In depth comparison and review of Lenovo ThinkPad X1 Carbon (2nd Gen) and ASUS VivoBook 15 (X512UA). 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 Lenovo ThinkPad X1 Carbon (2nd Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
robust carbon-fiber construction
excellent keyboard feel
lightweight and portable
high-resolution display
good battery life
higher price point
no touch screen option
limited storage capacity
average graphics performance
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 22.65 cm x 1.772 cm | 35.72 cm x 23.04 cm x 1.99 cm |
| Weight | 1.34 kg | 1.7 kg |
| Case Material | Glass-fibre reinforced plastic, carbon fibre reinforced plastic, magnesium-aluminum alloy | - |
| Colour | - | Slate grey | Peacock blue | Coral crush |
| DISPLAY | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Screen Size (Type) | 14" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 200 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, NanoEdge display |
| PROCESSOR | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| CPU | Intel Core i7 (4th Gen) 4600U / 2.1 GHz | Intel Pentium Gold 4417U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 2 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
| MEMORY | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 12 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 2133 MHz |
| Rated Speed | 1600 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 256 GB SSD M.2 SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 610 |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Face tracking, gesture input support | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | - |
| Audio Features | - | ASUS SonicMaster |
| COMMUNICATIONS | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Wireless | Bluetooth, Wi-Fi | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| WWAN |
|---|
| Generation | WWAN upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Technology | Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 32 Wh |
| AC ADAPTER | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, adaptive keyboard | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Interfaces | USB 3.0 Mini DisplayPort HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector OneLink connector USB 3.0 (Always On) |
Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Operating System (OS) | Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Carbon (2nd Gen) | ASUS VivoBook 15 (X512UA) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | Ambient light sensor | - |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, reset switch, 1 USB 3.0 (Always On), voice input support, MIL-STD-810G tested | ASUS Battery Health charging technology |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | UL, BSMI, CB, CCC, FCC |
| SAR Value | - | 0.304 W/kg (body), 0.304 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
| Model Number | - | EJ243T |
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