Xiaomi Redmi Note 4x vs. Samsung Galaxy M31s

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi Redmi Note 4x and Samsung Galaxy M31s. 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 Redmi Note 4x vs. Samsung Galaxy M31s Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 4x Samsung Galaxy M31s
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-M317F/DSN
Form Factor Touch Touch
Height 151 mm 159.3 mm Samsung Galaxy M31s has greater height than Xiaomi Redmi Note 4x.
Width 76 mm 74.4 mm Xiaomi Redmi Note 4x has greater width than Samsung Galaxy M31s.
Depth 8.45 mm 9.3 mm Xiaomi Redmi Note 4x is narrower than Xiaomi Redmi Note 4x.
Weight 165 g 203 g Xiaomi Redmi Note 4x is lighter than Xiaomi Redmi Note 4x.
Body Colour Platinum silver grey Black
Body Material Metal -
Waterproof (Water-resistant) - -
SAR Value 0.674 W/kg (body), 0.724 W/kg (head) 1.365 W/kg (body), 0.756 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM, nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Micro SIM + nano SIM/microSD -
DISPLAY Xiaomi Redmi Note 4x Samsung Galaxy M31s
Display Type - OLED display
Display Technology - Super AMOLED
Screen Size (Display Size) 5.5" 6.5" Samsung Galaxy M31s has larger screen size than Xiaomi Redmi Note 4x.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy M31s has better screen resolution than Xiaomi Redmi Note 4x.
Display Format Full HD Full HD+
Pixel Density 403 ppi -
Max Brightness 450 cd/m² -
Colour Depth - 16.7 million colours
Contrast Ratio 1000:1 -
Display Features 2.5D Glass, Eye protection mode, Colour temperature adjustment Night mode, Edge-to-Edge screen, Infinity O display
PROCESSOR Xiaomi Redmi Note 4x Samsung Galaxy M31s
Processor Type (CPU) Qualcomm Snapdragon 625 -
Clock Speed 2 GHz 2.3 GHz Samsung Galaxy M31s has higher clock speed than Xiaomi Redmi Note 4x.
Processor Core Qty - 8-core
Graphics System (GPU) Qualcomm ADRENO 506 -
MEMORY Xiaomi Redmi Note 4x Samsung Galaxy M31s
RAM 3 GB 6 GB Samsung Galaxy M31s has more RAM than Xiaomi Redmi Note 4x.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy M31s has more internal memory than Xiaomi Redmi Note 4x.
User Memory - 106.5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSD, microSDXC - up to 512 GB
CAMERA Xiaomi Redmi Note 4x Samsung Galaxy M31s
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 64 Megapixel Samsung Galaxy M31s has better camera resolution than Xiaomi Redmi Note 4x.
Lens Aperture F/2.0 F/1.8 Samsung Galaxy M31s has better lens aperture than Xiaomi Redmi Note 4x.
Lens Construction 5-element -
Field of View (FoV) - 81 degree(s)
Focus Adjustment Automatic Automatic
Digital Zoom - 10x
Special Effects HDR -
Camera Modes Burst mode, Panorama, low-light shots Slow motion video, Bokeh Mode, Live Focus mode
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 4x has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p), 1280 x 720 (720p), Slo-mo video 1280 x 720 (720p) 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, Slo-mo video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) Background blur
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Depth camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 5 Megapixel
Lens Aperture (4th Camera) - F/2.4
Camera Functions (4th Camera) - Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 32 Megapixel Samsung Galaxy M31s has better front camera resolution than Xiaomi Redmi Note 4x.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 Xiaomi Redmi Note 4x has better front lens aperture than Xiaomi Redmi Note 4x.
Focus Adjustment - Focus free
Camera Modes (Front) Real time beauty mode, Beautify with 36 smart beauty profiles -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 4x has face detection.
Camera Features (Front) Selfie countdown Live Focus
BATTERY AND CHARGING Xiaomi Redmi Note 4x Samsung Galaxy M31s
Battery Capacity (Battery Size) 4100 mAh 6000 mAh Samsung Galaxy M31s has larger battery capacity than Xiaomi Redmi Note 4x.
Fast Charging Technology - Samsung Super Fast Charging Samsung Galaxy M31s has fast charging technology.
Standby Time 264 hours -
Talk Time 3060 minutes 3060 minutes Both phones have the same battery life when making calls.
Run Time Details Talk (2G): up to 3060 min
Playback (video): up to 18 hrs
Gaming: up to 15 hrs
Standby (4G): up to 264 hrs
Playback (audio): up to 162 hrs
Reading: up to 22 hrs
Active online usage (LTE): up to 22 hrs
Active online usage (Wi-Fi): up to 22 hrs
Playback (video): up to 27 hrs
Playback (audio): up to 125 hrs
Talk (4G): up to 3060 min
CELLULAR Xiaomi Redmi Note 4x Samsung Galaxy M31s
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
User Interface MIUI 8 One UI
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi Note 4x Samsung Galaxy M31s
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band - 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 5, Band 7, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Bluetooth Profiles HID -
NFC - Yes Samsung Galaxy M31s has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi Note 4x Samsung Galaxy M31s
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES Xiaomi Redmi Note 4x Samsung Galaxy M31s
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, gyro sensor, hall sensor, distance sensor Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features Infrared remote control Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Light Sensing
OTHERS Xiaomi Redmi Note 4x Samsung Galaxy M31s
Included Accessories USB cable, power adapter, SIM card removal tool Power adapter
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