Samsung Galaxy S21+ vs Samsung Galaxy A55 5G Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

8.5	5.8
Samsung Galaxy S21+	Samsung Galaxy A55 5G
Released · Jan 29, 2021	Released · Mar 20, 2024
6.7-inch · 2400 x 1080 px	6.6-inch · 2400 x 1080 px
12 MP Main · 10 MP Selfie	50 MP Main · 32 MP Selfie
8GB · 128GB	8GB · 128GB
4800 mAh	5000 mAh
Check prices	Check prices

Display

Size
6.7-inch	6.6-inch
Resolution
2400 x 1080 px, 20:9 ratio, 393 PPI	2400 x 1080 px, 20:9 ratio, 399 PPI
Technology
Dynamic AMOLED	Super AMOLED
Refresh rate
120Hz (adaptive)	120Hz
Screen-to-body
88.63 %	84.30 %
Peak brightness
1300 cd/m2 (nit)	550 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 (5 nm)	Exynos 1480 (5 nm)
Processor
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit	Octa-core, 4x 2.7GHz Cortex-A78 + 4x 2.0GHz Cortex-A55
GPU
Adreno 660	Yes
RAM
8GB (LPDDR5)	8GB
Internal storage
128GB (UFS 3.0), not expandable	128GB
Storage expansion
	microSDXC
OS
Android (13, 12, 11), Samsung One UI	Android (14)
Device type
Smartphone	Smartphone

Battery

Capacity
4800 mAh	5000 mAh
Type
Li - Polymer, Not user replaceable	Li - Ion, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging	Fast charging
Max charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 25.0W

Battery Life Estimate

5h 26min

Browsing

10h 50min

Video

8h 27min

Gaming

8h 36min

Battery Life Estimate

6h 36min

Browsing

17h 7min

Video

8h 15min

Gaming

9h 39min

Camera

Rear
Triple camera	Triple camera
Main camera
12 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm	50 MP (OIS, Autofocus) Specifications: Aperture size: F1.8 Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
64 MP (Telephoto, OIS, PDAF) Specifications: Aperture size: F2.0 Focal Length: 29 mm Sensor size: 1/1.7" Pixel size: 0.8 μm	12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
12 MP (Ultra-wide, PDAF) Specifications: Aperture size: F1.8 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	5 MP (Macro) Specifications: Aperture size: F2.4
Flash
LED	LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) Features: OIS, HDR, Hyperlapse, Video light, EIS	3840x2160 (4K UHD) (30 fps)
Front
10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)	32 MP, Video capture: 3840x2160 (4K UHD) (30 fps)

N/A

Overall

N/A

Photo

N/A

Video

132

Overall

140

Photo

123

Video

Design

Dimensions
6.35 x 2.98 x 0.31 inches (161.5 x 75.6 x 7.8 mm)	6.34 x 3.05 x 0.00 inches (161.1 x 77.4 8.2 mm)
Weight
7.13 oz(202.0 g)	7.51 oz(213.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum	Back: Glass (Corning Gorilla Glass) Frame: Plastic
Resistance
Water, Dust; IP68	Water, Dust; IP67
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Phantom silver, Black, Violet	Iceblue, Lilac, Navy, Lemon

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave	Bands n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78, 5G Ready
4G (FDD)
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)	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), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 3(1800), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM, eSIM

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation, Video recording	Noise cancellation

Connectivity & Features

Bluetooth
5.0	5.3
Wi-Fi
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6) Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.2, Features: Charging, Headphones port, OTG, Video out	Type-C (reversible), Features: Charging
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+	NFC

Regulatory Approval

FCC approval
Date approved: Dec 18, 2020 FCC ID value: A3LSMG996U
Measured SAR
Head: 0.65 W/kg Body: 0.95 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.04 W/kg Phablet: 3.97 W/kg

Buyers information

MSRP
$ 1000	$ 489
In The Box
C to C Data Cable, Ejection Pin

Availability

Officially announced
Jan 14, 2021	Mar 11, 2024

Alternative variants

with 256GB storage


Internal storage	256GB
MSRP	$ 1050

With 256GB internal storage


Internal storage	256GB

for Europe


System chip	Samsung Exynos 2100 (5 nm)
Processor	Octa-core, 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55, 64-bit
GPU	Mali G78 MP14
Weight	7.05 oz(200.0 g)
5G	Bands SA, NSA, Sub-6
FCC approval	Date approved: Dec 18, 2020 FCC ID value: A3LSMG996B
Measured SAR	Head: 0.24 W/kg Body: 0.75 W/kg Simultaneous Transmission: 3.59 W/kg Wireless Router: 1.26 W/kg Phablet: 1.95 W/kg

With 12GB RAM and 256GB internal storage


RAM	12GB
Internal storage	256GB

Links

Full specifications
Samsung Galaxy S21+ Specs	Samsung Galaxy A55 5G Specs
PhoneArena Review
Samsung Galaxy S21+ Review	Samsung Galaxy A55 5G Review
User Reviews
Samsung Galaxy S21+ User Reviews