Side-by-side technical data

Samsung Galaxy J7 Duo vs alcatel 3 (2019)

Comparison between Samsung Galaxy J7 Duo and alcatel 3 (2019): camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung and alcatel.

Add a phone

Samsung

Galaxy J7 Duo

alcatel

3 (2019)

Add another phone Add another phone

The verdict

Neither runs away with it: each wins something.

Category
Category	Galaxy J7 Duo	3 (2019)
Design & display	6.8	5.5
Performance & hardware	2.8	3.1
Camera	3.9	3.4
Connectivity	4.1	3.9
Battery & charging	2.2	3.0

Which one is for you?

Samsung Galaxy J7 Duo, if you care about…

Wi-Fi Standards: Wi-Fi 802.11a/b/g/n/ac; against Wi-Fi 802.11 b/g/n
Display Technology: Super AMOLED; against IPS LCD

alcatel 3 (2019), if you care about…

Battery Capacity: 3,500 mAh; against 3,000 mAh
Maximum Storage Capacity: 64 GB; against 32 GB
Display Pixel Density: 289 ppi; against 267 ppi
Weight: 145 g; against 174 g

Specification comparison

Show differences only

Performance

Specification	Galaxy J7 Duo	3 (2019)
Processor Model	Samsung Exynos 7885	Qualcomm Snapdragon 439
Processor Process Size	14 nm	12 nm Best value
Graphics GPU	Mali-G71	Qualcomm Adreno 505
Storage Type	eMMC 5.1	eMMC 5.1
Maximum CPU Clock	2.2 GHz Best value	1.95 GHz
Maximum Storage Capacity	32 GB	64 GB Best value
CPU Description	Octa-core (2x2.2 GHz Cortex-A73 and 6x1.6 GHz Cortex-A53)	Octa-core: 4 × 1.95 GHz Cortex-A53 and 4 × 1.45 GHz Cortex-A53.
Processor Type	Octa-Core	Octa-Core
RAM Capacity	4 GB	4 GB
Expandable Storage	Yes	Yes

Design

Specification	Galaxy J7 Duo	3 (2019)
Body Colors	Black, Gold, Rose Gold, White, Blue	Blue, Purple, Black
Body Thickness	8.2 mm	8 mm Best value
Body Width	77.2 mm	69.7 mm
Body Height	153.5 mm	151.1 mm
Weight	174 g	145 g Best value
Usable Surface	70.4 %	82.2 % Best value

Battery

Specification	Galaxy J7 Duo	3 (2019)
Battery Capacity	3,000 mAh	3,500 mAh Best value
Battery Type	Li-Ion	Li-Ion

Display

Specification	Galaxy J7 Duo	3 (2019)
Display Aspect Ratio	16:9	19.5:9
Display Technology	Super AMOLED Best value	IPS LCD
Display Diagonal	5.5″	5.94″ Best value
Display Horizontal Resolution	720 px	720 px
Display Vertical Resolution	1,280 px	1,560 px Best value
Display Pixel Density	267 ppi	289 ppi Best value
Display Features	—	Dragontrail Glass

Sensors

Specification	Galaxy J7 Duo	3 (2019)
Fingerprint Sensor Placement	Front	Rear

Sensor

Specification	Galaxy J7 Duo	3 (2019)
Sensor Features	Fingerprint Sensor, Accelerometer, Proximity Sensor	Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass

Software

Specification	Galaxy J7 Duo	3 (2019)
Operating System	Android 8	Android 8.1
OS Family	Android	Android
OS Version	8	8

Connectivity

Specification	Galaxy J7 Duo	3 (2019)
SIM Configurations	Single Micro-SIM, Dual Micro-SIM, Dual SIM Dual Standby	Dual Nano-SIM
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B38, 4G LTE B40, 4G LTE B41	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B7, 4G LTE B8, 4G LTE B20, LTE B28
Cellular Technologies	GSM, HSPA, LTE	GSM, HSPA, LTE
Wi-Fi Standards	Wi-Fi 802.11a/b/g/n/ac Best value	Wi-Fi 802.11 b/g/n
Wi-Fi Features	Dual Band, Wi-Fi Direct	Wi-Fi Direct
Bluetooth Version	Bluetooth 4.2	Bluetooth 4.2
Bluetooth Profiles	A2DP, LE	A2DP, LE
Navigation Systems	GPS, GLONASS, BeiDou	GPS, GLONASS, Galileo
Connectivity Features	3.5 mm Audio Jack, ANT+, FM Radio, microUSB	3.5 mm Audio Jack, NFC, FM Radio, microUSB
USB Version	microUSB	USB 2.0
SAR (EU) head	0.54 W/kg	—
SAR (EU) body	1.4 W/kg	—

Audio

Specification	Galaxy J7 Duo	3 (2019)
Audio Features	A2DP, LE, Loudspeaker	A2DP, LE, Loudspeaker

Technical

Specification	Galaxy J7 Duo	3 (2019)
Model numbers	SM-J720F, SM-J720F/DS, SM-J720M, SM-J720M/DS	5053K, 5053A, 5053Y, 5053D, 5053Y_EEA, 5053D_EEA