Samsung Galaxy J7 Prime 2 vs. Samsung Galaxy J7 Duo

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy J7 Prime 2 and Samsung Galaxy J7 Duo. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Samsung Galaxy J7 Prime 2 vs. Samsung Galaxy J7 Duo Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-J720F
Form Factor Touch Touch
Height 151.7 mm 153.5 mm Samsung Galaxy J7 Duo has greater height than Samsung Galaxy J7 Prime 2.
Width 75 mm 77.2 mm Samsung Galaxy J7 Duo has greater width than Samsung Galaxy J7 Prime 2.
Depth 8 mm 8.2 mm Samsung Galaxy J7 Prime 2 is narrower than Samsung Galaxy J7 Prime 2.
Weight 170 g 174 g Samsung Galaxy J7 Prime 2 is lighter than Samsung Galaxy J7 Prime 2.
Body Colour Rose gold | Black | Gold Black
Body Material Plastic, aluminium, glass -
Waterproof (Water-resistant) - -
SAR Value - 1.397 W/kg (body), 0.543 W/kg (head)
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Micro SIM
SIM Card Qty Single-SIM Single-SIM
DISPLAY Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Display Type LCD display OLED display
Display Technology PLS HD Super AMOLED
Screen Size (Display Size) 5.5" 5.5" Both phones have the same screen size.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1280 x 720 pixels Samsung Galaxy J7 Prime 2 has better screen resolution than Samsung Galaxy J7 Duo.
Display Format Full HD HD
Pixel Density 401 ppi -
Aspect Ratio 16:9 -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Processor Type (CPU) Samsung Exynos 7870 -
Clock Speed 1.6 GHz 1.6 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Mali T830 -
MEMORY Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
RAM 3 GB 3 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory 23.9 GB 21.9 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 256 GB
CAMERA Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/1.9 F/1.9 Both phones have the same camera lens aperture.
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 Aperture (2nd Camera) - F/1.9
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 13 Megapixel 8 Megapixel Samsung Galaxy J7 Prime 2 has better front camera resolution than Samsung Galaxy J7 Duo.
Lens Aperture (Front) F/1.9 F/1.9 Both phones have the same front camera lens aperture.
BATTERY AND CHARGING Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Battery Capacity (Battery Size) 3300 mAh 3000 mAh Samsung Galaxy J7 Prime 2 has larger battery capacity than Samsung Galaxy J7 Duo.
Talk Time 1260 minutes 1200 minutes Samsung Galaxy J7 Prime 2 has longer battery life when making calls than Samsung Galaxy J7 Duo.
Run Time Details Talk (WCDMA): up to 1260 min
Active online usage (WCDMA): up to 12 hrs
Active online usage (Wi-Fi): up to 16 hrs
Active online usage (LTE): up to 15 hrs
Playback (audio): up to 84 hrs
Playback (video): up to 14 hrs
Active online usage (WCDMA): up to 11 hrs
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 17 hrs
Playback (audio): up to 66 hrs
Talk (WCDMA): up to 1200 min
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.0 Nougat Google Android
Intelligent Assistant - Bixby
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band - Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41
4G LTE Frequency - FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11b/g/n, ANT+/ANT IEEE 802.11a/b/g/n/ac, ANT+/ANT
Bluetooth Bluetooth 4.1 Bluetooth 5.0
Bluetooth Profiles A2DP -
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
FEATURES Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor Accelerometer, proximity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
OTHERS Samsung Galaxy J7 Prime 2 Samsung Galaxy J7 Duo
Included Accessories Power adapter Power adapter
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