Samsung Galaxy J7 Duo vs. Samsung Galaxy A70

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J7 Duo and Samsung Galaxy A70. 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 A70 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Duo Samsung Galaxy A70
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J720F SM-A705FN/DS
Form Factor Touch Touch
Height 153.5 mm 164.3 mm Samsung Galaxy A70 has greater height than Samsung Galaxy J7 Duo.
Width 77.2 mm 76.7 mm Samsung Galaxy J7 Duo has greater width than Samsung Galaxy A70.
Depth 8.2 mm 7.9 mm Samsung Galaxy A70 is narrower than Samsung Galaxy J7 Duo.
Weight 174 g 183 g Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo.
Body Colour Black Black | Blue | White | Coral
Body Material - 3D glass
Waterproof (Water-resistant) - -
SAR Value 1.397 W/kg (body), 0.543 W/kg (head) 1.475 W/kg (body), 0.949 W/kg (head)
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
DISPLAY Samsung Galaxy J7 Duo Samsung Galaxy A70
Display Type OLED display OLED display
Display Technology HD Super AMOLED Super AMOLED
Screen Size (Display Size) 5.5" 6.7" Samsung Galaxy A70 has larger screen size than Samsung Galaxy J7 Duo.
Screen Resolution (Display Resolution) 1280 x 720 pixels 2400 x 1080 pixels Samsung Galaxy A70 has better screen resolution than Samsung Galaxy J7 Duo.
Display Format HD Full HD+
Aspect Ratio - 20:9
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - Night mode, Edge-to-Edge screen, Infinity U Display
PROCESSOR Samsung Galaxy J7 Duo Samsung Galaxy A70
Clock Speed 1.6 GHz 2 GHz Samsung Galaxy A70 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.
MEMORY Samsung Galaxy J7 Duo Samsung Galaxy A70
RAM 3 GB 6 GB Samsung Galaxy A70 has more RAM than Samsung Galaxy J7 Duo.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy A70 has more internal memory than Samsung Galaxy J7 Duo.
User Memory 21.9 GB 108.3 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 A70
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 13 Megapixel 32 Megapixel Samsung Galaxy A70 has better camera resolution than Samsung Galaxy J7 Duo.
Lens Aperture F/1.9 F/1.7 Samsung Galaxy A70 has better lens aperture than Samsung Galaxy J7 Duo.
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Camera Modes - AR Emoji, Indoor scenes, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Waterfalls, Snow, Birds, Backlit, Text, Food, Person, Scenery, Night view, Dogs, Sunsets, CityStreet
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps
Camera Features (Functions) - AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 5 Megapixel Both phones have the same second camera resolution.
Lens Aperture (2nd Camera) F/1.9 F/2.2 Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo.
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Ultra wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
Field of View (3rd Camera) - 123 degree(s)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 32 Megapixel Samsung Galaxy A70 has better front camera resolution than Samsung Galaxy J7 Duo.
Lens Aperture (Front) F/1.9 F/2.0 Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo.
Focus Adjustment - Focus free
BATTERY AND CHARGING Samsung Galaxy J7 Duo Samsung Galaxy A70
Battery Capacity (Battery Size) 3000 mAh 4500 mAh Samsung Galaxy A70 has larger battery capacity than Samsung Galaxy J7 Duo.
Fast Charging Technology - Samsung Super Fast Charging Samsung Galaxy A70 has fast charging technology.
Talk Time 1200 minutes 1680 minutes Samsung Galaxy A70 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
Active online usage (3G): up to 14 hrs
Active online usage (4G): up to 16 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 24 hrs
Playback (audio): up to 128 hrs
Talk (3G): up to 1680 min
CELLULAR Samsung Galaxy J7 Duo Samsung Galaxy A70
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android Android 9.0 Pie
User Interface - One UI
Intelligent Assistant Bixby Bixby
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy J7 Duo Samsung Galaxy A70
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 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 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 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 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC - Yes Samsung Galaxy A70 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Duo Samsung Galaxy A70
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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES Samsung Galaxy J7 Duo Samsung Galaxy A70
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, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (under display), face recognition
Additional Phone Features - Bixby Vision, Secure Folder function
OTHERS Samsung Galaxy J7 Duo Samsung Galaxy A70
Included Accessories Power adapter Power adapter
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