Side by side comparison and review of ASUS VivoBook 15 (X512FA) and Lenovo ThinkPad X1 Carbon Gen 8 (20U9). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
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 8 (20U9) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard feel
impressive battery life
reliable performance
high price point
average display brightness
limited graphics power
no HDMI port
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.04 cm x 1.99 cm | 32.3 cm x 21.7 cm |
| Weight | 1.7 kg | 1.09 kg |
| Case Material | - | Carbon fibre, magnesium alloy |
| Colour | Transparent silver | Slate grey | - |
| DISPLAY | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 45% NTSC | - |
| Features | ASUS Splendid Video Intelligence Technology, anti-glare | - |
| PROCESSOR | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| CPU | Intel Pentium Gold 5405U / 2.3 GHz | No CPU |
|---|---|---|
| Number of Cores | Dual-Core | - |
| Cache | 2 MB | - |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| RAM | 4 GB (provided memory is soldered) | (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD SATA 6Gb/s | - |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | - |
| Sound | Stereo speakers, microphone | Four speakers, quad array microphone |
| Codec | - | USI 4551-513711-00 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
| BATTERY | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Technology | 2-cell | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 51 Wh |
| Battery Life | - | Up to 19.5 hours |
| AC ADAPTER | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | - |
| INPUT | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector Dock |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Operating System (OS) | Windows 10 Home | No operating system |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Carbon Gen 8 (20U9) |
|---|
| Dockable | - | Yes |
|---|---|---|
| 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 mini 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, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| SAR Value | 0.304 W/kg (body), 0.304 W/kg (limb) | 1.49 W/kg (body), 1.49 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | Limited warranty - 1 year | - |
| Model Number | EJ1515T | - |
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