Xiaomi MI Redmi 3 vs. Samsung Galaxy J7 Duo

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI Redmi 3 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

Xiaomi MI Redmi 3 vs. Samsung Galaxy J7 Duo Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-J720F
Form Factor Touch Touch
Height 139.3 mm 153.5 mm Samsung Galaxy J7 Duo has greater height than Xiaomi MI Redmi 3.
Width 69.6 mm 77.2 mm Samsung Galaxy J7 Duo has greater width than Xiaomi MI Redmi 3.
Depth 8.5 mm 8.2 mm Samsung Galaxy J7 Duo is narrower than Xiaomi MI Redmi 3.
Weight 144 g 174 g Xiaomi MI Redmi 3 is lighter than Xiaomi MI Redmi 3.
Body Colour Fashion gold Black
Waterproof (Water-resistant) - -
SAR Value - 1.397 W/kg (body), 0.543 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM, nano SIM Micro SIM
SIM Card Qty Dual-SIM Single-SIM
SIM Card Configuration Details Micro SIM + nano SIM/microSD -
DISPLAY Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Display Type LCD display OLED display
Display Technology IPS HD Super AMOLED
Screen Size (Display Size) 5" 5.5" Samsung Galaxy J7 Duo has larger screen size than Xiaomi MI Redmi 3.
Screen Resolution (Display Resolution) 1280 x 720 pixels 1280 x 720 pixels Both phones have the same screen resolution.
Display Format HD HD
Pixel Density 294 ppi -
Colour Depth - 16.7 million colours
PROCESSOR Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Processor Type (CPU) Qualcomm Snapdragon 616 -
Clock Speed 1.5 GHz 1.6 GHz Samsung Galaxy J7 Duo has higher clock speed than Xiaomi MI Redmi 3.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 405 -
MEMORY Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
RAM 1 GB 3 GB Samsung Galaxy J7 Duo has more RAM than Xiaomi MI Redmi 3.
Internal Memory Size (Storage Capacity) 16 GB 32 GB Samsung Galaxy J7 Duo has more internal memory than Xiaomi MI Redmi 3.
User Memory - 21.9 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 256 GB
CAMERA Xiaomi MI Redmi 3 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/2.0 F/1.9 Samsung Galaxy J7 Duo has better lens aperture than Xiaomi MI Redmi 3.
Focus Adjustment Automatic Automatic
HDR Mode Auto HDR mode -
Camera Modes Panorama -
Face Recognition (Face ID) Face detection, smile detection - Xiaomi MI Redmi 3 has face detection.
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) 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) 5 Megapixel 8 Megapixel Samsung Galaxy J7 Duo has better front camera resolution than Xiaomi MI Redmi 3.
Lens Aperture (Front) F/2.2 F/1.9 Samsung Galaxy J7 Duo has better front lens aperture than Xiaomi MI Redmi 3.
Video Resolutions (Front) 1920 x 1080 (1080p) -
BATTERY AND CHARGING Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Battery Capacity (Battery Size) 4100 mAh 3000 mAh Xiaomi MI Redmi 3 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
Battery Technology Lithium polymer -
CELLULAR Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.1 (Lollipop) Google Android
User Interface MIUI V7 -
Intelligent Assistant - Bixby
Navigation A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE
2G Band 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 7, Band 38, Band 39, 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 2600, TDD 2600, TDD 1900, 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 802.11b/g/n 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 Xiaomi MI Redmi 3 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
Supported Digital Video Standards - MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
FEATURES Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
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, digital compass, gyro sensor Accelerometer, proximity sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features Infrared remote control -
OTHERS Xiaomi MI Redmi 3 Samsung Galaxy J7 Duo
Included Accessories Power adapter Power adapter
Other projects: