In depth comparison and review of Samsung Galaxy J1 mini 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 | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J105F | - | |
| Form Factor | Touch | Folder - dual screen | |
| Height | 121.6 mm | 145.2 mm | Microsoft Surface Duo 2 has greater height than Samsung Galaxy J1 mini. |
| Width | 63.1 mm | 92.1 mm | Microsoft Surface Duo 2 has greater width than Samsung Galaxy J1 mini. |
| Depth | 10.8 mm | 11 mm | Samsung Galaxy J1 mini is narrower than Samsung Galaxy J1 mini. |
| Weight | 126 g | 284 g | Samsung Galaxy J1 mini is lighter than Samsung Galaxy J1 mini. |
| Dimensions Details | - | Unfolded - 184.5 mm x 5.5 mm x 145.2 mm | |
| Body Colour | White | Black | Glacier | Obsidian | |
| Body Material | - | Corning Gorilla Glass | |
| Waterproof (Water-resistant) | - | - | |
| Repairability Index | - | 3.9 (out of 10) | |
| SAR Value | 0.473 W/kg (body), 0.76 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) | Micro SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | TFT | AMOLED | |
| Foldable Display | - | Yes | |
| Display Design | - | Both directions folding | |
| Screen Size (Display Size) | 4" | 5.8" | Microsoft Surface Duo 2 has larger screen size than Samsung Galaxy J1 mini. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 1344 x 1892 pixels | Microsoft Surface Duo 2 has better screen resolution than Samsung Galaxy J1 mini. |
| Pixel Density | - | 401 ppi | |
| Aspect Ratio | - | 13:9 | |
| Max Brightness | - | 800 cd/m² | |
| Colour Depth | 262,144 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 | |
| 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 | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Clock Speed | 1.5 GHz | - | |
| Processor Core Qty | Quad-core | 8-core | Microsoft Surface Duo 2 has higher processor core quantity than Samsung Galaxy J1 mini. |
| MEMORY | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| RAM | 1 GB | LPDDR5 SDRAM - 8 GB | Microsoft Surface Duo 2 has more RAM than Samsung Galaxy J1 mini. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 128 GB | Microsoft Surface Duo 2 has more internal memory than Samsung Galaxy J1 mini. |
| User Memory | 4.4 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | - |
| CAMERA | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 12 Megapixel | Microsoft Surface Duo 2 has better camera resolution than Samsung Galaxy J1 mini. |
| Sensor Type | CMOS | - | |
| Lens Aperture | F/2.2 | F/1.7 | Microsoft Surface Duo 2 has better lens aperture than Samsung Galaxy J1 mini. |
| Pixel Size | - | 1.4 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Microsoft Surface Duo 2 has optical stabilisation. |
| Digital Zoom | - | 10x | |
| Special Effects | - | HDR | |
| Camera Modes | - | Night mode, Auto mode, low-light shots, Panorama mode with wide dynamic range, slow motion video at 120 or 240fps | |
| Light Source | - | Dual LED flash | |
| Video Resolutions | 1280 x 720 (720p) | 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) | - | 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 | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Telephoto lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| 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 | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (3rd Camera) | - | F/2.2 | |
| Field of View (3rd Camera) | - | 110 degree(s) | |
| Pixel Size (3rd Camera) | - | 1 μm | |
| Camera Features (3rd Camera) | - | Field of view, distortion correction |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 0.3 Megapixel | 12 Megapixel | Microsoft Surface Duo 2 has better front camera resolution than Samsung Galaxy J1 mini. |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | F/2.4 | F/2.0 | Microsoft Surface Duo 2 has better front lens aperture than Samsung Galaxy J1 mini. |
| Pixel Size (Front) | - | 1 μm |
| BATTERY AND CHARGING | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 4449 mAh | Microsoft Surface Duo 2 has larger battery capacity than Samsung Galaxy J1 mini. |
|---|---|---|---|
| Talk Time | 480 minutes | 1680 minutes | Microsoft Surface Duo 2 has longer battery life when making calls than Samsung Galaxy J1 mini. |
| Run Time Details | Talk (WCDMA): up to 480 min Active online usage (WCDMA): up to 6 hrs Active online usage (Wi-Fi): up to 9 hrs Active online usage (LTE): up to 7 hrs Playback (video): up to 6 hrs Playback (audio): up to 31 hrs |
Talk: up to 1680 min Playback (local video): up to 15.5 hrs |
| CELLULAR | Samsung Galaxy J1 mini | 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 | Google Android | Android 11 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-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 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | 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 | IEEE 802.11b/g/n | IEEE 802.11ax | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.1 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP | - | |
| NFC | - | Yes | Microsoft Surface Duo 2 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTX, OTA, MID, TWS, RTTL | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, MPEG-4, 3GP, M4V, WebM, 3G2 | MKV, FLV, AVI, MOV, MPEG-4, WMV, ASF, 3GP, H.264, TS, M2TS, WebM, HEVC, 3G2, HEIF, H.265 HEVC, HEIC | |
| Sound Enhancements | - | Qualcomm aptX HD audio, Qualcomm aptX Classic |
| FEATURES | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| 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 | Hall sensor, Time of Flight (ToF), dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor, dual proximity sensor | |
| Security Devices | - | Fingerprint reader (side) | |
| Additional Phone Features | - | MIMO technology, Fast Charging, dual battery, Full Duplex communication, dual microphones with AI-based noise suppression and acoustic echo cancellation |
| OTHERS | Samsung Galaxy J1 mini | Microsoft Surface Duo 2 |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C headset, Surface Duo 2 USB-C cable | |
|---|---|---|---|
| Compliant Standards | - | HEARING AID M4/T3 |
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