In depth comparison and review of Xiaomi MI 4i and Xiaomi Redmi Note 8 Pro. 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.
| DESIGN AND DIMENSIONS | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 138.1 mm | 161.35 mm | Xiaomi Redmi Note 8 Pro has greater height than Xiaomi MI 4i. |
| Width | 69.6 mm | 76.4 mm | Xiaomi Redmi Note 8 Pro has greater width than Xiaomi MI 4i. |
| Depth | 7.8 mm | 8.79 mm | Xiaomi MI 4i is narrower than Xiaomi MI 4i. |
| Weight | 130 g | 199.8 g | Xiaomi MI 4i is lighter than Xiaomi MI 4i. |
| Body Colour | Black | Dark grey | White | Pearl white | Forest green | Mineral grey | |
| Body Material | - | Curved 3D glass, Gorilla glass 5 | |
| Protection | - | Dustproof, splashproof | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.29 W/kg | 1.466 W/kg (body), 0.997 W/kg (head), 3.102 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| 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 | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5" | 6.53" | Xiaomi Redmi Note 8 Pro has larger screen size than Xiaomi MI 4i. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2340 x 1080 pixels | Xiaomi Redmi Note 8 Pro has better screen resolution than Xiaomi MI 4i. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 441 ppi | - | |
| Max Brightness | - | 500 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| HDR | - | Yes | Xiaomi Redmi Note 8 Pro has HDR. |
| Display Enhancement Technology | - | Sunshine mode | |
| Display Features | - | Reading mode, Colour temperature adjustment, night mode, Dot Drop display, 256 ranks adjustable Reading mode | |
| Display Protection (Screen Protector) | Corning Concore Glass | Corning Gorilla Glass 5 (scratch resistant glass), fingerprint-resistant coating, oil protective coating |
| PROCESSOR | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | MediaTek Helio G90T | |
|---|---|---|---|
| Clock Speed | 1.7 GHz | 2.05 GHz | Xiaomi Redmi Note 8 Pro has higher clock speed than Xiaomi MI 4i. |
| 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) | Qualcomm ADRENO 405 | ARM Mali-G76 MC4 |
| MEMORY | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 6 GB | Xiaomi Redmi Note 8 Pro has more RAM than Xiaomi MI 4i. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Xiaomi Redmi Note 8 Pro has more internal memory than Xiaomi MI 4i. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 64 Megapixel | Xiaomi Redmi Note 8 Pro has better camera resolution than Xiaomi MI 4i. |
| Sensor Size | - | 1/1.7" | |
| Sensor Type | - | CMOS | |
| Lens Aperture | F/2.0 | F/1.89 | Xiaomi Redmi Note 8 Pro has better lens aperture than Xiaomi MI 4i. |
| Lens Construction | 5-element | - | |
| Field of View (FoV) | - | 79 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 10x | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, manual mode | Burst mode, Panorama, Time-lapse mode, Pro mode, 3D Portrait Lighting, AI Beautify, Smart ultra-wide angle mode, Ultra nightscape mode, Level display, Custom watermark, AI Skyscaping | |
| Face Recognition (Face ID) | Face detection, smile detection | Face detection | Both phones have face detection. |
| Light Source | Dual LED flash | Single tone LED flash | |
| Still Image Resolutions | - | 9248 x 6936 | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) 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 960 fps | |
| Camera Features (Functions) | - | Contrast Auto-Focus, 4-in-1 Super Pixel, AI scene detection, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, AI Quad camera, Tilt-shift |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 120 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Ultra-macro lens | |
| Pixel Size (3rd Camera) | - | 1.75 μm |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 20 Megapixel | Xiaomi Redmi Note 8 Pro has better front camera resolution than Xiaomi MI 4i. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/1.8 | F/2.0 | Xiaomi MI 4i has better front lens aperture than Xiaomi MI 4i. |
| Lens Element Qty (Front) | 5-element | - | |
| Pixel Size (Front) | - | 0.9 μm | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Panoramic selfies, AI portrait mode, AI Beautify | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 8 Pro has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | AI scene detection, AI studio lighting, Palm shutter, AI silhouette detection, camera display brightness correction |
| BATTERY AND CHARGING | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Battery Capacity (Battery Size) | 3120 mAh | 4500 mAh | Xiaomi Redmi Note 8 Pro has larger battery capacity than Xiaomi MI 4i. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 2 hour(s) | |
| Talk Time | 2100 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 2100 min | Gaming: up to 10 hrs | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| 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 5.0.2 (Lollipop) | - | |
| User Interface | MIUI V6 | MIUI 10 | |
| Payment Technology | - | Google Pay | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
| 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 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 20, Band 28, Band 38, Band 40 | |
| 4G LTE Frequency | 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 800 DD, FDD 700 APT, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP, HID | - | |
| NFC | - | Yes | Xiaomi Redmi Note 8 Pro has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+ | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4, M4V | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, DivX, H.264 | MKV, XviD | |
| Audio Amplifier | - | Smart PA |
| FEATURES | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| 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, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, distance sensor, vibration sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | MIMO technology, Active noise-cancellation | Infrared remote control, LiquidCool Technology, MI Turbo, GAME Turbo 2.0 |
| OTHERS | Xiaomi MI 4i | Xiaomi Redmi Note 8 Pro |
|---|
| Included Accessories | Power adapter | Protective cover, SIM card removal tool, USB-C cable, 18W charger | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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