In depth comparison and review of Lenovo ThinkPad X1 Carbon (2nd Gen) and Lenovo Miix 520-12IKB (Lenovo Miix 520). 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) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 22.65 cm x 1.772 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 | 1.34 kg | 880 g |
| Case Material | Glass-fibre reinforced plastic, carbon fibre reinforced plastic, magnesium-aluminum alloy | Magnesium-aluminum alloy |
| Colour | - | Iron grey |
| DISPLAY | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Screen Size (Type) | 14" | 12.2" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 320 cd/m² |
| Features | Anti-glare | - |
| PROCESSOR | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| CPU | Intel Core i7 (4th Gen) 4600U / 2.1 GHz | Intel Core i3 (7th Gen) 7130U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Hyper-Threading Technology, integrated memory controller, Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 2133 MHz |
| Rated Speed | 1600 MHz | 2133 MHz |
| STORAGE | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 128 GB SSD M.2 PCIe - NVM Express (NVMe) - Samsung |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Resolution | - | 8 Megapixel (rear), 5 Megapixel (front) |
| Camera Features | Face tracking, gesture input support | Rear camera with auto focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | High Definition Audio, Dolby Audio X2 |
| COMMUNICATIONS | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Wireless | Bluetooth, Wi-Fi | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 8265 - M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| WWAN |
|---|
| Generation | WWAN upgradable | 4G |
|---|---|---|
| Technology | - | WCDMA, LTE, FDD LTE |
| Controller | - | FIBOCOM L831-EAU |
| BATTERY | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Technology | Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 39 Wh |
| Battery Life | - | Up to 8 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 20 V, 2.25 A |
| INPUT | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, adaptive keyboard | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | USB 3.0 Mini DisplayPort HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector OneLink connector USB 3.0 (Always On) |
USB 3.0 USB-C 3.1 Gen 1 (supports DisplayPort, VGA, HDMI) Headphone/microphone combo jack |
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Operating System (OS) | Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Carbon (2nd Gen) | Lenovo Miix 520-12IKB (Lenovo Miix 520) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, keyboard, Lenovo Active Pen 2 |
| Integrated Options | Ambient light sensor | Gyro sensor, G-sensor, hall sensor, inertial measurement unit (IMU) |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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 | - |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 12IKB 20M3 |
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