Xiaomi MI Redmi 3 vs. Xiaomi MI 8

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Redmi 3 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 MI Redmi 3 vs. Xiaomi MI 8 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Redmi 3 Xiaomi MI 8
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 139.3 mm 154.9 mm Xiaomi MI 8 has greater height than Xiaomi MI Redmi 3.
Width 69.6 mm 74.8 mm Xiaomi MI 8 has greater width than Xiaomi MI Redmi 3.
Depth 8.5 mm 7.6 mm Xiaomi MI 8 is narrower than Xiaomi MI Redmi 3.
Weight 144 g 175 g Xiaomi MI Redmi 3 is lighter than Xiaomi MI Redmi 3.
Body Colour Fashion gold Black | Blue
Body Material - Glass, 7000 Series aluminium
Waterproof (Water-resistant) - -
SAR Value - 1.662 W/kg (body), 0.701 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B 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 MI Redmi 3 Xiaomi MI 8
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 5" 6.21" Xiaomi MI 8 has larger screen size than Xiaomi MI Redmi 3.
Screen Resolution (Display Resolution) 1280 x 720 pixels 2248 x 1080 pixels Xiaomi MI 8 has better screen resolution than Xiaomi MI Redmi 3.
Display Format HD Full HD+
Pixel Density 294 ppi 402 ppi Xiaomi MI 8 has better pixel density than Xiaomi MI Redmi 3.
Aspect Ratio - 18.7:9
Max Brightness - 600 cd/m²
Contrast Ratio - 60000:1
Display Enhancement Technology - Sunlight mode
Display Features - Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut
PROCESSOR Xiaomi MI Redmi 3 Xiaomi MI 8
Processor Type (CPU) Qualcomm Snapdragon 616 Qualcomm Snapdragon 845
Clock Speed 1.5 GHz 2.8 GHz Xiaomi MI 8 has higher clock speed than Xiaomi MI Redmi 3.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Xiaomi MI 8 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 405 Qualcomm ADRENO 630
MEMORY Xiaomi MI Redmi 3 Xiaomi MI 8
RAM 1 GB LPDDR4X SDRAM - 6 GB Xiaomi MI 8 has more RAM than Xiaomi MI Redmi 3.
Internal Memory Size (Storage Capacity) 16 GB 64 GB Xiaomi MI 8 has more internal memory than Xiaomi MI Redmi 3.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB -
CAMERA Xiaomi MI Redmi 3 Xiaomi MI 8
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 12 Megapixel Xiaomi MI Redmi 3 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 MI Redmi 3.
Optical Image Stabiliser (OIS) - 4-axis OIS (Optical Image Stabilisation) Xiaomi MI 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects - HDR
HDR Mode Auto HDR mode -
Camera Modes Panorama Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify
Face Recognition (Face ID) Face detection, smile detection Face recognition Both phones have face detection.
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) 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) - 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 MI Redmi 3.
Lens Aperture (Front) F/2.2 -
Special Effects (Front) - Mirror
Camera Modes (Front) - AR Emoji, AI portrait mode
Face Recognition (Face ID) - Face recognition Xiaomi MI 8 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) - 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 MI Redmi 3 Xiaomi MI 8
Battery Capacity (Battery Size) 4100 mAh 3400 mAh Xiaomi MI Redmi 3 has larger battery capacity than Xiaomi MI 8.
Fast Charging Technology - Qualcomm Quick Charge 4.0+ Xiaomi MI 8 has fast charging technology.
Battery Technology Lithium polymer -
CELLULAR Xiaomi MI Redmi 3 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 5.1 (Lollipop) Android 8.1 Oreo
User Interface MIUI V7 MIUI 9.5
Payment Technology - Android Pay
Navigation A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI Redmi 3 Xiaomi MI 8
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, 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 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 IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.1 Bluetooth 5.0
Bluetooth Profiles A2DP -
NFC - Yes Xiaomi MI 8 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI Redmi 3 Xiaomi MI 8
Supported Digital Audio Standards - 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 - MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
FEATURES Xiaomi MI Redmi 3 Xiaomi MI 8
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro 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 MI Redmi 3 Xiaomi MI 8
Included Accessories Power adapter Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover
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