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Samsung Galaxy A20 (SM-A205GN/DS) vs Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

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

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Compare Samsung Galaxy J7 Duo XSamsung Galaxy A20 (SM-A205GN/DS)13Points
Samsung Galaxy A20 (SM-A205GN/DS)
6.4"
AMOLED

720x1560

13
MP

8mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
07PointsSamsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)Compare Samsung Galaxy A20 X
Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

64bit Octa

3000
mAh

(Removable)

What's the better phone? Samsung Galaxy A20 (SM-A205GN/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!

Galaxy A20 (SM-A205GN/DS)13 Advantages Samsung Galaxy A20 (SM-A205GN/DS)vsGalaxy J7 Duo (SM-J720F/DS 32GB/3GB)7 Advantages Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 256GB microSD, microSDXC
+169 grams (5.92 ounces)3%
Lighter
vs174 grams (6.09 ounces)
+7.8 millimeters (0.31 inches)5%
Thinner
vs8.2 millimeters (0.32 inches)
+720x1560 pixels22%
Higher resolution screen
vs720x1280 pixels
+268 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs267 PPI
+6.4"16%
Larger screen
vs5.5"
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+CompassAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+4000 mAh33%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3000 mAh
+Active noise cancellationAdvantage
Noise-canceling microphone allows better call quality
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
1.6GHz 64bit Octa-Corevs+2.2GHz 64bit Octa-Core31%
More powerful processor, you can open your applications faster
LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
Android 9.0 Pievs+Android 10Advantage
Android 10 is newer and safer
Not supportedvs+ANT+Advantage
Sensors help you use the device
LiPo: Li-Ion polymer (Non removable)vs+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
802.11 b/g/n (2.4Ghz)vs+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
Not supportedvs+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys

33 Common items in both devices
3GB LPDDR4X / 3GB LPDDR4
32GB (21GB available)
eMMC 5.1
Plastic body, glass front
Super AMOLED
60Hz
16 million
+26 specs and more in the table below

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

Highlight differencesClear highlight

📱 Model features

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
ModelGalaxy A20 (SM-A205GN/DS)Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Other model namesGalaxy A20 SM-A205GN/Dual-Sim NFCGalaxy J7 Duo (32GB + 3GB RAM) Dual-Sim, Samsung J720
Country or region availablePhilippinesHong KongTaiwan
Philippines, Hong Kong, Taiwan
(Europe)(Global, International)SingaporeThailandVietnam
(Europe), (Global, International), Singapore, Thailand, Vietnam
BrandSamsungSamsung
Release date4/5/2019, Announced: 3/19/20194/1/2018
Depth7.8 millimeters (0.31 inches)8.2 millimeters (0.32 inches)
Size (width x height)74.7 x 158.4 millimeters (2.94 x 6.24 in)77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight169 grams (5.92 ounces)174 grams (6.09 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

🤖 Operating System

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
System versionAndroid 9.0 PieAndroid 8.0 Oreo
Firmware updatefeature not registeredAndroid 10
User Interfacefeature not registeredOne UI 2.0

⚙️ Processor

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Chipset64bit - Samsung Exynos 7884 (14nm)64bit - Samsung Exynos 7885 (14nm)
CPUOcta-Core, 2 processors:
1.6GHz Dual-Core ARM Cortex-A73
1.35GHz Hexa-Core ARM Cortex-A53
Octa-Core, 2 processors:
2.2GHz Dual-Core ARM Cortex-A73
1.6GHz Hexa-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G71 MP2 (770MHz)ARM Mali-G71 MP2
Performance (benchmark)AnTuTu: 122778 (v9)AnTuTu: 98104 (v7)

💽 Memory and storage

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
RAM memory3GB LPDDR4X3GB LPDDR4
Internal storage32GB (21GB available)
eMMC 5.1
32GB (21GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 256GB microSD, microSDXC
(dedicated slot)

📲 Display

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.4" inches5.5" inches
Screen-to-body ratio~85% (screen-to-body ratio)~70.4% (screen-to-body ratio)
Display resolution720x1560 pixels (19.5:9)720x1280 pixels (16:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)268 PPI267 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

📶 Mobile networks

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
micro-SIM (3FF)
Maximum download/upload150/50 Mbps150/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (Bands 38, 40, 41)
LTE Cat4 (1, 3, 5, 7, 8, 20)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1900/2100
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+

📷 Camera

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Back camera (main camera)(dual camera)
13 megapixels
5MP ultrawidef/2.212mm
(dual camera)
13 megapixels
5MP depthf/1.9
Main camera resolution4128x3096 pixels4128x3096 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash on both cameras
Focal aperturef/1.9 (aperture)f/1.9 (aperture)
Focal length28mm lensfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Front camera (secondary)8 megapixels8 megapixels
Front camera resolution3264x2448 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturef/2.0 (aperture)f/1.9 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMV, MKVMP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
SensorsAccelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
ANT+
Face unlock
Fingerprint sensor (front-mounted)
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Removable)
Battery capacity4000 mAh3000 mAh
Charger, watts15W Fast battery charging Standard charging
Talk time autonomy26 hours (1.1 days)20 hours
Standbyfeature not registeredfeature not registered

➕ Other features

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Black, Deep Blue, Red, Coral Orange
- Display HD+
- One UI
- Colors: Black, Gold, Rose Gold, White
- Samsung Pay

☢️ Radiation rate

Samsung Galaxy A20 (SM-A205GN/DS)Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.23W/kg (head), 1.38W/kg (body)0.543W/kg (head), 1.397W/kg (body)
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