Samsung Galaxy J3 (2017) vs. Samsung Galaxy A20

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J3 (2017) and Samsung Galaxy A20. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Samsung Galaxy J3 (2017) vs. Samsung Galaxy A20 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J3 (2017) Samsung Galaxy A20
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J330FN SM-A205G/DS
Form Factor Touch Touch
Height 143.2 mm 158.4 mm Samsung Galaxy A20 has greater height than Samsung Galaxy J3 (2017).
Width 70.3 mm 74.7 mm Samsung Galaxy A20 has greater width than Samsung Galaxy J3 (2017).
Depth 8.2 mm 7.8 mm Samsung Galaxy A20 is narrower than Samsung Galaxy J3 (2017).
Weight 142 g 169 g Samsung Galaxy J3 (2017) is lighter than Samsung Galaxy J3 (2017).
Body Colour Gold | Blue | Black Red | Coral orange | Black
Body Material Metal -
Waterproof (Water-resistant) - -
SAR Value 1.32 W/kg (body), 0.658 W/kg (head) 0.46 W/kg (body), 0.32 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy J3 (2017) Samsung Galaxy A20
Display Type LCD display OLED display
Display Technology PLS Super AMOLED
Screen Size (Display Size) 5" 6.4" Samsung Galaxy A20 has larger screen size than Samsung Galaxy J3 (2017).
Screen Resolution (Display Resolution) 1280 x 720 pixels 1560 x 720 pixels Samsung Galaxy A20 has better screen resolution than Samsung Galaxy J3 (2017).
Display Format HD HD+
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features 2.5D Glass Night mode, Infinity V Display
PROCESSOR Samsung Galaxy J3 (2017) Samsung Galaxy A20
Processor Type (CPU) Samsung Exynos 7570 -
Clock Speed 1.4 GHz 1.6 GHz Samsung Galaxy A20 has higher clock speed than Samsung Galaxy J3 (2017).
Processor Core Qty Quad-core 8-core Samsung Galaxy A20 has higher processor core quantity than Samsung Galaxy J3 (2017).
MEMORY Samsung Galaxy J3 (2017) Samsung Galaxy A20
RAM 2 GB 3 GB Samsung Galaxy A20 has more RAM than Samsung Galaxy J3 (2017).
Internal Memory Size (Storage Capacity) 16 GB 32 GB Samsung Galaxy A20 has more internal memory than Samsung Galaxy J3 (2017).
User Memory 10.5 GB 21.7 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA Samsung Galaxy J3 (2017) Samsung Galaxy A20
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/1.9 Both phones have the same camera lens aperture.
Field of View (FoV) - 76 degree(s)
Focus Adjustment Automatic Automatic
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps
SECOND CAMERA
Sensor Resolution (2nd Camera) - 5 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel Samsung Galaxy A20 has better front camera resolution than Samsung Galaxy J3 (2017).
Lens Aperture (Front) F/2.2 F/2.0 Samsung Galaxy A20 has better front lens aperture than Samsung Galaxy J3 (2017).
Focus Adjustment - Focus free
Camera Modes (Front) - Selfie focus
Light Source (Front) - Display flash
BATTERY AND CHARGING Samsung Galaxy J3 (2017) Samsung Galaxy A20
Battery Capacity (Battery Size) 2400 mAh 4000 mAh Samsung Galaxy A20 has larger battery capacity than Samsung Galaxy J3 (2017).
Talk Time 900 minutes 1560 minutes Samsung Galaxy A20 has longer battery life when making calls than Samsung Galaxy J3 (2017).
Run Time Details Playback (Music): up to 61 hrs
Continuous browsing (3G): up to 12 hrs
Playback (video): up to 14 hrs
Continuous browsing (4G): up to 14 hrs
Talk (3G): up to 900 min
Continuous browsing (Wi-Fi): up to 14 hrs
Active online usage (3G): up to 12 hrs
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 21 hrs
Playback (audio): up to 82 hrs
Talk (3G): up to 1560 min
CELLULAR Samsung Galaxy J3 (2017) Samsung Galaxy A20
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android -
User Interface - Samsung One UI
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy J3 (2017) Samsung Galaxy A20
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 38, Band 40 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700b, FDD 800 DD, TDD 2600, TDD 2300 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11b/g/n IEEE 802.11b/g/n
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J3 (2017) Samsung Galaxy A20
Supported Digital Audio Standards WMA, MP3, FLAC, OGG, MP4 WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards VC-1, MPEG-4, H.264, H.263, MP43, VP8, VP9, H.265, WMV7 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES Samsung Galaxy J3 (2017) Samsung Galaxy A20
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor Accelerometer, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features Dual Messenger Fast Charging
OTHERS Samsung Galaxy J3 (2017) Samsung Galaxy A20
Included Accessories Power adapter Power adapter
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