In depth comparison and review of Lenovo ThinkPad Helix (2nd Gen) and Lenovo ThinkPad X1 Carbon (4th Gen). 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Product Type | Ultrabook - with keyboard dock | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 30.11 cm x 19.25 cm x 0.96 cm | 33.3 cm x 22.9 cm x 1.645 cm |
| Dimensions (WxDxH) / Weight Details | 900 g - keyboard dock | - |
| Weight | 822 g | 1.17 kg |
| Case Material | Aluminum, polycarbonate ABS | Magnesium alloy, carbon fibre reinforced plastic |
| Colour | Graphite black | - |
| DISPLAY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Screen Size (Type) | 11.6" - IPS | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 370 cd/m² | 300 cd/m² |
| Features | VibrantView, glossy, Corning Gorilla glass, WideView, One Glass Solution | Anti-glare |
| PROCESSOR | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| CPU | Intel Core M 5Y71 / 1.2 GHz | Intel Core i5 (6th Gen) 6200U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 2.8 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller, Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR3 SDRAM |
| Speed | - | 1866 MHz |
| Rated Speed | - | 1866 MHz |
| STORAGE | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD | 256 GB SSD |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 5300 | Intel HD Graphics 520 |
|---|---|---|
| Camera | Yes | Yes - 720p |
| Resolution | 5 Megapixel (rear), 2 Megapixel (front) | - |
| Video Resolutions | 1080p | - |
| Sound | Stereo speakers, three microphones | Stereo speakers, dual array microphone |
| Codec | ALC286-VC | CX11852 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | - |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Installed Qty | 2 | - |
| Battery Capacity (Size) | - | 52 Wh |
| Battery Life | - | Up to 11 hours |
| AC ADAPTER | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 36 Watt | - |
| INPUT | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Type | Keyboard, digitizer, touchpad, TrackPoint, digital pen | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Interfaces | USB 3.0 (Always On) Micro-HDMI Headphone/microphone combo jack Dock USB 3.0 (on keyboard dock) Mini DisplayPort (on keyboard dock) LAN (on supplied cable) |
2 x USB 3.0 Mini DisplayPort HDMI OneLink+ connector Headphone/microphone combo jack USB 3.0 (Always On) LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSDXC UHS-II) |
| SOFTWARE | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) |
|---|
| MISCELLANEOUS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (4th Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter, USB to Ethernet adapter | Power adapter |
| Integrated Options | Ambient light sensor, 3-axis gyro sensor, 3-axis magnetometer, 3-axis accelerometer, 3-axis compass, 3-axis inclinometer | - |
| Security | Fingerprint reader | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, volume control, lock display rotation function | Administrator password, hard drive password, power-on password, RapidCharge, reset switch, ThinkEngine, MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 2 years - pick-up and return |
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