Samsung Galaxy J7 Duo vs. Google Pixel 3a XL

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J7 Duo and Google Pixel 3a XL. 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. Google Pixel 3a XL Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Duo Google Pixel 3a XL
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J720F G020B
Form Factor Touch Touch
Height 153.5 mm 160.1 mm Google Pixel 3a XL has greater height than Samsung Galaxy J7 Duo.
Width 77.2 mm 76.1 mm Samsung Galaxy J7 Duo has greater width than Google Pixel 3a XL.
Depth 8.2 mm 8.2 mm Both phones are the same depth.
Weight 174 g 167 g Google Pixel 3a XL is lighter than Samsung Galaxy J7 Duo.
Body Colour Black Clearly white | Just black | Purple-ish
Body Material - Polycarbonate
Waterproof (Water-resistant) - -
SAR Value 1.397 W/kg (body), 0.543 W/kg (head) 1.52 W/kg (body), 1.36 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, Electronic SIM card (e-SIM)
SIM Card Qty Single-SIM Single-SIM
DISPLAY Samsung Galaxy J7 Duo Google Pixel 3a XL
Display Type OLED display OLED display
Display Technology HD Super AMOLED OLED
Screen Size (Display Size) 5.5" 6" Google Pixel 3a XL has larger screen size than Samsung Galaxy J7 Duo.
Screen Resolution (Display Resolution) 1280 x 720 pixels 2160 x 1080 pixels Google Pixel 3a XL has better screen resolution than Samsung Galaxy J7 Duo.
Display Format HD Full HD+
Pixel Density - 402 ppi
Aspect Ratio - 18:9
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 100000:1
Display Features - Always-on display, Now Playing
PROCESSOR Samsung Galaxy J7 Duo Google Pixel 3a XL
Processor Type (CPU) - Qualcomm Snapdragon 670
Clock Speed 1.6 GHz 2 GHz Google Pixel 3a XL 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 Google Pixel 3a XL has 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 615
MEMORY Samsung Galaxy J7 Duo Google Pixel 3a XL
RAM 3 GB LPDDR4X SDRAM - 4 GB Google Pixel 3a XL has more RAM than Samsung Galaxy J7 Duo.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Google Pixel 3a XL has more internal memory than Samsung Galaxy J7 Duo.
User Memory 21.9 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB -
CAMERA Samsung Galaxy J7 Duo Google Pixel 3a XL
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 13 Megapixel 12.2 Megapixel Samsung Galaxy J7 Duo has better camera resolution than Google Pixel 3a XL.
Lens Aperture F/1.9 F/1.8 Google Pixel 3a XL has better lens aperture than Samsung Galaxy J7 Duo.
Field of View (FoV) - 76 degree(s)
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Google Pixel 3a XL has optical stabilisation.
Focus Adjustment Automatic Automatic
Camera Modes - Portrait mode
Light Source 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, 1280 x 720 (720p) at 60 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps
Camera Features (Functions) - Electronic Image Stabiliser (EIS), dual pixel phase detection, Motion Auto Focus
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) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/1.9 F/2.0 Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo.
Field of View (Front) - 84 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 640 x 480 (VGA) at 30 fps
BATTERY AND CHARGING Samsung Galaxy J7 Duo Google Pixel 3a XL
Battery Capacity (Battery Size) 3000 mAh 3700 mAh Google Pixel 3a XL has larger battery capacity than Samsung Galaxy J7 Duo.
Talk Time 1200 minutes -
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
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CELLULAR Samsung Galaxy J7 Duo Google Pixel 3a XL
Technology WCDMA (UMTS) / GSM CDMA2000 1X / GSM / WCDMA (UMTS)
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android Android 9.0 Pie
Intelligent Assistant Bixby Google Assistant
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, Galileo
COMMUNICATIONS Samsung Galaxy J7 Duo Google Pixel 3a XL
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, EV-DO, 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, 800 CDMA2000 1X, 1900 CDMA2000 1X
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 20, Band 25, Band 26, Band 28, Band 32, Band 38, 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 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, 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
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC - Yes Google Pixel 3a XL has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Duo Google Pixel 3a XL
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID Apt-X, LDAC, apt-X HD
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 -
FEATURES Samsung Galaxy J7 Duo Google Pixel 3a XL
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, barometer, magnetometer, gyro sensor, haptics sensor, Active Edge
Security Devices Face recognition, fingerprint reader Fingerprint reader
Additional Phone Features - Dual microphones, MIMO technology, Android Sensor Hub, Noise suppression, Night Shift, ARCore, Google Lens, Titan M Security Module, Pixel Imprint sensor
OTHERS Samsung Galaxy J7 Duo Google Pixel 3a XL
Included Accessories Power adapter SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m)
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