In depth comparison and review of ASUS VivoBook 15 (X512DA) 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.
Advantages and disadvantages of ASUS VivoBook 15 (X512DA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
ample storage options
decent processor speed
lightweight design
solid build quality
average display quality
limited graphics performance
short battery life
no backlit keyboard
Advantages and disadvantages of Lenovo Miix 520-12IKB (81CG) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile 2-in-1 design
responsive touch screen
solid build quality
decent processing power
affordable price
average battery life
heavier than competitors
no thunderbolt support
limited graphics performance
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.04 cm x 1.99 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 | 1.7 kg | 880 g |
| Case Material | - | Magnesium-aluminum alloy |
| Colour | Slate grey | Platinum |
| DISPLAY | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Screen Size (Type) | 15.6" | 12.2" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 320 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare, NanoEdge display | Glossy |
| PROCESSOR | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| CPU | AMD Ryzen 5 3500U / 2.1 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 3.4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | - | 6 MB |
| Features | - | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - HD | Yes |
| Resolution | - | 8 Megapixel (rear), 5 Megapixel (front) |
| Camera Features | - | Rear camera with auto focus, front camera with fixed focus |
| Sound | - | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio X2 |
| COMMUNICATIONS | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Technology | 2-cell | 2-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 39 Wh |
| Battery Life | - | Up to 8 hours |
| AC ADAPTER | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 45 Watt |
| INPUT | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | - | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
Headphone/microphone combo jack USB-C 3.1 Gen 1 (supports DisplayPort 1.2, VGA, HDMI) USB 3.1 Gen 1 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home 64-bit Edition |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | ASUS VivoBook 15 (X512DA) | Lenovo Miix 520-12IKB (81CG) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, keyboard, Lenovo Active Pen 2 |
| Integrated Options | - | G-sensor, hall sensor, gyroscope |
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Compliant Standards | - | RoHS |
| SAR Value | 0.464 W/kg (body), 0.464 W/kg (limb) | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | EJ254T | - |
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