Samsung Galaxy J7 Duo vs Samsung Galaxy A55 5G Specs Comparison

Availability

Officially announced
	Mar 11, 2024
Prices (MSRP)
	$489

Design

Dimensions
6.04 x 3.04 x 0.32 inches 153.5 x 77.2 x 8.2 mm	6.34 x 3.05 x 0.00 inches 161.1 x 77.4 8.2 mm
Weight
6.14 oz (174.0 g)	7.51 oz (213.0 g)
Materials
Back: Plastic	Back: Glass (Corning Gorilla Glass) Frame: Plastic
Resistance
	Water, Dust; IP67
Biometrics
2D Face unlock, Fingerprint (touch)	Optical in-screen fingerprint
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold	Iceblue, Lilac, Navy, Lemon

Display

Size
5.5-inch, 70.40% screen-to-body	6.6-inch, 84.30% screen-to-body
Type
Super AMOLED	Super AMOLED, 120Hz, HDR, 550 nits
Resolution
1280x720px, 16:9 ratio, 267 PPI	2400x1080px, 20:9 ratio, 399 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass	Corning Gorilla Glass Victus

Hardware

System chip
Samsung Exynos 7 Octa 7884 (14 nm)	Exynos 1480 (5 nm)
Processor
Octa-core 1600 MHz ARM Cortex-A53	Octa-core 4x2.7GHz Cortex-A78 4x2.0G​Hz Cortex-A55
GPU
ARM Mali-G71	Yes
Memory
4GB/32GB	8GB/128GB 8GB/256GB 12GB/256GB
Storage expansion
microSDXC up to 256 GB	microSDXC
OS
Android (8.0 Oreo)	Android (14)

Battery

Type
3000 mAh	5000 mAh, Li - Ion
Charging
	Fast charging
Charge speed
	Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 36min

Browsing

17h 7min

Video

8h 15min

Gaming

9h 39min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Dual camera	Triple camera
Main camera
13 MP (PDAF) Aperture size: F1.9 Focal length: 27 mm Sensor size: 1/3.06" Pixel size: 1.12 μm	50 MP (OIS, Autofocus) Aperture size: F1.8 Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
5 MP (Depth information) Aperture size: F1.9 Focal Length: 24 mm Sensor size: 1/5" Pixel size: 1.12 μm	12 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
	5 MP (Macro) Aperture size: F2.4
Flash
LED	LED
Video recording
1080p (30 fps) Video calling, Video sharing	4K UHD (30 fps)
Front
8 MP (Flash) Video capture: 1080p	32 MP Video capture: 4K UHD (30 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

132

Overall

140

Photo

123

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.0	5.3
WLAN
a,b,g,n,ac,dual-band Hotspot, Wi-Fi Direct 802.11 a, b, g, n, ac	a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
microUSB, USB 2.0	Type-C
Sensors
Accelerometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
	Noise cancellation

Cellular

5G Bands
	n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78, 5G Ready
4G (FDD) Bands
1, 3, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66
4G (TDD) Bands
38, 40, 41	38, 40, 41
3G Bands
5, 8, 2, 1	1, 2, 3, 5, 8
Data Speed
LTE, HSPA, HSUPA, UMTS	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes	Yes
SIM type
Micro SIM	Nano SIM, eSIM

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

Measured SAR
Head: 0.48 W/kg

Alternative variants

With 256GB internal storage

Memory	256GB

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

Links

Full specifications
Samsung Galaxy J7 Duo Specs	Samsung Galaxy A55 5G Specs
PhoneArena Review
	Samsung Galaxy A55 5G Review