In depth comparison and review of Xiaomi Redmi Note 6 Pro and Microsoft Surface Duo. 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 Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Folder - dual screen | |
| Height | 157.9 mm | 145.2 mm | Xiaomi Redmi Note 6 Pro has greater height than Microsoft Surface Duo. |
| Width | 76.4 mm | 93.3 mm | Microsoft Surface Duo has greater width than Xiaomi Redmi Note 6 Pro. |
| Depth | 8.26 mm | 9.9 mm | Xiaomi Redmi Note 6 Pro is narrower than Xiaomi Redmi Note 6 Pro. |
| Weight | 182 g | 250 g | Xiaomi Redmi Note 6 Pro is lighter than Xiaomi Redmi Note 6 Pro. |
| Dimensions Details | - | Unfolded - 186.9 mm x 4.8 mm x 145.2 mm | |
| Body Colour | Black | Blue | Rose gold | Glacier | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.476 W/kg (body), 0.755 W/kg (head) | 0.726 W/kg (head), 1.478 W/kg (body) | |
| 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) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Foldable Display | - | Yes | |
| Display Design | - | Both directions folding | |
| Screen Size (Display Size) | 6.26" | 5.6" | Xiaomi Redmi Note 6 Pro has larger screen size than Microsoft Surface Duo. |
| Screen Resolution (Display Resolution) | 2280 x 1080 pixels | 1800 x 1350 pixels | Xiaomi Redmi Note 6 Pro has better screen resolution than Microsoft Surface Duo. |
| Display Format | Full HD+ | - | |
| Pixel Density | 403 ppi | 401 ppi | Xiaomi Redmi Note 6 Pro has better pixel density than Microsoft Surface Duo. |
| Aspect Ratio | 19:9 | 4:3 | |
| Max Brightness | 500 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| Display Features | 2.5D Glass | PixelSense Fusion Displays | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
| SECOND DISPLAY |
|---|
| Second Display Type | - | OLED display - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 5.6" | |
| Second Display Resolution | - | 1800 x 1350 pixels |
| UNFOLDED DISPLAY |
|---|
| Unfolded Display Screen Size | - | 8.1 in | |
|---|---|---|---|
| Unfolded Display Resolution | - | 2700 x 1800 pixels |
| PROCESSOR | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 636 | Qualcomm Snapdragon 855 | |
|---|---|---|---|
| Clock Speed | 2 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi Note 6 Pro has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 509 | - |
| MEMORY | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | 6 GB | Microsoft Surface Duo has more RAM than Xiaomi Redmi Note 6 Pro. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Microsoft Surface Duo has more internal memory than Xiaomi Redmi Note 6 Pro. |
| Memory Interface | - | UFS 3.0 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 0 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | - | |
| Lens Aperture | F/2.2 | - | |
| Focus Adjustment | Automatic | - | |
| Special Effects | HDR | - | |
| Camera Modes | Burst mode, Panorama, AI portrait mode | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 6 Pro has face detection. |
| Light Source | Dual LED flash | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Dual Autofocus Pixels, AI dynamic bokeh | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | - |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 11 Megapixel | Xiaomi Redmi Note 6 Pro has better front camera resolution than Microsoft Surface Duo. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Field of View (Front) | - | 84 degree(s) | |
| Pixel Size (Front) | - | 1 μm | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Burst mode, Panorama, low-light shots, Portrait mode with adjustable depth control | |
| Face Recognition (Face ID) | Face detection | - | Xiaomi Redmi Note 6 Pro has face detection. |
| Light Source (Front) | - | High CRI LED flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps | |
| Camera Features (Front) | - | Phase Detect Auto-Focus (PDAF), FOV optimised with AI (for front and rear), dynamic range scene detection, Super-resolution zoom, super zoom up to 7x, gyro-based digital video stabilisation |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/2.2 | - |
| BATTERY AND CHARGING | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 3577 mAh | Xiaomi Redmi Note 6 Pro has larger battery capacity than Microsoft Surface Duo. |
|---|---|---|---|
| Standby Time | - | 240 hours | |
| Talk Time | 2040 minutes | 1620 minutes | Xiaomi Redmi Note 6 Pro has longer battery life when making calls than Microsoft Surface Duo. |
| Run Time Details | Playback (video): up to 16.5 hrs Talk: up to 2040 min |
Standby: up to 240 hrs Talk: up to 1620 min Playback (local video): up to 15.5 hrs |
| CELLULAR | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.1.2 (Nougat) | Android 10 | |
| User Interface | MIUI 9 | - | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, FDD-LTE, TDD-LTE, LAA | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
| Sound Enhancements | - | Qualcomm aptX audio |
| FEATURES | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| 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, digital compass, gyro sensor, hall sensor, distance sensor | Proximity sensor, hall sensor, dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | Infrared remote control | MIMO technology, Fast Charging, dual microphones with noise suppression and echo cancellation, Full Duplex communication, 360° hinge, stylus support, two apps side-by-side |
| OTHERS | Xiaomi Redmi Note 6 Pro | Microsoft Surface Duo |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | SIM card removal tool, USB-C headphones, 18W charger, Surface Duo Bumper (Glacier) |
|---|
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