Purple
Black, Silver, White, Grey, Purple, Pink
Developed especially for seniors
No
No
Physical keyboard/numpad
No
No
Dimensions (WxHxD)
Depth
7.8 mm
7.9 mm
Height
161.9 mm
151.7 mm
Width
73.7 mm
71.2 mm
Product weight
188 g
169 g
Built-in sensors
Proximity sensor, Accelerometer, Gyroscope, Barometer
Proximity sensor, Accelerometer, Gyroscope, Barometer
Built-in wireless charging
Yes
Yes
Wireless standard
QI, PMA
QI, PMA
Dual SIM card support
Yes
Yes
Hybrid Dual Sim
Yes
No
Type of Dual SIM
SIM card + eSIM
SIM card + eSIM
Features
ANT+, Built-in stereo speakers
Shock resistant, ANT+, Built-in stereo speakers, Hearing Aid Compatible
Security
Fingerprint reader, Face scanner
Fingerprint reader, Face scanner
SIM card
Nano sim
Nano sim
Supports fast charging
Yes
Yes
Type of quick charge
Samsung Adaptive Fast Charge
Samsung Adaptive Fast Charge
Water resistant
Yes
Yes
IP code (level of dust/water resistance)
IP68
IP68
Series
Galaxy S20
Samsung Galaxy S21
Aspect ratio
20:9
20:9
Display features
Scratch resistant display, HDR, 120Hz refresh rate
Scratch resistant display, HDR, 120Hz refresh rate
Display technology
OLED (AMOLED)
OLED (AMOLED)
Display
Colour
Colour
Number of colours
16 777 216 colours
16 777 216 colours
Pixel density
525 PPI
421 PPI
Screen resolution (HxV)
1440x3200 pixels
1080x2400 pixels
Screen size
6.7 inches
6.2 inches
Touchscreen
Yes
Yes
Material (body/chassis)
Glass, Aluminium
Aluminium, Plastic
RAM size
12GB
8GB
Release year
2020
2021
Battery capacity
4500 mAh
4000 mAh
Exchangeable battery
No
No
Graphics processor (GPU)
Yes
Yes
Graphics processor type
ARM Mali-G77 MP11
ARM Mali-G78 MP14
Processor core type
8 (Octa) Core
8 (Octa) Core
Processor speed
2.73 GHz
2.9 GHz
SoC/CPU (System on Chip)
Samsung Exynos 990
Samsung Exynos 2100
Operating system (latest version)
Android 10 (Android Q)
Android 11
Support for alternative firmware
Internal storage space (size)
128 GB
256 GB
Memory card reader
Yes
No
Compatible memory cards
microSD, microSDHC, microSDXC
Maximum memory card size
1TB
