Samsung Galaxy Note8 DUOS vs. Xiaomi Redmi 7A

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy Note8 DUOS and Xiaomi Redmi 7A. 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

Samsung Galaxy Note8 DUOS vs. Xiaomi Redmi 7A Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Product Type Smartphone Smartphone
Manufacturer Model Number SM-N950F/DS -
Form Factor Touch Touch
Height 162.5 mm 146.3 mm Samsung Galaxy Note8 DUOS has greater height than Xiaomi Redmi 7A.
Width 74.8 mm 70.41 mm Samsung Galaxy Note8 DUOS has greater width than Xiaomi Redmi 7A.
Depth 8.6 mm 9.55 mm Samsung Galaxy Note8 DUOS is narrower than Samsung Galaxy Note8 DUOS.
Weight 195 g 165 g Xiaomi Redmi 7A is lighter than Samsung Galaxy Note8 DUOS.
Body Colour Midnight black Matte black
Protection Dustproof, splashproof, waterproof Splashproof
Waterproof (Water-resistant) Yes - Samsung Galaxy Note8 DUOS is waterproof.
IP rating IP68 -
SAR Value 1.29 W/kg (body), 0.173 W/kg (head) 1.166 W/kg (body), 0.557 W/kg (head), 2.88 W/kg (limb)
Integrated Components Heart rate sensor FM radio
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Display Type OLED display LCD display
Display Technology Quad HD+ Super AMOLED -
Screen Size (Display Size) 6.3" 5.45" Samsung Galaxy Note8 DUOS has larger screen size than Xiaomi Redmi 7A.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 1440 x 720 pixels Samsung Galaxy Note8 DUOS has better screen resolution than Xiaomi Redmi 7A.
Display Format - HD+
Pixel Density 521 ppi 295 ppi Samsung Galaxy Note8 DUOS has better pixel density than Xiaomi Redmi 7A.
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Contrast Ratio - 1000:1
Display Enhancement Technology - Sunlight mode
Display Features Always-on display Reading mode, Colour temperature adjustment, night mode
PROCESSOR Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Processor Type (CPU) Samsung Exynos Qualcomm Snapdragon 439
Processor Number 8895 -
Clock Speed 2.3 GHz 2 GHz Samsung Galaxy Note8 DUOS has higher clock speed than Xiaomi Redmi 7A.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Mali-G71 MP20 Qualcomm ADRENO 505
MEMORY Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
RAM LPDDR4 SDRAM - 6 GB 2 GB Samsung Galaxy Note8 DUOS has more RAM than Xiaomi Redmi 7A.
Internal Memory Size (Storage Capacity) 64 GB 16 GB Samsung Galaxy Note8 DUOS has more internal memory than Xiaomi Redmi 7A.
User Memory 51.2 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 256 GB
CAMERA Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2.55" -
Lens Type Wide-angle lens -
Lens Aperture F/1.7 F/2.2 Samsung Galaxy Note8 DUOS has better lens aperture than Samsung Galaxy Note8 DUOS.
Lens Construction 6-element -
Pixel Size - 1.25 μm
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Samsung Galaxy Note8 DUOS has optical stabilisation.
Focus Adjustment Automatic, manual Automatic
Optical Zoom 2x -
Digital Zoom 10x -
Self-Timer Delay Yes -
Special Effects Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers HDR
HDR Mode - Auto HDR mode
Camera Modes Panorama, Slow motion mode, Pro mode, Timer mode, Virtual Shot, HYPERLAPSE, Food mode AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
White Balance Custom, automatic -
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, RAW image capture, VDIS (Video Digital Image Stabilisation) Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Lens Type (2nd Camera) Telephoto lens -
Lens Aperture (2nd Camera) F/2.4 -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 5 Megapixel Samsung Galaxy Note8 DUOS has better front camera resolution than Xiaomi Redmi 7A.
Sensor Size (Front) 1/3.6" -
Sensor Type (Front) CMOS -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/1.7 -
Focus Adjustment Automatic -
Special Effects (Front) - HDR
Camera Modes (Front) Wide selfie mode AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 7A has face detection.
Light Source (Front) - Display flash
Camera Features (Front) Optical Image Stabilisation (OIS) Selfie countdown
BATTERY AND CHARGING Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Battery Capacity (Battery Size) 3300 mAh 4000 mAh Xiaomi Redmi 7A has larger battery capacity than Samsung Galaxy Note8 DUOS.
Wireless Charging Yes - Samsung Galaxy Note8 DUOS can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Talk Time 1320 minutes -
Run Time Details Talk (3G): up to 1320 min
Active online usage (3G): up to 12 hrs
Active online usage (4G): up to 13 hrs
Active online usage (Wi-Fi): up to 14 hrs
Playback (audio (Always On Display On)): up to 47 hrs
Playback (audio (Always On Display Off)): up to 74 hrs
Playback (video): up to 16 hrs
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CELLULAR Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Technology TD-SCDMA / WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.1.1 Nougat Android 9.0 Pie
User Interface - MIUI 9
Intelligent Assistant Bixby -
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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, 1900 GSM, 2100 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 850, 900
4G LTE Band 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 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 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 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 LE Bluetooth 4.2
NFC Yes - Samsung Galaxy Note8 DUOS has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Supported Digital Audio Standards WAV, WMA, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, apt-X, DSF, DSD, MXMF, IMY, RTTTL, RTX, OTA, DFF, MID AAC, PCM, AMR, MP3, FLAC, AAC +, MP4, AMR-WB, AMR-NB, WAVE
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 FLV, H.263, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP)
Sound Enhancements Acoustic Overload Point -
FEATURES Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
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, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass
Security Devices Fingerprint reader, eye scan Face recognition
Security Technology - A.I. face recognition
Additional Phone Features Face Unlock, Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX AI face unlock
OTHERS Samsung Galaxy Note8 DUOS Xiaomi Redmi 7A
Included Accessories Power adapter, tweezer, SIM card removal tool, USB Connector (USB-C), micro-USB connector, AKG headphones, USB-C cable, S Pen, Pen nibs USB cable, power adapter, SIM card removal tool
Compliant Standards IP68, HAC (Hearing Aid Compatible) TÜV Rheinland Certified Eye-Care
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