Samsung Galaxy Note8 DUOS vs. Xiaomi Redmi 9

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy Note8 DUOS and Xiaomi Redmi 9. 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 Note8 DUOS vs. Xiaomi Redmi 9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-N950F/DS -
Form Factor Touch Touch
Height 162.5 mm 163.32 mm Xiaomi Redmi 9 has greater height than Samsung Galaxy Note8 DUOS.
Width 74.8 mm 77.01 mm Xiaomi Redmi 9 has greater width than Samsung Galaxy Note8 DUOS.
Depth 8.6 mm 9.1 mm Samsung Galaxy Note8 DUOS is narrower than Samsung Galaxy Note8 DUOS.
Weight 195 g 198 g Samsung Galaxy Note8 DUOS is lighter than Samsung Galaxy Note8 DUOS.
Body Colour Midnight black Carbon grey
Protection Dustproof, splashproof, waterproof -
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) 1.065 W/kg (body), 0.789 W/kg (head), 2.309 W/kg (limb)
Integrated Components Heart rate sensor Ultra-linear speaker
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
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 9
Display Type OLED display -
Display Technology Quad HD+ Super AMOLED -
Screen Size (Display Size) 6.3" 6.53" Xiaomi Redmi 9 has larger screen size than Samsung Galaxy Note8 DUOS.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 2340 x 1080 pixels Samsung Galaxy Note8 DUOS has better screen resolution than Xiaomi Redmi 9.
Display Format - Full HD+
Pixel Density 521 ppi 394 ppi Samsung Galaxy Note8 DUOS has better pixel density than Xiaomi Redmi 9.
Aspect Ratio - 19.5:9
Max Brightness - 400 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
Display Enhancement Technology - Sunlight mode
Display Features Always-on display Colour temperature adjustment, Dot Drop display, Reading mode 2.0
Display Protection (Screen Protector) - Corning Gorilla Glass 3 (scratch resistant glass)
PROCESSOR Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
Processor Type (CPU) Samsung Exynos MediaTek Helio G80
Processor Number 8895 -
Clock Speed 2.3 GHz 2 GHz Samsung Galaxy Note8 DUOS has higher clock speed than Xiaomi Redmi 9.
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 Mali-G52 MC2
MEMORY Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
RAM LPDDR4 SDRAM - 6 GB LPDDR4X SDRAM - 4 GB Samsung Galaxy Note8 DUOS has more RAM than Xiaomi Redmi 9.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
User Memory 51.2 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 13 Megapixel Xiaomi Redmi 9 has better camera resolution than Samsung Galaxy Note8 DUOS.
Sensor Size 1/2.55" -
Lens Type Wide-angle lens 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 -
Field of View (FoV) - 75.2 degree(s)
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, Kaleidoscope
Camera Modes Panorama, Slow motion mode, Pro mode, Timer mode, Virtual Shot, HYPERLAPSE, Food mode Portrait mode
Face Recognition (Face ID) Face detection - Samsung Galaxy Note8 DUOS has face detection.
White Balance Custom, automatic -
Light Source LED light 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) -
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 8 Megapixel Samsung Galaxy Note8 DUOS has better second camera resolution than Xiaomi Redmi 9.
Lens Type (2nd Camera) Telephoto lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 Xiaomi Redmi 9 has better second camera lens aperture than Samsung Galaxy Note8 DUOS.
Field of View (2nd Camera) - 118 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) 1/3.6" -
Sensor Type (Front) CMOS -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/1.7 F/2.0 Samsung Galaxy Note8 DUOS has better front lens aperture than Samsung Galaxy Note8 DUOS.
Field of View (Front) - 77.8 degree(s)
Focus Adjustment Automatic Focus free
Special Effects (Front) - HDR
Camera Modes (Front) Wide selfie mode Portrait mode
Light Source (Front) - Display flash
Camera Features (Front) Optical Image Stabilisation (OIS) Self-timer, Palm shutter
BATTERY AND CHARGING Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
Battery Capacity (Battery Size) 3300 mAh 5020 mAh Xiaomi Redmi 9 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 1860 minutes Xiaomi Redmi 9 has longer battery life when making calls than Samsung Galaxy Note8 DUOS.
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
Talk: up to 1860 min
Continuous navigation: up to 19 hrs
Playback (video): up to 19 hrs
Playback (Music): up to 185 hrs
CELLULAR Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
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 -
Intelligent Assistant Bixby -
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
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 -
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 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 28, Band 38, Band 40, Band 41
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, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0
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 9
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, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, H.264, ASP, MP4
Sound Enhancements Acoustic Overload Point -
FEATURES Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
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, digital compass, distance sensor, infrared (IR) sensor
Security Devices Fingerprint reader, eye scan Face recognition, fingerprint reader
Additional Phone Features Face Unlock, Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX Fast Charging, AI face unlock
OTHERS Samsung Galaxy Note8 DUOS Xiaomi Redmi 9
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 SIM card removal tool, USB-C cable, TPU case, 10W charger
Compliant Standards IP68, HAC (Hearing Aid Compatible) -
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