In depth comparison and review of Microsoft Surface Pro 9 and Lenovo Miix 520-12IKB (81CG). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
DESIGN AND DIMENSIONS | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Product Type | Tablet - no keyboard | Tablet - with detachable keyboard |
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Dimensions (WxDxH) | 28.7 cm x 20.9 cm x 0.93 cm | - |
Dimensions (WxDxH) - tablet | - | 30 cm x 20.5 cm x 0.99 cm |
Dimensions (WxDxH) / Weight Details | - | 30.39 cm x 21.91 cm x 0.6 cm / 380 g - keyboard dock 30 cm x 20.5 cm x 0.99 cm / 880 g - tablet |
Weight | 879 g | 880 g |
Case Material | Aluminum | Magnesium-aluminum alloy |
Colour | Platinum | Platinum |
DISPLAY | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Screen Size (Type) | 13" | 12.2" - IPS |
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Touchscreen | Yes (10-point multi-touch) | Yes (10-point multi-touch) |
Screen Resolution | 2880 x 1920 | 1920 x 1200 (WUXGA) |
Pixel Density (ppi) | 267 | - |
V-Sync Rate at Max Res. | 120 Hz | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | 3:2 | 16:10 |
Image Brightness | - | 320 cd/m² |
Features | Vivid Color, sRGB Color Space, Corning Gorilla glass 5, PixelSense Flow, Adaptive Colour, Dolby Vision IQ, Auto Color Management | Glossy |
PROCESSOR | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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CPU | Intel Core i7 (12th Gen) 1255U / 1.7 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
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Max Turbo Speed | 4.7 GHz | 3.4 GHz |
Number of Cores | 10-core | Quad-Core |
Cache | 12 MB | 6 MB |
Platform Technology | Intel Evo | - |
Features | - | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
MEMORY | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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RAM | 16 GB | 4 GB (provided memory is soldered) |
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RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
Speed | - | 2133 MHz |
Rated Speed | - | 2133 MHz |
STORAGE | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Main Storage Size (HDD/SSD) | 512 GB SSD | 256 GB SSD M.2 PCIe |
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AUDIO & VIDEO | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics 620 |
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Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
Camera | Yes - 4K (rear), 1080p (front) | Yes |
Resolution | 10 Megapixel (rear) | 8 Megapixel (rear), 5 Megapixel (front) |
Camera Features | Rear camera auto focus, Windows Hello | Rear camera with auto focus, front camera with fixed focus |
Sound | Stereo speakers, dual far-field studio microphones | Stereo speakers, dual array microphone |
Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio X2 |
COMMUNICATIONS | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | - | M.2 Card |
Features | - | Dual stream (2x2) |
BATTERY | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Technology | - | 2-cell lithium polymer |
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Battery Capacity (Size) | 47.7 Wh | 39 Wh |
Battery Life | Up to 15.5 hours | Up to 8 hours |
AC ADAPTER | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Input | - | AC 100-240 V (50/60 Hz) |
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Output | - | 45 Watt |
INPUT | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Type | - | Keyboard, digitizer, touchpad, digital pen |
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Keyboard Backlight | - | Yes |
Features | - | Multi-touch touchpad |
CONNECTIONS & EXPANSIONS | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Interfaces | 2 x USB4 (supports Thunderbolt 4) (Type C) SurfaceConnect Surface Type Cover port |
Headphone/microphone combo jack USB-C 3.1 Gen 1 (supports DisplayPort 1.2, VGA, HDMI) USB 3.1 Gen 1 |
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Memory Card Reader | - | Yes (microSD) |
SOFTWARE | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Operating System (OS) | Windows 10 Pro | Windows 10 Home 64-bit Edition |
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Software Included | Microsoft 365 Apps (requires licence or subscription) | Microsoft Office (Trial) |
MISCELLANEOUS | Microsoft Surface Pro 9 | Lenovo Miix 520-12IKB (81CG) |
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Dockable | Yes | Yes |
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Included Accessories | Power adapter | Power adapter, keyboard, Lenovo Active Pen 2 |
Integrated Options | Accelerometer, magnetometer, gyro sensor, ambient colour sensor | G-sensor, hall sensor, gyroscope |
Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Features | Volume control, built-in kickstand | - |
Compliant Standards | - | RoHS |
Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - pick-up and return |