In depth comparison and review of Microsoft Surface Duo 2 and Samsung Galaxy M12. 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 | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-M127F/DSN | |
| Form Factor | Folder - dual screen | Touch | |
| Height | 145.2 mm | 164 mm | Samsung Galaxy M12 has greater height than Microsoft Surface Duo 2. |
| Width | 92.1 mm | 75.9 mm | Microsoft Surface Duo 2 has greater width than Samsung Galaxy M12. |
| Depth | 11 mm | 9.7 mm | Samsung Galaxy M12 is narrower than Microsoft Surface Duo 2. |
| Weight | 284 g | 214 g | Samsung Galaxy M12 is lighter than Microsoft Surface Duo 2. |
| Dimensions Details | Unfolded - 184.5 mm x 5.5 mm x 145.2 mm | - | |
| Body Colour | Glacier | Obsidian | Black | Green | |
| Body Material | Corning Gorilla Glass | - | |
| Waterproof (Water-resistant) | - | - | |
| Repairability Index | 3.9 (out of 10) | - | |
| SAR Value | 0.726 W/kg (head), 1.478 W/kg (body) | 1.388 W/kg (body), 1.83 W/kg (limb), 0.539 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | PLS TFT | |
| Foldable Display | Yes | - | |
| Display Design | Both directions folding | - | |
| Screen Size (Display Size) | 5.8" | 6.5" | Samsung Galaxy M12 has larger screen size than Microsoft Surface Duo 2. |
| Screen Resolution (Display Resolution) | 1344 x 1892 pixels | 1600 x 720 pixels | Microsoft Surface Duo 2 has better screen resolution than Samsung Galaxy M12. |
| Display Format | - | HD+ | |
| Pixel Density | 401 ppi | - | |
| Aspect Ratio | 13:9 | - | |
| Max Brightness | 800 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| HDR | Yes | - | Microsoft Surface Duo 2 has HDR. |
| Display Refresh Rate | 90 Hz | - | |
| Display Features | DCI-P3 Wide colour gamut, 100% sRGB, Dual PixelSense Fusion Displays | Infinity V Display, Dark mode | |
| Display Protection (Screen Protector) | 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 | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 888 5G | - | |
|---|---|---|---|
| Clock Speed | - | 2 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | 4 GB | Microsoft Surface Duo 2 has more RAM than Samsung Galaxy M12. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | Microsoft Surface Duo 2 has more internal memory than Samsung Galaxy M12. |
| User Memory | - | 48.1 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Samsung Galaxy M12 has better camera resolution than Microsoft Surface Duo 2. |
| Lens Aperture | F/1.7 | F/2.0 | Microsoft Surface Duo 2 has better lens aperture than Microsoft Surface Duo 2. |
| Pixel Size | 1.4 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Microsoft Surface Duo 2 has optical stabilisation. |
| Focus Adjustment | - | Automatic | |
| Digital Zoom | 10x | 10x | Both phones have the same digital zoom. |
| Special Effects | HDR | Bokeh effect | |
| Camera Modes | Night mode, Auto mode, low-light shots, Panorama mode with wide dynamic range, slow motion video at 120 or 240fps | Portrait mode | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 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 | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | 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) | 12 Megapixel | 5 Megapixel | Microsoft Surface Duo 2 has better second camera resolution than Samsung Galaxy M12. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Samsung Galaxy M12 has better second camera lens aperture than Microsoft Surface Duo 2. |
| Field of View (2nd Camera) | - | 123 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) | 16 Megapixel | 2 Megapixel | Microsoft Surface Duo 2 has higher resolution third camera than Samsung Galaxy M12. |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | F/2.4 | Microsoft Surface Duo 2 has better third camera lens aperture than Microsoft Surface Duo 2. |
| Field of View (3rd Camera) | 110 degree(s) | - | |
| Pixel Size (3rd Camera) | 1 μm | - | |
| Camera Functions (3rd Camera) | - | Depth camera | |
| Camera Features (3rd Camera) | Field of view, distortion correction | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 12 Megapixel | 8 Megapixel | Microsoft Surface Duo 2 has better front camera resolution than Samsung Galaxy M12. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Microsoft Surface Duo 2 has better front lens aperture than Microsoft Surface Duo 2. |
| Pixel Size (Front) | 1 μm | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | Bokeh effect |
| BATTERY AND CHARGING | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Battery Capacity (Battery Size) | 4449 mAh | 5000 mAh | Samsung Galaxy M12 has larger battery capacity than Microsoft Surface Duo 2. |
|---|---|---|---|
| Fast Charging Technology | - | Adaptive Fast Charging | Samsung Galaxy M12 has fast charging technology. |
| Talk Time | 1680 minutes | 2940 minutes | Samsung Galaxy M12 has longer battery life when making calls than Microsoft Surface Duo 2. |
| Run Time Details | Talk: up to 1680 min Playback (local video): up to 15.5 hrs |
Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 19 hrs Playback (audio): up to 92 hrs Talk (4G): up to 2940 min |
| CELLULAR | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Microsoft Surface Duo 2 has more advanced generation mobile network. |
| Operating System | Android 11 | - | |
| User Interface | - | One UI | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Data Transmission | GPRS, FDD-LTE, TDD-LTE, Gigabit LTE, LAA, 5G NR FR1 | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 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 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 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | 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 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 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 | IEEE 802.11ax | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.1 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTX, OTA, MID, TWS, RTTL | WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| 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 | MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | Qualcomm aptX HD audio, Qualcomm aptX Classic | - |
| FEATURES | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| 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 | Hall sensor, Time of Flight (ToF), dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor, dual proximity sensor | Accelerometer | |
| Security Devices | Fingerprint reader (side) | Fingerprint reader | |
| Additional Phone Features | MIMO technology, Fast Charging, dual battery, Full Duplex communication, dual microphones with AI-based noise suppression and acoustic echo cancellation | Samsung KNOX, Virtual Light Sensing, Virtual Proximity Sensing |
| OTHERS | Microsoft Surface Duo 2 | Samsung Galaxy M12 |
|---|
| Included Accessories | SIM card removal tool, USB-C headset, Surface Duo 2 USB-C cable | - | |
|---|---|---|---|
| Compliant Standards | HEARING AID M4/T3 | - |
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