Samsung Galaxy S8 vs. Xiaomi Redmi 9A

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S8 and Xiaomi Redmi 9A. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy S8 vs. Xiaomi Redmi 9A Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S8 Xiaomi Redmi 9A
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G950FD -
Form Factor Touch Touch
Height 148.9 mm 164.9 mm Xiaomi Redmi 9A has greater height than Samsung Galaxy S8.
Width 68.1 mm 77.07 mm Xiaomi Redmi 9A has greater width than Samsung Galaxy S8.
Depth 8 mm 9 mm Samsung Galaxy S8 is narrower than Samsung Galaxy S8.
Weight 155 g 196 g Samsung Galaxy S8 is lighter than Samsung Galaxy S8.
Body Colour Gold maple | Midnight black Sky blue | Granite grey
Protection Dustproof, splashproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy S8 is waterproof.
IP rating IP68 -
SAR Value 1.55 W/kg (simultaneous), 0.75 W/kg (body), 0.44 W/kg (head) 0.398 W/kg (head), 1.186 W/kg (body), 2.526 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 - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy S8 Xiaomi Redmi 9A
Display Type OLED display -
Display Technology Quad HD+ Super AMOLED -
Screen Size (Display Size) 5.8" 6.53" Xiaomi Redmi 9A has larger screen size than Samsung Galaxy S8.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 1600 x 720 pixels Samsung Galaxy S8 has better screen resolution than Xiaomi Redmi 9A.
Display Format - HD+
Pixel Density 570 ppi -
Aspect Ratio - 20:9
Max Brightness - 400 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
Display Enhancement Technology - Blue light filter, Sunlight mode
Display Features Always-on display Reading mode, Colour temperature adjustment, Dot Drop display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Samsung Galaxy S8 Xiaomi Redmi 9A
Processor Type (CPU) Samsung Exynos MediaTek Helio G25
Processor Number 8895 -
Clock Speed 2.3 GHz 2 GHz Samsung Galaxy S8 has higher clock speed than Xiaomi Redmi 9A.
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 PowerVR GE8320
MEMORY Samsung Galaxy S8 Xiaomi Redmi 9A
RAM LPDDR4 SDRAM - 4 GB LPDDR4X SDRAM - 2 GB Samsung Galaxy S8 has more RAM than Xiaomi Redmi 9A.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Samsung Galaxy S8 has more internal memory than Xiaomi Redmi 9A.
User Memory 52.3 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA Samsung Galaxy S8 Xiaomi Redmi 9A
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 12 Megapixel 13 Megapixel Xiaomi Redmi 9A has better camera resolution than Samsung Galaxy S8.
Sensor Size 1/2.55" -
Lens Aperture F/1.7 -
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Samsung Galaxy S8 has optical stabilisation.
Focus Adjustment Automatic, manual Automatic
Digital Zoom 8x -
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 AI portrait mode, AI Beautify 5.0
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
White Balance Custom, automatic -
Light Source Dual LED flash Single tone 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, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Selective Focus, Quick Launch, Playback zoom, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, RAW image capture, VDIS (Video Digital Image Stabilisation) Phase Detect Auto-Focus (PDAF), AI scene detection
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 5 Megapixel Samsung Galaxy S8 has better front camera resolution than Xiaomi Redmi 9A.
Sensor Size (Front) 1/3.6" -
Sensor Type (Front) CMOS -
Lens Aperture (Front) F/1.7 F/2.2 Samsung Galaxy S8 has better front lens aperture than Samsung Galaxy S8.
Pixel Size (Front) - 1.12 μm
Focus Adjustment Automatic -
Special Effects (Front) - HDR
Camera Modes (Front) Slow motion video, Virtual Shot AI portrait mode, Portrait, AI Beautify 5.0
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 9A has face detection.
Light Source (Front) - Display flash
Camera Features (Front) - Self-timer, Palm shutter
BATTERY AND CHARGING Samsung Galaxy S8 Xiaomi Redmi 9A
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Xiaomi Redmi 9A has larger battery capacity than Samsung Galaxy S8.
Wireless Charging Yes - Samsung Galaxy S8 can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Standby Time 81.12 hours 816 hours Xiaomi Redmi 9A has longer standby time than Samsung Galaxy S8.
Talk Time 1200 minutes 2280 minutes Xiaomi Redmi 9A has longer battery life when making calls than Samsung Galaxy S8.
Run Time Details Talk (WCDMA): up to 1200 min
Active online usage (Wi-Fi): up to 14 hrs
Active online usage (3G): up to 11 hrs
Active online usage (LTE): up to 12 hrs
Playback (audio (Always On Display Off)): up to 67 hrs
Playback (audio (Always On Display On)): up to 44 hrs
Playback (video): up to 16 hrs
Standby: up to 816 hrs
Playback (audio): up to 168 hrs
Talk: up to 2280 min
Playback (video): up to 19 hrs
Gaming: up to 14 hrs
CELLULAR Samsung Galaxy S8 Xiaomi Redmi 9A
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 7.0 Nougat -
Intelligent Assistant Bixby -
Payment Technology Samsung Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy S8 Xiaomi Redmi 9A
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE 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 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
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP -
NFC Yes - Samsung Galaxy S8 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy S8 Xiaomi Redmi 9A
Supported Digital Audio Standards WAV, WMA, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, apt-X, DSF, DSD, MXMF, OGA, AWB, 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, MPEG4-ASP, MPEG-4 SP, H.264 BP, H.264 MP, H.264 HP
Sound Enhancements - 0.64cc Sound Chamber
FEATURES Samsung Galaxy S8 Xiaomi Redmi 9A
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, distance sensor
Security Devices Fingerprint reader, eye scan Face recognition
Additional Phone Features Face Unlock, Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX AI face unlock, HyperEngine technology
OTHERS Samsung Galaxy S8 Xiaomi Redmi 9A
Included Accessories Stereo headset, USB cable, power adapter, SIM card removal tool, micro-USB connector, 2 pair ear plugs, USB-C to Micro-USB Adapter USB cable, SIM card removal tool, 10W charger
Compliant Standards IP68 -
Max Depth of Water Resistance 1.5 m -
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