In depth comparison and review of ASUS VivoBook 15 (X512DA) and Lenovo ThinkPad X1 Carbon Gen 9 (20XW). 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 ThinkPad X1 Carbon Gen 9 (20XW) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard comfort
impressive battery life
bright, vivid display
higher price point
limited port selection
average graphics performance
no touchscreen option
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.04 cm x 1.99 cm | 31.5 cm x 22.16 cm x 1.49 cm |
| Weight | 1.7 kg | 1.133 kg |
| Case Material | - | Carbon fibre, magnesium alloy |
| Colour | Slate grey | Black paint |
| DISPLAY | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (Full HD Plus) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, NanoEdge display | Anti-glare, Low Blue Light technology, 170° viewing angle, Low Power |
| PROCESSOR | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| CPU | AMD Ryzen 5 3500U / 2.1 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 4.2 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | - | 8 MB |
| Platform Technology | - | Intel Evo |
| Features | - | Integrated memory controller |
| MEMORY | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | - | 4266 MHz |
| Rated Speed | - | 4266 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | - | IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy |
| Sound | - | Four speakers, quad array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | NFC, 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| WWAN |
|---|
| Generation | - | WWAN upgradable |
|---|
| BATTERY | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Technology | 2-cell | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 57 Wh |
| Battery Life | - | Up to 26 hours |
| AC ADAPTER | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X512DA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, RapidCharge, self-healing BIOS |
| Compliant Standards | - | RoHS |
| SAR Value | 0.464 W/kg (body), 0.464 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return |
| Model Number | EJ254T | - |
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