Xiaomi MI A1 vs. Samsung Galaxy S9

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI A1 and Samsung Galaxy S9. 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

Xiaomi MI A1 vs. Samsung Galaxy S9 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A1 Samsung Galaxy S9
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-G960W
Form Factor Touch Touch
Height 155.4 mm 147.7 mm Xiaomi MI A1 has greater height than Samsung Galaxy S9.
Width 75.8 mm 68.7 mm Xiaomi MI A1 has greater width than Samsung Galaxy S9.
Depth 7.3 mm 8.5 mm Xiaomi MI A1 is narrower than Xiaomi MI A1.
Weight 165 g 163 g Samsung Galaxy S9 is lighter than Xiaomi MI A1.
Body Colour Black Titanium grey | Lilac purple | Midnight black | Coral blue
Body Material Metal Metal frame
Protection - Dustproof, splashproof, waterproof
Waterproof (Water-resistant) - Yes Samsung Galaxy S9 is waterproof.
IP rating - IP68
SAR Value 0.76 W/kg (body), 1.75 W/kg (head) 1.08 W/kg (body), 0.63 W/kg (head)
Integrated Components FM radio Heart rate sensor
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 Single-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi MI A1 Samsung Galaxy S9
Display Type LCD display OLED display
Display Technology LTPS IPS Quad HD+ Super AMOLED
Screen Size (Display Size) 5.5" 5.8" Samsung Galaxy S9 has larger screen size than Xiaomi MI A1.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2960 x 1440 pixels Samsung Galaxy S9 has better screen resolution than Xiaomi MI A1.
Display Format Full HD QHD+
Pixel Density 403 ppi 570 ppi Samsung Galaxy S9 has better pixel density than Xiaomi MI A1.
Aspect Ratio - 18.5:9
Max Brightness 450 cd/m² -
Colour Depth - 16.7 million colours
HDR - Yes Samsung Galaxy S9 has HDR.
Display Features 2.5D curved glass Always-on display, Edge Screen, Infinity Display
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi MI A1 Samsung Galaxy S9
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 845
Processor Number - MSM8998
Clock Speed 2 GHz 2.8 GHz Samsung Galaxy S9 has higher clock speed than Xiaomi MI A1.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Samsung Galaxy S9 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 506 Qualcomm ADRENO 630
MEMORY Xiaomi MI A1 Samsung Galaxy S9
RAM 4 GB LPDDR4 SDRAM - 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Samsung Galaxy S9 has more internal memory than Xiaomi MI A1.
User Memory - 48.8 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 400 GB
CAMERA Xiaomi MI A1 Samsung Galaxy S9
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/2.2 F/1.5 & f/2.4 Samsung Galaxy S9 has better lens aperture than Xiaomi MI A1.
Lens Construction 5-element -
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy S9 has optical stabilisation.
Focus Adjustment Automatic Automatic, manual
Optical Zoom 2x -
Digital Zoom 10x 8x Xiaomi MI A1 has better digital zoom than Samsung Galaxy S9.
Self-Timer Delay - Yes
Special Effects HDR, Beautify 3.0 Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers
Camera Modes Panorama, Continuous shot, low-light shots Panorama, Pro mode, Timer mode, HYPERLAPSE, Auto mode, low-light shots, Food mode, Super Slow-mo, AR Emoji
Face Recognition (Face ID) Face recognition Face detection Both phones have face detection.
White Balance - Custom, automatic
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps 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
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), geotagging, Two-tone flash Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Motion photo, Exposure, Shutter speed, geotagging, Continuous Auto Focus (CAF), RAW image capture, VDIS (Video Digital Image Stabilisation), High CRI LED flash, Tracking AF, Stamps, location tags, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Lens Type (2nd Camera) Telephoto lens -
Lens Aperture (2nd Camera) F/2.6 -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel Samsung Galaxy S9 has better front camera resolution than Xiaomi MI A1.
Sensor Size (Front) - 1/3.6"
Sensor Type (Front) - CMOS
Lens Aperture (Front) - F/1.7
Focus Adjustment - Automatic
Special Effects (Front) - HDR, Grid Line
Camera Modes (Front) Beautify with 36 smart beauty profiles Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus
Face Recognition (Face ID) Face recognition - Xiaomi MI A1 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) Self-timer Quick launch, Motion photo, Stamps, location tags, VDIS (Video Digital Image Stabilization)
BATTERY AND CHARGING Xiaomi MI A1 Samsung Galaxy S9
Battery Capacity (Battery Size) 3080 mAh 3000 mAh Xiaomi MI A1 has larger battery capacity than Samsung Galaxy S9.
Wireless Charging - Yes Samsung Galaxy S9 can be charged wirelessly.
Wireless Charging Standards - WPC, PMA
Standby Time - 326 hours
Talk Time - 1860 minutes
Run Time Details - Talk (3G): up to 1860 min
Active online usage (Wi-Fi): up to 14 hrs
Active online usage (3G): up to 12 hrs
Active online usage (LTE): up to 14 hrs
Playback (audio (Always On Display Off)): up to 90 hrs
Playback (audio (Always On Display On)): up to 51 hrs
Playback (video): up to 17 hrs
Standby (AOD off): up to 326 hrs
Standby (AOD on): up to 82 hrs
Battery Technology Lithium Ion -
CELLULAR Xiaomi MI A1 Samsung Galaxy S9
Technology WCDMA (UMTS) / GSM TD-SCDMA / WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android Android 8.0 Oreo
Intelligent Assistant Google Assistant Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI A1 Samsung Galaxy S9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi
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 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 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 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 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 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3
Wireless Interface Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+/ANT
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles HID HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP
NFC - Yes Samsung Galaxy S9 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI A1 Samsung Galaxy S9
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB 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
Supported Digital Video Standards MKV, XviD, MPEG-4, M4V 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
Sound Enhancements Dirac HD Sound Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound
FEATURES Xiaomi MI A1 Samsung Galaxy S9
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, ambient light sensor, proximity sensor, gyro sensor, hall sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader, eye scan
Additional Phone Features Noise suppression by Fortemedia 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
OTHERS Xiaomi MI A1 Samsung Galaxy S9
Included Accessories Power adapter Power adapter, SIM card removal tool, USB Connector (USB-C), micro-USB connector, USB-C cable, headset (tuned by AKG)
Compliant Standards - IP68
Max Depth of Water Resistance - 1.5 m
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