Samsung Galaxy S9+ vs. Xiaomi MI 9

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy S9+ and Xiaomi MI 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 S9+ vs. Xiaomi MI 9 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S9+ Xiaomi MI 9
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G965F -
Form Factor Touch Touch
Height 158.1 mm 157.5 mm Samsung Galaxy S9+ has greater height than Xiaomi MI 9.
Width 73.8 mm 74.67 mm Xiaomi MI 9 has greater width than Samsung Galaxy S9+.
Depth 8.5 mm 7.61 mm Xiaomi MI 9 is narrower than Samsung Galaxy S9+.
Weight 189 g 173 g Xiaomi MI 9 is lighter than Samsung Galaxy S9+.
Body Colour Lilac purple Ocean blue | Piano black
Body Material Metal frame Curved glass
Protection Dustproof, splashproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy S9+ is waterproof.
IP rating IP68 -
SAR Value 1.35 W/kg (body), 0.294 W/kg (head) 1.301 W/kg (body), 1.389 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy S9+ Xiaomi MI 9
Display Type OLED display OLED display
Display Technology Quad HD+ Super AMOLED AMOLED
Screen Size (Display Size) 6.2" 6.39" Xiaomi MI 9 has larger screen size than Samsung Galaxy S9+.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 2340 x 1080 pixels Samsung Galaxy S9+ has better screen resolution than Xiaomi MI 9.
Display Format QHD+ Full HD+
Pixel Density 529 ppi 403 ppi Samsung Galaxy S9+ has better pixel density than Xiaomi MI 9.
Aspect Ratio 18.5:9 -
Max Brightness - 600 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 60000:1
HDR Yes Yes Both phones have HDR.
HDR Technology - HDR10
Display Enhancement Technology - Sunshine mode 2.0
Display Features Always-on display, Infinity Display, Curved Dual-Edge Screen Always-on display, Reading mode, Colour temperature adjustment, night mode, Wide Colour Gamut (WCG)
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Fingerprint-resistant coating, Corning Gorilla Glass 6 (scratch resistant glass), oil protective coating
PROCESSOR Samsung Galaxy S9+ Xiaomi MI 9
Processor Type (CPU) Samsung Exynos Qualcomm Snapdragon 855
Processor Number 9810 -
Clock Speed 2.7 GHz 2.84 GHz Xiaomi MI 9 has higher clock speed than Samsung Galaxy S9+.
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) - Qualcomm ADRENO 640
MEMORY Samsung Galaxy S9+ Xiaomi MI 9
RAM LPDDR4 SDRAM - 6 GB LPDDR4X SDRAM - 6 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
User Memory 50.3 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB -
CAMERA Samsung Galaxy S9+ Xiaomi MI 9
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 48 Megapixel Xiaomi MI 9 has better camera resolution than Samsung Galaxy S9+.
Sensor Size 1/2.55" -
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Type Wide-angle lens Ultra wide-angle lens
Lens Aperture F/1.5 and f/2.4 F/1.75 Samsung Galaxy S9+ has better lens aperture than Samsung Galaxy S9+.
Pixel Size - 0.8 μm
Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) - Samsung Galaxy S9+ has optical stabilisation.
Focus Adjustment Automatic, manual Automatic
Laser Auto Focus - Yes
Optical Zoom 2x 2x Both phones have the same optical zoom.
Digital Zoom 10x 10x Both phones have the same digital zoom.
Special Effects Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers HDR
Camera Modes Panorama, Slow motion mode, Pro mode, Timer mode, HYPERLAPSE, Auto mode, low-light shots, Food mode, Super Slow-mo, AR Emoji Burst mode, Panorama, portrait mode, AI Beautify, Smart ultra-wide angle mode, Ultra nightscape mode, Photo timer, Level display, Custom watermark, Full body portrait mode, Moon mode
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
White Balance Custom, automatic -
Light Source LED flash Dual flash
Still Image Resolutions - 8000 x 6000
Video Resolutions 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, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 2560 x 1440 (QHD) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1920 x 1080 (1080p) at 960 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, Continuous Auto Focus (CAF), RAW image capture, VDIS (Video Digital Image Stabilisation), Dual Capture, High CRI LED flash, Tracking AF, 9MP still photos recording 4K video, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel Sapphire crystal lens cover, Phase Detect Auto-Focus (PDAF), Dynamic photos, video stabilisation, Contrast Auto-Focus, AI scene detection, AI studio lighting, Video Beautify, AI Triple camera, 960 fps Smart audio pairing, AI lens flare, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Group photo face correction, Portrait mode background blurring, Motion tracking, Quick motion
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) 1/3.4" -
Lens Type (2nd Camera) Telephoto lens Telephoto lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 Xiaomi MI 9 has better second camera lens aperture than Samsung Galaxy S9+.
Pixel Size (2nd Camera) - 1 μm
Camera Features (2nd Camera) - Macro photography
THIRD CAMERA
Sensor Resolution (3rd Camera) - 16 Megapixel
Lens Type (3rd Camera) - Ultra wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
Pixel Size (3rd Camera) - 1 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 20 Megapixel Xiaomi MI 9 has better front camera resolution than Samsung Galaxy S9+.
Sensor Size (Front) 1/3.6" -
Lens Aperture (Front) F/1.7 F/2.0 Samsung Galaxy S9+ has better front lens aperture than Samsung Galaxy S9+.
Pixel Size (Front) - 0.9 μm
Focus Adjustment Automatic -
Special Effects (Front) HDR, Grid Line HDR, Magic mirror
Camera Modes (Front) Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus AI portrait mode, AI Beautify, AI makeup
Face Recognition (Face ID) - Face recognition Xiaomi MI 9 has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Quick launch, Motion photo, Stamps, Smart Auto Focus, location tags, VDIS (Video Digital Image Stabilization) Self-timer, age recognition, Video Beautify, AI scene detection, AI studio lighting, Eye light, AI feature adjustment, AI lens flare
BATTERY AND CHARGING Samsung Galaxy S9+ Xiaomi MI 9
Battery Capacity (Battery Size) 3500 mAh 3300 mAh Samsung Galaxy S9+ has larger battery capacity than Xiaomi MI 9.
Fast Charging Technology - Qualcomm Quick Charge 4.0+ Xiaomi MI 9 has fast charging technology.
Wireless Charging Yes - Samsung Galaxy S9+ can be charged wirelessly.
Wireless Charging Standards WPC, PMA WPC, Qi
Talk Time 1500 minutes -
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (3G): up to 13 hrs
Talk (3G): up to 1500 min
Playback (audio): up to 54 hrs
Playback (Always On Display Off): up to 94 hrs
Playback (video): up to 18 hrs
Active online usage (Wi-Fi): up to 15 hrs
-
CELLULAR Samsung Galaxy S9+ Xiaomi MI 9
Technology TD-SCDMA / WCDMA (UMTS) / GSM CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.0 Oreo -
User Interface - MIUI 10
Intelligent Assistant Bixby Google Assistant
Payment Technology Samsung Pay Android Pay
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy S9+ Xiaomi MI 9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) -
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 12, Band 20, Band 28, Band 38, Band 39, 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 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
WLAN Security - WPA3
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy S9+ Xiaomi MI 9
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, OPUS, DFF, MID, AMR-WB, AMR-NB, Vorbis, DSD64, DSD128 WAV, AAC, AMR, MP3, FLAC, apt-X, LDAC, apt-X HD
Supported Digital Video Standards MKV, VC-1, FLV, AVC, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265, WMV7 MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, VP8, VP9
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound Qualcomm TrueWireless Stereo Plus
FEATURES Samsung Galaxy S9+ Xiaomi MI 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, gyro sensor, ultrasonic proximity sensor, linear rotation vector sensor
Security Devices Face recognition, fingerprint reader, eye scan Fingerprint reader (under display)
Additional Phone Features Multitasking, Face Unlock, Wi-Fi Miracast, Multi Window, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Samsung DeX support, Bixby Vision, Intelligent Scan Infrared remote control, MIMO technology, MU-MIMO technology, MI Turbo, GAME Turbo
OTHERS Samsung Galaxy S9+ Xiaomi MI 9
Included Accessories Power adapter, SIM card removal tool, USB Connector (USB-C), micro-USB connector, USB-C cable, headset (tuned by AKG) Protective cover, SIM card removal tool, USB-C cable, USB-C audio adapter, 18W QC3.0 charger
Compliant Standards IP68 TUV Rheinland Certified Safe Fast-Charge System
Max Depth of Water Resistance 1.5 m -
Other projects: