In depth comparison and review of Xiaomi MI 8 and Fairphone 4. 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 8 | Fairphone 4 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 154.9 mm | 162 mm | Fairphone 4 has greater height than Xiaomi MI 8. |
| Width | 74.8 mm | 75.5 mm | Fairphone 4 has greater width than Xiaomi MI 8. |
| Depth | 7.6 mm | 10.5 mm | Xiaomi MI 8 is narrower than Xiaomi MI 8. |
| Weight | 175 g | 225 g | Xiaomi MI 8 is lighter than Xiaomi MI 8. |
| Body Colour | Black | Blue | Grey | |
| Body Material | Glass, 7000 Series aluminium | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP54 | |
| SAR Value | 1.662 W/kg (body), 0.701 W/kg (head) | 0.494 W/kg (head), 0.993 W/kg (body), 2.916 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI 8 | Fairphone 4 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | IPS | |
| Screen Size (Display Size) | 6.21" | 6.3" | Fairphone 4 has larger screen size than Xiaomi MI 8. |
| Screen Resolution (Display Resolution) | 2248 x 1080 pixels | 2340 x 1080 pixels | Fairphone 4 has better screen resolution than Xiaomi MI 8. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 402 ppi | 410 ppi | Fairphone 4 has better pixel density than Xiaomi MI 8. |
| Aspect Ratio | 18.7:9 | 19.5:9 | |
| Max Brightness | 600 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 60000:1 | - | |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Features | Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut | Full Lamination, Pixelworks technology | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Xiaomi MI 8 | Fairphone 4 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 750G | |
|---|---|---|---|
| Processor Number | - | SM7225 | |
| Clock Speed | 2.8 GHz | 2.2 GHz | Xiaomi MI 8 has higher clock speed than Fairphone 4. |
| 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 630 | Qualcomm ADRENO 619 |
| MEMORY | Xiaomi MI 8 | Fairphone 4 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 6 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Fairphone 4 has more internal memory than Xiaomi MI 8. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 2 TB |
| CAMERA | Xiaomi MI 8 | Fairphone 4 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Fairphone 4 has better camera resolution than Xiaomi MI 8. |
| Sensor Size | - | 1/2" | |
| Sensor Name | Sony Exmor RS IMX363 sensor | Sony Exmor RS IMX582 sensor | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.6 | Fairphone 4 has better lens aperture than Xiaomi MI 8. |
| Pixel Size | - | 0.8 μm | |
| Optical Image Stabiliser (OIS) | 4-axis OIS (Optical Image Stabilisation) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 8x | |
| Special Effects | HDR | HDR | |
| Camera Modes | Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify | Slow motion video, Pro mode, night mode | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI 8 has face detection. |
| Light Source | LED flash | Dual LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | 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 | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 4000 x 3000 (4K UHD) | |
| 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 | Laser detection auto focus (LDAF), TOF sensor, colour sensor |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 48 Megapixel | Fairphone 4 has better second camera resolution than Xiaomi MI 8. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Fairphone 4 has better second camera lens aperture than Xiaomi MI 8. |
| Field of View (2nd Camera) | - | 120 degree(s) | |
| Pixel Size (2nd Camera) | - | 0.8 μm | |
| Camera Functions (2nd Camera) | - | Macro focus | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Camera Features (2nd Camera) | Portrait lens | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 25 Megapixel | Fairphone 4 has better front camera resolution than Xiaomi MI 8. |
| Sensor Size (Front) | - | 1/2.78" | |
| Sensor Name (Front) | - | Sony Exmor RS IMX576 sensor | |
| Lens Aperture (Front) | - | F/2.2 | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Mirror | HDR | |
| 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) at 30 fps | |
| Camera Features (Front) | Self-timer, AI detection of 10 different scenes, 3D Beautify | Up to 8x digital zoom, digital image stabilisation, ToF sensor, colour sensor |
| SECOND FRONT CAMERA |
|---|
| Camera Features (2nd Front) | Flood Illuminator, Dot Projector | - |
|---|
| BATTERY AND CHARGING | Xiaomi MI 8 | Fairphone 4 |
|---|
| Battery Capacity (Battery Size) | 3400 mAh | 3905 mAh | Fairphone 4 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 | - | 200 hours | |
| Talk Time | - | 780 minutes | |
| Run Time Details | - | Talk: up to 780 min Standby: up to 200 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Xiaomi MI 8 | Fairphone 4 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Fairphone 4 has more advanced generation mobile network. |
| Operating System | Android 8.1 Oreo | Android 11 | |
| User Interface | MIUI 9.5 | - | |
| Payment Technology | Android Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo, GNSS |
| COMMUNICATIONS | Xiaomi MI 8 | Fairphone 4 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE, VoWiFi, 5G NR | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | 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 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 18, Band 19, Band 20, Band 28, Band 32, Band 38, Band 40, Band 41, Band 71 | |
| 4G LTE Frequency | 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 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 600 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n71, n77, n78 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD 600, TDD TD 3700, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI 8 | Fairphone 4 |
|---|
| 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 | WAV, AAC, AIFF, MP3, FLAC, AAC +, eAAC+, ALAC, OPUS, AMR-WB, AMR-NB, Vorbis, AAC-ELD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | XviD, DivX, MPEG-2, H.264, H.263, HEVC, VP9 |
| FEATURES | Xiaomi MI 8 | Fairphone 4 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (side) | |
| Security Technology | IR face unlock | - | |
| Additional Phone Features | Face Unlock, MU-MIMO technology | MIMO technology, modular and repairable design, recycled and fair materials |
| OTHERS | Xiaomi MI 8 | Fairphone 4 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover | - | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G, IP54 |
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