In depth comparison and review of Xiaomi POCO X3 Pro and Microsoft Surface Duo 2. 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 POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Folder - dual screen | |
| Height | 165.3 mm | 145.2 mm | Xiaomi POCO X3 Pro has greater height than Microsoft Surface Duo 2. |
| Width | 76.8 mm | 92.1 mm | Microsoft Surface Duo 2 has greater width than Xiaomi POCO X3 Pro. |
| Depth | 9.4 mm | 11 mm | Xiaomi POCO X3 Pro is narrower than Xiaomi POCO X3 Pro. |
| Weight | 215 g | 284 g | Xiaomi POCO X3 Pro is lighter than Xiaomi POCO X3 Pro. |
| Dimensions Details | - | Unfolded - 184.5 mm x 5.5 mm x 145.2 mm | |
| Body Colour | Phantom black | Metallic bronze | Frost blue | Glacier | Obsidian | |
| Body Material | - | Corning Gorilla Glass | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | IP53 | - | |
| Repairability Index | - | 3.9 (out of 10) | |
| SAR Value | 0.899 W/kg (body), 0.573 W/kg (head), 1.898 W/kg (limb) | 0.726 W/kg (head), 1.478 W/kg (body) | |
| Connector Type | USB Type-C - 24 pin USB-C 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 POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Display Type | - | OLED display | |
|---|---|---|---|
| Display Technology | - | AMOLED | |
| Foldable Display | - | Yes | |
| Display Design | - | Both directions folding | |
| Screen Size (Display Size) | 6.67" | 5.8" | Xiaomi POCO X3 Pro has larger screen size than Microsoft Surface Duo 2. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1344 x 1892 pixels | Xiaomi POCO X3 Pro has better screen resolution than Microsoft Surface Duo 2. |
| Display Format | Full HD+ | - | |
| Pixel Density | 395 ppi | 401 ppi | Microsoft Surface Duo 2 has better pixel density than Xiaomi POCO X3 Pro. |
| Aspect Ratio | 20:9 | 13:9 | |
| Max Brightness | 450 cd/m² | 800 cd/m² | Microsoft Surface Duo 2 has better display brightness than Xiaomi POCO X3 Pro. |
| HDR | - | Yes | Microsoft Surface Duo 2 has HDR. |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Refresh Rate | 120 Hz | 90 Hz | Xiaomi POCO X3 Pro has better refresh rate than Microsoft Surface Duo 2. |
| Touch Sampling Rate | 240 Hz | - | |
| Display Features | Dot Display, Reading mode 3, DynamicSwitch refresh rate | DCI-P3 Wide colour gamut, 100% sRGB, Dual PixelSense Fusion Displays | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 6 (scratch resistant glass) | Corning Gorilla Glass Victus (scratch resistant glass) |
| SECOND DISPLAY |
|---|
| Second Display Type | - | OLED display - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 5.8" | |
| Second Display Resolution | - | 1344 x 1892 pixels |
| UNFOLDED DISPLAY |
|---|
| Unfolded Display Screen Size | - | 8.3 in | |
|---|---|---|---|
| Unfolded Display Resolution | - | 2688 x 1892 pixels |
| PROCESSOR | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 860 | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Clock Speed | 2.96 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | - |
| MEMORY | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | LPDDR5 SDRAM - 8 GB | Microsoft Surface Duo 2 has more RAM than Xiaomi POCO X3 Pro. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| Memory Interface | UFS 3.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | - |
| CAMERA | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 12 Megapixel | Xiaomi POCO X3 Pro has better camera resolution than Microsoft Surface Duo 2. |
| Sensor Size | 1/2" | - | |
| Lens Aperture | F/1.79 | F/1.7 | Microsoft Surface Duo 2 has better lens aperture than Xiaomi POCO X3 Pro. |
| Pixel Size | 1.6 μm | 1.4 μm | Xiaomi POCO X3 Pro has larger camera pixel size than Microsoft Surface Duo 2. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Microsoft Surface Duo 2 has optical stabilisation. |
| Focus Adjustment | Automatic | - | |
| Digital Zoom | - | 10x | |
| Special Effects | - | HDR | |
| Camera Modes | Night mode, Dual video mode | Night mode, Auto mode, low-light shots, Panorama mode with wide dynamic range, slow motion video at 120 or 240fps | |
| Light Source | LED flash | Dual LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | 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 (Functions) | 4-in-1 to 1.6μm Super Pixel | Dual Pixel Phase Detect Auto-Focus (PDAF), Smooth Zoom, HEVC (High Efficiency Video coding), HDR video recording, multi-frame photo capture, dynamic range scene detection |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 12 Megapixel | Microsoft Surface Duo 2 has better second camera resolution than Xiaomi POCO X3 Pro. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Telephoto lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Xiaomi POCO X3 Pro has better second camera lens aperture than Xiaomi POCO X3 Pro. |
| Field of View (2nd Camera) | 119 degree(s) | - | |
| Pixel Size (2nd Camera) | - | 1 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Microsoft Surface Duo 2 has optical stabilisation of the second camera. |
| Optical Zoom | - | 2x | |
| Camera Features (2nd Camera) | - | Phase Detect Auto-Focus (PDAF) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 16 Megapixel | Microsoft Surface Duo 2 has higher resolution third camera than Xiaomi POCO X3 Pro. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.2 | Microsoft Surface Duo 2 has better third camera lens aperture than Xiaomi POCO X3 Pro. |
| Field of View (3rd Camera) | - | 110 degree(s) | |
| Pixel Size (3rd Camera) | - | 1 μm | |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | FF (4cm) | Field of view, distortion correction |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 12 Megapixel | Xiaomi POCO X3 Pro has better front camera resolution than Microsoft Surface Duo 2. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | Microsoft Surface Duo 2 has better front lens aperture than Xiaomi POCO X3 Pro. |
| Pixel Size (Front) | 1.6 μm | 1 μm | Xiaomi POCO X3 Pro has larger front camera pixel size than Microsoft Surface Duo 2. |
| Camera Modes (Front) | Night mode, Dual video mode | - | |
| Camera Features (Front) | 4-in-1 Super Pixel technology | - |
| BATTERY AND CHARGING | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Battery Capacity (Battery Size) | 5160 mAh | 4449 mAh | Xiaomi POCO X3 Pro has larger battery capacity than Microsoft Surface Duo 2. |
|---|---|---|---|
| Recharge Time (Charging Time) | 59 min | - | |
| Talk Time | - | 1680 minutes | |
| Run Time Details | Playback (video): up to 18 hrs Gaming: up to 11 hrs Playback (Music): up to 110 hrs |
Talk: up to 1680 min Playback (local video): up to 15.5 hrs |
| CELLULAR | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Microsoft Surface Duo 2 has more advanced generation mobile network. |
| Operating System | - | Android 11 | |
| User Interface | MIUI 12 | - | |
| Intelligent Assistant | - | Google Assistant | |
| Payment Technology | Google Pay | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | GPRS, FDD-LTE, TDD-LTE, Gigabit LTE, LAA, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 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 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, 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 42, Band 46, Band 48, Band 66, Band 71 | |
| 4G LTE Frequency | 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, 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 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n20, n28, n38, n41, n66, n71, n77, n78, n79, n25 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, TDD TD 4500, FDD 1900 | |
| Wireless Interface | Wi-Fi 5 | IEEE 802.11ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTX, OTA, MID, TWS, RTTL | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, MPEG-4, WMV, ASF, 3GP, H.264, TS, M2TS, WebM, HEVC, 3G2, HEIF, H.265 HEVC, HEIC | |
| Sound Enhancements | Hi-Res audio | Qualcomm aptX HD audio, Qualcomm aptX Classic |
| FEATURES | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| 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, proximity sensor, digital compass, gyro sensor, vibration motor | Hall sensor, Time of Flight (ToF), dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor, dual proximity sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | Fingerprint reader (side) | |
| Security Technology | AI face unlock | - | |
| Additional Phone Features | Infrared remote control, MIMO technology, AI face unlock, AI Engine, LiquidCool Technology 1.0 Plus, MMT (Middle Middle Tab) technology, dual stereo speakers | MIMO technology, Fast Charging, dual battery, Full Duplex communication, dual microphones with AI-based noise suppression and acoustic echo cancellation |
| OTHERS | Xiaomi POCO X3 Pro | Microsoft Surface Duo 2 |
|---|
| Included Accessories | SIM card removal tool, USB-C cable, protective case, 33W charger | SIM card removal tool, USB-C headset, Surface Duo 2 USB-C cable | |
|---|---|---|---|
| Compliant Standards | IP53 | HEARING AID M4/T3 |
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