Samsung Galaxy A33 5G vs Samsung Galaxy A51 Specs Comparison

Availability

Officially announced
Mar 17, 2022	Dec 12, 2019
Prices (MSRP)
$190	$400

Design

Dimensions
6.29 x 2.91 x 0.32 inches 159.7 x 74.0 x 8.1 mm	6.24 x 2.90 x 0.31 inches 158.5 x 73.6 x 7.9 mm
Weight
6.56 oz (186.0 g)	6.07 oz (172.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Plastic
Resistance
Yes; IP67
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
	Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Display

Size
6.4-inch, 83.74% screen-to-body	6.5-inch, 87.37% screen-to-body
Type
AMOLED, 90Hz	Super AMOLED, 60Hz
Resolution
2400x1080px, 20:9 ratio, 411 PPI	2400x1080px, 20:9 ratio, 405 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 3

Hardware

System chip
Exynos 1280 (5 nm)	Samsung Exynos 9611 (10 nm)
Processor
Octa-core 2x2.4GHz CortexA-78 6x2.0G​Hz CortexA-55	Octa-core 2300 MHz 4x2.3GHz Cortex-A73 4x1.7G​Hz Cortex-A53
GPU
Yes	Mali-G72 MP3
Memory
6GB/128GB 8GB/256GB	4GB (LPDDR4)/128GB 6GB/128GB
Storage expansion
microSDXC up to 1024 GB	microSDXC up to 512 GB
OS
Android (14, 13, 12)	Android (11, 10)

Battery

Type
5000 mAh, Li - Polymer	4000 mAh, Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

15h 26min

Video

8h 18min

Gaming

Untested

Battery Life Estimate

5h 22min

Browsing

11h 35min

Video

8h 35min

Gaming

6h 40min

Learn more on our PhoneArena Battery Test Results page

Camera

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

Connectivity & Features

Bluetooth
5.1	5.0
WLAN
a,b,g,n,ac Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
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	NFC, ANT+

Multimedia

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

Cellular

5G Bands
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n71
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
38, 40, 41	38, 39, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Nov 28, 2019 FCC ID value: A3LSMA515FN
Measured SAR
	Head: 0.89 W/kg Body: 1.18 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.12 W/kg Phablet: 2.76 W/kg

Alternative variants

With 8GB RAM and 256GB internal sotorage

Memory	8GB/256GB

with 128GB storage

Memory	6GB/128GB

for Verizon

4G (FDD) Bands	2, 3, 4, 5, 7, 13, 20, 28, 66
3G Bands	5, 8, 2, 1

for AT&T

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

for Sprint

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

for Europe

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66
4G (TDD) Bands	38, 40, 41
Dual SIM	Yes

Links

Full specifications
Samsung Galaxy A33 5G Specs	Samsung Galaxy A51 Specs
PhoneArena Review
Samsung Galaxy A33 5G Review	Samsung Galaxy A51 Review
User Reviews
Samsung Galaxy A33 5G User Reviews	Samsung Galaxy A51 User Reviews