Detailed comparison and review of ASUS VivoBook 15 (X512FA) and Lenovo ThinkPad X1 Carbon Gen 9 (20XW). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of ASUS VivoBook 15 (X512FA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
ample storage options
lightweight design
average battery life
mediocre display quality
limited graphics capability
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 (X512FA) | 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 | Transparent silver | Slate grey | Black paint |
| DISPLAY | ASUS VivoBook 15 (X512FA) | 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) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | ASUS Splendid Video Intelligence Technology, anti-glare | Anti-glare, Low Blue Light technology, 170° viewing angle, Low Power |
| PROCESSOR | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| CPU | Intel Pentium Gold 5405U / 2.3 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 2 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | - | Integrated memory controller |
| MEMORY | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | 2400 MHz | 4266 MHz |
| Rated Speed | - | 4266 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD SATA 6Gb/s | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | 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 | Stereo speakers, microphone | Four speakers, quad array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS VivoBook 15 (X512FA) | 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 (X512FA) | 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 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512FA) | 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 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X512FA) | 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 security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password | Administrator password, hard drive password, power-on password, RapidCharge, self-healing BIOS |
| Compliant Standards | - | RoHS |
| SAR Value | 0.304 W/kg (body), 0.304 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 3 years - pick-up and return |
| Model Number | EJ1515T | - |
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