Samsung Galaxy J7 2017 (SM-J730F/DS) vs Samsung Galaxy A20 (SM-A205G)

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Side by side comparison between Samsung Galaxy J7 (2017) vs Samsung Galaxy A20 phones, differences, pros, cons and full specifications. What's the better?

5/7/2019 12:04 AM, updated: 12/18/2022 10:07 AM

Compare Samsung Galaxy A20 X Samsung Galaxy J7 2017 (SM-J730F/DS) 12Points

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

13
MP

13mp

3GB
RAM

Octa-core

3600
mAh

(Non removable)

12Points Samsung Galaxy A20 (SM-A205G) Compare Samsung Galaxy J7 (2017) X

Specifications Compare Models Pictures

6.4"
AMOLED

720x1560

13
MP

8mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy J7 2017 (SM-J730F/DS)

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!

12 Advantages Samsung Galaxy J7 2017 (SM-J730F/DS)	vs	12 Advantages Samsung Galaxy A20 (SM-A205G)
+1.6GHz 64bit Octa-core (14nm)7% More powerful processor, you can open your applications faster	vs	1.6GHz 64bit Octa-core (14nm)
+Aluminum body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+1080x1920 pixels85% Higher resolution screen	vs	720x1560 pixels
+401 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	268 PPI
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+f/1.7 (aperture)12% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.9 (aperture)
+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+(4G LTE) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
3GB LPDDR3	vs	+3GB LPDDR4XAdvantage This RAM type is better and more efficient.
16GB (10GB available)	vs	+32GB (21GB available)110% More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
181 grams (6.34 ounces)	vs	+169 grams (5.92 ounces)7% Lighter
8 millimeters (0.31 inches)	vs	+7.8 millimeters (0.31 inches)3% Thinner
5.5"	vs	+6.4"16% Larger screen
(back) 13MP	vs	+(dual camera) 13MP + 5MP39% Higher resolution main camera
Android 9.0 Pie	vs	+Android 11Advantage Android 11 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3600 mAh	vs	+4000 mAh11% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

23 Common items in both devices

eMMC 5.1

Super AMOLED

16 million

Only digital zoom

Autofocus

EIS: Digital stabilization

HDR photo on both cameras

+16 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 J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Change model		Choose the model
Model	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Other model names	Galaxy J7 2017 J730F/Dual-Sim (Galaxy J7 Pro)	Galaxy A20 SM-A205G Single-sim, SM-A205GZKLTCE
Country or region available	(Europe)	(Latin America), Argentina, Mexico
Brand	Samsung	Samsung
Release date	7/1/2017	4/5/2019, Announced: 3/19/2019
Depth	8 millimeters (0.31 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	74.8 x 152.5 millimeters (2.94 x 6 in)	74.7 x 158.4 millimeters (2.94 x 6.24 in)
Weight	181 grams (6.34 ounces)	169 grams (5.92 ounces)
Build, materials	Aluminum body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Display type	Super AMOLED	Super AMOLED
Screen size	5.5" inches	6.4" inches
Screen-to-body ratio	~73.1% (screen-to-body ratio)	~85% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1560 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	268 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
System version	Android 7.1 Nougat	Android 9.0 Pie
Firmware update	Android 9.0 Pie	Android 11
User Interface	feature not registered	One UI 2.5 / 3.1
⚙️ Processor
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Chipset	64bit: Samsung Exynos 7870 (14nm)	64bit: Samsung Exynos 7884 (14nm)
CPU	Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core)	Octa-core, 2 processors: 2x 1.6GHz ARM Cortex-A73 (Dual-core) 6x 1.35GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controller	ARM Mali-T830 MP1 (700MHz)	ARM Mali-G71 MP2 (770MHz)
Performance (benchmark)	feature not registered	AnTuTu: 122778 (v9)
💽 Memory and storage
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
RAM memory	3GB LPDDR3	3GB LPDDR4X
Internal storage	16GB (10GB available) eMMC 5.1	32GB (21GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 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 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) TD-LTE 2300 (Bands 40)	LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (Bands 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	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Back camera (main camera)	13 megapixels	(dual camera) 13 megapixels 5MP ultrawide f/2.212mm
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/1.7 (aperture)	f/1.9 (aperture)
Focal length	27mm lens	28mm lens
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 on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Front camera (secondary)	13 megapixels	8 megapixels
Front camera resolution	4128x3096 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	28mm lens	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, MKV, WMV	MP4, H.264, H.263, WMV, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
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 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3600 mAh	4000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	24 hours (1 day)	26 hours (1.1 days)
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
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, Gold, Blue, Pink • 2.5D glass screen • Always on Display	• Colors: Black, Deep Blue, Red, Coral Orange
☢️ Radiation rate
	Galaxy J7 2017 (SM-J730F/DS)	Galaxy A20 (SM-A205G)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.32W/kg (head), 0.46W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.567W/kg (head), 1.33W/kg (body)	feature not registered