Samsung Galaxy J7 Duo vs. Samsung Galaxy Note9

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J7 Duo and Samsung Galaxy Note9. 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 J7 Duo vs. Samsung Galaxy Note9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Duo Samsung Galaxy Note9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J720F SM-N960F/DS
Form Factor Touch Touch
Height 153.5 mm 161.9 mm Samsung Galaxy Note9 has greater height than Samsung Galaxy J7 Duo.
Width 77.2 mm 76.4 mm Samsung Galaxy J7 Duo has greater width than Samsung Galaxy Note9.
Depth 8.2 mm 8.8 mm Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo.
Weight 174 g 201 g Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo.
Body Colour Black Cobalt blue | Metallic copper | Deep black | Ocean blue | Midnight black | Lavender purple
Protection - Dustproof, splashproof, waterproof
Waterproof (Water-resistant) - Yes Samsung Galaxy Note9 is waterproof.
IP rating - IP68
SAR Value 1.397 W/kg (body), 0.543 W/kg (head) 1.509 W/kg (body), 0.381 W/kg (head), 2.24 W/kg (limb)
Integrated Components - Heart rate sensor
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Samsung Galaxy J7 Duo Samsung Galaxy Note9
Display Type OLED display OLED display
Display Technology HD Super AMOLED Quad HD+ Super AMOLED
Screen Size (Display Size) 5.5" 6.4" Samsung Galaxy Note9 has larger screen size than Samsung Galaxy J7 Duo.
Screen Resolution (Display Resolution) 1280 x 720 pixels 2960 x 1440 pixels Samsung Galaxy Note9 has better screen resolution than Samsung Galaxy J7 Duo.
Display Format HD QHD+
Pixel Density - 516 ppi
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - Always-on display, Edge Screen, Infinity Display, Edge-to-Edge screen
PROCESSOR Samsung Galaxy J7 Duo Samsung Galaxy Note9
Processor Type (CPU) - Samsung Exynos 9
Processor Number - 9810
Clock Speed 1.6 GHz 2.7 GHz Samsung Galaxy Note9 has higher clock speed than Samsung Galaxy J7 Duo.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Samsung Galaxy Note9 has 64-bit architecture.
Graphics System (GPU) - Mali-G72 MP18
MEMORY Samsung Galaxy J7 Duo Samsung Galaxy Note9
RAM 3 GB LPDDR4 SDRAM - 6 GB Samsung Galaxy Note9 has more RAM than Samsung Galaxy J7 Duo.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy Note9 has more internal memory than Samsung Galaxy J7 Duo.
User Memory 21.9 GB 108.9 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA Samsung Galaxy J7 Duo Samsung Galaxy Note9
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 13 Megapixel 12 Megapixel Samsung Galaxy J7 Duo has better camera resolution than Samsung Galaxy Note9.
Sensor Size - 1/2.55"
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/1.5 & f/2.4 Samsung Galaxy Note9 has better lens aperture than Samsung Galaxy J7 Duo.
Optical Image Stabiliser (OIS) - Dual OIS (Optical Image Stabilisation) Samsung Galaxy Note9 has optical stabilisation.
Focus Adjustment Automatic Automatic
Optical Zoom - 2x
Digital Zoom - 10x
Special Effects - HDR, Bokeh effect, Grid Line
Camera Modes - Panorama, Pro mode, Timer mode, HYPERLAPSE, Auto mode, Food mode, Super Slow-mo, AR Emoji, Portraits, Flowers, Indoor scenes, Animals, Landscapes, Greenery, Trees, Sky, Mountains, Beaches, Sunrises and sunsets, Watersides, Street scenes, Night scenes, Waterfalls, Snow, Birds, Backlit, Text, Disney AR Emoji
Face Recognition (Face ID) - Face detection Samsung Galaxy Note9 has face detection.
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 2560 x 1440 (QHD) at 30 fps
Camera Features (Functions) - Quick Launch, Playback zoom, Motion photo, VDIS (Video Digital Image Stabilisation), Live Focus, Dual Capture, High CRI LED flash, Tracking AF, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel, background blur, Scene Optimiser, Eye blink, Motion blur, Lens smudge, Backlit, Full view, Flaw detection, 9.1MP still photos recording 4K video
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 12 Megapixel Samsung Galaxy Note9 has better second camera resolution than Samsung Galaxy J7 Duo.
Sensor Size (2nd Camera) - 1/3.4"
Lens Type (2nd Camera) - Telephoto lens
Lens Aperture (2nd Camera) F/1.9 F/2.4 Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo.
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) - 1/3.6"
Lens Type (Front) - Wide-angle lens
Lens Aperture (Front) F/1.9 F/1.7 Samsung Galaxy Note9 has better front lens aperture than Samsung Galaxy J7 Duo.
Focus Adjustment - Automatic
Special Effects (Front) - HDR, Grid Line
Camera Modes (Front) - Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus
Camera Features (Front) - Quick launch, Motion photo, Stamps, location tags, VDIS (Video Digital Image Stabilization), Full view, Flaw detection
BATTERY AND CHARGING Samsung Galaxy J7 Duo Samsung Galaxy Note9
Battery Capacity (Battery Size) 3000 mAh 4000 mAh Samsung Galaxy Note9 has larger battery capacity than Samsung Galaxy J7 Duo.
Wireless Charging - Yes Samsung Galaxy Note9 can be charged wirelessly.
Wireless Charging Standards - WPC, PMA
Talk Time 1200 minutes 1740 minutes Samsung Galaxy Note9 has longer battery life when making calls than Samsung Galaxy J7 Duo.
Run Time Details 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
Talk (3G): up to 1740 min
Active online usage (3G): up to 14 hrs
Active online usage (4G): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (audio): up to 59 hrs
Playback (audio (Always On Display Off)): up to 95 hrs
Playback (video): up to 20 hrs
CELLULAR Samsung Galaxy J7 Duo Samsung Galaxy Note9
Technology WCDMA (UMTS) / GSM TD-SCDMA / WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android Android 8.1 Oreo
Intelligent Assistant Bixby Bixby
Payment Technology - Samsung Pay
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy J7 Duo Samsung Galaxy Note9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 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 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11a/b/g/n/ac, ANT+/ANT
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC - Yes Samsung Galaxy Note9 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Duo Samsung Galaxy Note9
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, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, apt-X, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
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
Sound Enhancements - Dolby Digital Plus sound, Dolby Atmos sound technology, Acoustic Overload Point, stereo speakers tuned by AKG, Dolby Digital sound
FEATURES Samsung Galaxy J7 Duo Samsung Galaxy Note9
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, barometer, gyro sensor, hall sensor, RGB sensor, pressure sensor, geomagnetic sensor
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader, eye scan
Additional Phone Features - S Pen multi-input, Face Unlock, Wi-Fi Miracast, Screen Write, Smart Select, MU-MIMO technology, Fast Charging, Samsung KNOX, Face recognition, High AOP Mic, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Smart Performance Adjuster, Dual Audio, water-carbon cooling system, S Pen remote function
OTHERS Samsung Galaxy J7 Duo Samsung Galaxy Note9
Included Accessories Power adapter Power adapter, tweezer, SIM card removal tool, USB connector, USB-C cable, S Pen, Pen nibs, headset (tuned by AKG)
Compliant Standards - IP68
Max Depth of Water Resistance - 1.5 m
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