Xiaomi Redmi Note 4x vs. Xiaomi MI 8

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi Note 4x and Xiaomi MI 8. 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

Xiaomi Redmi Note 4x vs. Xiaomi MI 8 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 4x Xiaomi MI 8
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 151 mm 154.9 mm Xiaomi MI 8 has greater height than Xiaomi Redmi Note 4x.
Width 76 mm 74.8 mm Xiaomi Redmi Note 4x has greater width than Xiaomi MI 8.
Depth 8.45 mm 7.6 mm Xiaomi MI 8 is narrower than Xiaomi Redmi Note 4x.
Weight 165 g 175 g Xiaomi Redmi Note 4x is lighter than Xiaomi Redmi Note 4x.
Body Colour Platinum silver grey Black | Blue
Body Material Metal Glass, 7000 Series aluminium
Waterproof (Water-resistant) - -
SAR Value 0.674 W/kg (body), 0.724 W/kg (head) 1.662 W/kg (body), 0.701 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
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 Xiaomi MI 8
Display Type - OLED display
Display Technology - AMOLED
Screen Size (Display Size) 5.5" 6.21" Xiaomi MI 8 has larger screen size than Xiaomi Redmi Note 4x.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2248 x 1080 pixels Xiaomi MI 8 has better screen resolution than Xiaomi Redmi Note 4x.
Display Format Full HD Full HD+
Pixel Density 403 ppi 402 ppi Xiaomi Redmi Note 4x has better pixel density than Xiaomi MI 8.
Aspect Ratio - 18.7:9
Max Brightness 450 cd/m² 600 cd/m² Xiaomi MI 8 has better display brightness than Xiaomi Redmi Note 4x.
Contrast Ratio 1000:1 60000:1 Xiaomi MI 8 has better display contrast ratio than Xiaomi Redmi Note 4x.
Display Enhancement Technology - Sunlight mode
Display Features 2.5D Glass, Eye protection mode, Colour temperature adjustment Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut
PROCESSOR Xiaomi Redmi Note 4x Xiaomi MI 8
Processor Type (CPU) Qualcomm Snapdragon 625 Qualcomm Snapdragon 845
Clock Speed 2 GHz 2.8 GHz Xiaomi MI 8 has higher clock speed than Xiaomi Redmi Note 4x.
Processor Core Qty - 8-core
64-bit Architecture - Yes Xiaomi MI 8 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 506 Qualcomm ADRENO 630
MEMORY Xiaomi Redmi Note 4x Xiaomi MI 8
RAM 3 GB LPDDR4X SDRAM - 6 GB Xiaomi MI 8 has more RAM than Xiaomi Redmi Note 4x.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi MI 8 has more internal memory than Xiaomi Redmi Note 4x.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB -
CAMERA Xiaomi Redmi Note 4x Xiaomi MI 8
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 12 Megapixel Xiaomi Redmi Note 4x has better camera resolution than Xiaomi MI 8.
Sensor Name - Sony Exmor RS IMX363 sensor
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/1.8 Xiaomi MI 8 has better lens aperture than Xiaomi Redmi Note 4x.
Lens Construction 5-element -
Optical Image Stabiliser (OIS) - 4-axis OIS (Optical Image Stabilisation) Xiaomi MI 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects HDR HDR
Camera Modes Burst mode, Panorama, low-light shots Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify
Face Recognition (Face ID) Face recognition Face recognition Both phones have 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 1920 x 1080 (1080p) at 30 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, Slo-mo video 1920 x 1080 (1080p) at 240 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI Beautify, AI dynamic bokeh, AI studio lighting, AI short video editing, AI high-res photos
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Telephoto lens
Lens Aperture (2nd Camera) - F/2.4
Camera Features (2nd Camera) - Portrait lens
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 5 Megapixel 20 Megapixel Xiaomi MI 8 has better front camera resolution than Xiaomi Redmi Note 4x.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 -
Special Effects (Front) - Mirror
Camera Modes (Front) Real time beauty mode, Beautify with 36 smart beauty profiles AR Emoji, AI portrait mode
Face Recognition (Face ID) Face recognition Face recognition Both phones have face detection.
Camera Features (Front) Selfie countdown Self-timer, AI detection of 10 different scenes, 3D Beautify
SECOND FRONT CAMERA
Camera Features (2nd Front) - Flood Illuminator, Dot Projector
BATTERY AND CHARGING Xiaomi Redmi Note 4x Xiaomi MI 8
Battery Capacity (Battery Size) 4100 mAh 3400 mAh Xiaomi Redmi Note 4x has larger battery capacity than Xiaomi MI 8.
Fast Charging Technology - Qualcomm Quick Charge 4.0+ Xiaomi MI 8 has fast charging technology.
Standby Time 264 hours -
Talk Time 3060 minutes -
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
-
CELLULAR Xiaomi Redmi Note 4x Xiaomi MI 8
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - Android 8.1 Oreo
User Interface MIUI 8 MIUI 9.5
Payment Technology - Android Pay
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi Redmi Note 4x Xiaomi MI 8
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X
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 34, Band 38, Band 39, Band 40, Band 41
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, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500
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 Xiaomi MI 8 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi Redmi Note 4x Xiaomi MI 8
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD
Supported Digital Video Standards VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
FEATURES Xiaomi Redmi Note 4x Xiaomi MI 8
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, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor
Security Devices - Face recognition, fingerprint reader
Security Technology - IR face unlock
Additional Phone Features Infrared remote control Face Unlock, MU-MIMO technology
OTHERS Xiaomi Redmi Note 4x Xiaomi MI 8
Included Accessories USB cable, power adapter, SIM card removal tool Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover
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