Samsung Galaxy J7 Duo vs. Xiaomi Redmi 6A

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J7 Duo and Xiaomi Redmi 6A. 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. Xiaomi Redmi 6A Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J720F -
Form Factor Touch Touch
Height 153.5 mm 147.5 mm Samsung Galaxy J7 Duo has greater height than Xiaomi Redmi 6A.
Width 77.2 mm 71.5 mm Samsung Galaxy J7 Duo has greater width than Xiaomi Redmi 6A.
Depth 8.2 mm 8.3 mm Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo.
Weight 174 g 145 g Xiaomi Redmi 6A is lighter than Samsung Galaxy J7 Duo.
Body Colour Black Blue | Black | Gold | Dark grey
Waterproof (Water-resistant) - -
SAR Value 1.397 W/kg (body), 0.543 W/kg (head) 1.523 W/kg (body), 0.656 W/kg (head)
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) Micro SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Display Type OLED display LCD display
Display Technology HD Super AMOLED IPS
Screen Size (Display Size) 5.5" 5.45" Samsung Galaxy J7 Duo has larger screen size than Xiaomi Redmi 6A.
Screen Resolution (Display Resolution) 1280 x 720 pixels 1440 x 720 pixels Xiaomi Redmi 6A has better screen resolution than Samsung Galaxy J7 Duo.
Display Format HD HD+
Pixel Density - 295 ppi
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Contrast Ratio - 1000:1
Display Features - Night Display, Sunlight Display, Reading mode, Colour temperature adjustment
PROCESSOR Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Processor Type (CPU) - MediaTek Helio A22
Clock Speed 1.6 GHz 2 GHz Xiaomi Redmi 6A has higher clock speed than Samsung Galaxy J7 Duo.
Processor Core Qty 8-core Quad-core Samsung Galaxy J7 Duo has higher processor core quantity than Xiaomi Redmi 6A.
64-bit Architecture - Yes Xiaomi Redmi 6A has 64-bit architecture.
MEMORY Samsung Galaxy J7 Duo Xiaomi Redmi 6A
RAM 3 GB 2 GB Samsung Galaxy J7 Duo has more RAM than Xiaomi Redmi 6A.
Internal Memory Size (Storage Capacity) 32 GB 16 GB Samsung Galaxy J7 Duo has more internal memory than Xiaomi Redmi 6A.
User Memory 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 Duo Xiaomi Redmi 6A
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/1.9 F/2.2 Samsung Galaxy J7 Duo has better lens aperture than Samsung Galaxy J7 Duo.
Focus Adjustment Automatic Automatic
Special Effects - HDR
Camera Modes - Burst mode, low-light shots, Scene mode
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 6A has face detection.
Light Source LED flash LED light
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps
Camera Features (Functions) - Phase Detect Auto-Focus (PDAF)
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 5 Megapixel Samsung Galaxy J7 Duo has better front camera resolution than Xiaomi Redmi 6A.
Lens Aperture (Front) F/1.9 -
Special Effects (Front) - HDR
Camera Modes (Front) - Beauty mode, portrait mode
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 6A has face detection.
Camera Features (Front) - Selfie countdown, age recognition
BATTERY AND CHARGING Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Battery Capacity (Battery Size) 3000 mAh 3000 mAh Both phones have the same battery capacity.
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 Xiaomi Redmi 6A
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40
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 800 DD, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 4.2
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID AAC, PCM, Ogg Vorbis, MP3, AAC +, OPUS, AMR-WB, AMR-NB, WAVE
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 FLV, AVC, XviD, MPEG-4, H.264, M4V, HEVC, H.265, MPEG-4 SP
FEATURES Samsung Galaxy J7 Duo Xiaomi Redmi 6A
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
Security Devices Face recognition, fingerprint reader -
Additional Phone Features - Wi-Fi Miracast, AI face unlock
OTHERS Samsung Galaxy J7 Duo Xiaomi Redmi 6A
Included Accessories Power adapter USB cable, power adapter, SIM card removal tool
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