Samsung Galaxy S21+ vs Samsung Galaxy A51 5G Specs Comparison

Availability

Officially announced
Jan 14, 2021	Apr 08, 2020
Prices (MSRP)
$1000	$500

Design

Dimensions
6.35 x 2.98 x 0.31 inches 161.5 x 75.6 x 7.8 mm	6.26 x 2.90 x 0.34 inches 158.9 x 73.6 x 8.7 mm
Weight
7.13 oz / 202.0 g	6.60 oz / 187.0 g
Materials
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum	Back: Plastic Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Phantom silver, Black, Violet	Prism cube black

Display

Size
6.7-inch, 88.63% screen-to-body	6.5-inch, 87.37% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR, 1300 nits	Super AMOLED, 60Hz
Resolution
2400x1080px, 20:9 ratio, 393 PPI	2400x1080px, 20:9 ratio, 405 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass 3

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1.5 (Good)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 888 (5 nm)	Samsung Exynos 980 (8 nm)
Processor
Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680	Octa-core 2x2.2GHz Cortex-A77 6x1.8G​Hz Cortex-A55
GPU
Adreno 660	Mali-G76 MP5
Memory
8GB (LPDDR5)/128GB (UFS 3.0) 8GB/256GB	6GB (LPDDR4)/128GB 8GB/128GB
Storage expansion
not expandable	microSDXC up to 1000 GB
OS
Android (13, 12, 11)	Android (11, 10)

Battery

Type
4800 mAh, Li - Polymer	4500 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging	Fast charging
Charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

5h 26min

Browsing

10h 50min

Video

8h 27min

Gaming

8h 36min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.76" Pixel size: 1.8 μm	48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide, PDAF) Aperture size: F1.8 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm
Third camera
64 MP (Telephoto, OIS, PDAF) Aperture size: F2.0 Focal Length: 29 mm Sensor size: 1/2.55" Pixel size: 0.8 μm	5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm
Fourth camera
	5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Video light, EIS	4K UHD (30 fps), 1080p (120 fps), 720p (480 fps) Hyperlapse, EIS
Front
10 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)	32 MP (HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 3.2	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3	M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC, ANT+

Multimedia

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

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave	n41, n71, SA, NSA
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71
4G (TDD) Bands
38, 39, 40, 41, 46, 48	38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM
HD Voice
	Yes

Regulatory Approval

FCC approval
Date approved: Dec 18, 2020 FCC ID value: A3LSMG996U	Date approved: Jul 15, 2020 FCC ID value: A3LSMA516U
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	Head: 1.18 W/kg Body: 1.20 W/kg Simultaneous Transmission: 3.25 W/kg Wireless Router: 1.37 W/kg

Alternative variants

with 256GB storage

Memory	256GB
Prices (MSRP)	$1050

with 8GB RAM

Memory	8GB

for Europe

System chip	Samsung Exynos 2100 (5 nm)
Processor	Octa-core 1x2.91GHz Cortex-X1 3x2.81G​Hz Cortex-A78 4x2.2G​Hz Cortex-A55
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

for Europe

Colors	Prism cube black, Prism cube white
5G Bands	n41, n78, SA, NSA
4G (FDD) Bands	1, 3, 4, 5, 7, 8, 12, 20, 28
4G (TDD) Bands	38, 40, 41
3G Bands	5, 8, 2, 1
Dual SIM	Yes
SIM type	Nano SIM

for Verizon

System chip	Snapdragon 765G SM7250-AB (7 nm)
Processor	Octa-core 2400 MHz Kryo 475
GPU	Adreno 620
Colors	Prism bricks blue
5G Bands	n260, n261, mmWave
4G (FDD) Bands	2, 3, 4, 5, 7, 12, 13, 20, 28, 66
3G Bands	5, 8, 2, 1
FCC approval	Date approved: Jul 20, 2020 FCC ID value: A3LSMA516V
Measured SAR	Head: 0.32 W/kg Body: 1.32 W/kg Simultaneous Transmission: 3.01 W/kg Wireless Router: 1.37 W/kg Phablet: 3.91 W/kg
Prices (MSRP)	$550

Discover more

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Full Specs Samsung Galaxy A51 5G Specs