Samsung Galaxy A3 2016 (SM-A310Y) vs Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

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Side by side comparison between Samsung Galaxy A3 (2016) vs Samsung Galaxy J7 Duo phones, differences, pros, cons and full specifications. What's the better?

11/6/2018 3:43 PM, updated: 6/13/2022 6:34 PM

Compare Samsung Galaxy J7 Duo X Samsung Galaxy A3 2016 (SM-A310Y) 07Points

Specifications Compare Models Pictures

4.7"
AMOLED

720x1280

13
MP

5mp

1.5GB
RAM

Quad-core

2300
mAh

(Non removable)

16Points Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB) Compare Samsung Galaxy A3 (2016) X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

7 Advantages Samsung Galaxy A3 2016 (SM-A310Y)	vs	16 Advantages Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
+132 grams (4.62 ounces)32% Lighter	vs	174 grams (6.09 ounces)
+7.3 millimeters (0.29 inches)12% Thinner	vs	8.2 millimeters (0.32 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+312 PPI17% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
1.5GHz 64bit Quad-core	vs	+2.2GHz 64bit Octa-core (14nm)79% More powerful processor, you can open your applications faster
1.5GB LPDDR3	vs	+3GB LPDDR4100% More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+32GB (21GB available)110% More internal storage for applications and files
eMMC 4.5	vs	+eMMC 5.1Advantage Fastest write and read storage.
4.7"	vs	+5.5"17% Larger screen
(back) 13MP	vs	+(dual camera) 13MP + 5MP39% Higher resolution main camera
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
(front) 5MP	vs	+(front) 8MP63% Higher resolution secondary camera to take pictures and selfies
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (front-mounted)Advantage Sensors help you use the device
2300 mAh	vs	+3000 mAh30% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Li-Ion: lithium-ion (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

24 Common items in both devices

Until 256GB microSD, microSDXC

Super AMOLED

16 million

720x1280 pixels

Only digital zoom

Autofocus

EIS: Digital stabilization

+17 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Change model		Choose the model
Model	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Other model names	Galaxy A3 SM-A310Y (Single-Sim), Galaxy A3-6	Galaxy J7 Duo (32GB + 3GB RAM) Dual-Sim, Samsung J720
Country or region available	Australia, New Zealand	(Europe), (Global, International), Singapore, Thailand, Vietnam
Brand	Samsung	Samsung
Release date	1/8/2016	4/1/2018
Depth	7.3 millimeters (0.29 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	65.2 x 134.5 millimeters (2.57 x 5.3 in)	77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight	132 grams (4.62 ounces)	174 grams (6.09 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Display type	Super AMOLED	Super AMOLED
Screen size	4.7" inches	5.5" inches
Screen-to-body ratio	~69.4% (screen-to-body ratio)	~70.4% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	312 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
System version	Android 5.1.1 Lollipop	Android 8.0 Oreo
Firmware update	Android 7.0 Nougat	Android 10
User Interface	feature not registered	One UI 2.0
⚙️ Processor
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Chipset	64bit: Samsung Exynos 7 Quad 7578 (28nm)	64bit: Samsung Exynos 7885 (14nm)
CPU	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controller	ARM Mali-T720 MP2 600Mhz	ARM Mali-G71 MP2
Performance (benchmark)	feature not registered	AnTuTu: 98104 (v7)
💽 Memory and storage
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
RAM memory	1.5GB LPDDR3	3GB LPDDR4
Internal storage	16GB (10GB available) eMMC 4.5	32GB (21GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	150/50 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 (Bands 1, 3, 5, 7, 8, 20, 28) TD-LTE (Bands 40)	LTE Cat4 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Back camera (main camera)	13 megapixels	(dual camera) 13 megapixels 5MP depth f/1.9
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/1.9 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo only main camera	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Front camera (secondary)	5 megapixels	8 megapixels
Front camera resolution	2560x1920 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/1.9 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.1 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Proximity sensor	Accelerometer ANT+ Face unlock Fingerprint sensor (front-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	2300 mAh	3000 mAh
Charger, watts	7.75W (5V/1.55A) Wired charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	14 hours	20 hours
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White, Gold, Pink • Samsung TouchWiz UX • Gorilla Glass on the back	• Colors: Black, Gold, Rose Gold, White • Samsung Pay
☢️ Radiation rate
	Galaxy A3 2016 (SM-A310Y)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.31W/kg (head), 1.27W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.621W/kg (head), 0.524W/kg (body)	0.543W/kg (head), 1.397W/kg (body)