In depth comparison and review of Lenovo ThinkPad Helix (2nd Gen) and Lenovo ThinkPad X1 Carbon (6th Gen) (20KH). 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 Helix (2nd Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile detachable design
responsive touchscreen display
solid build quality
decent battery life
improved keyboard layout
heavier than competitors
limited storage options
mediocre performance
higher price point
DESIGN AND DIMENSIONS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Product Type | Ultrabook - with keyboard dock | Ultrabook |
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Dimensions (WxDxH) | 30.11 cm x 19.25 cm x 0.96 cm | 32.35 cm x 21.71 cm x 1.595 cm |
Dimensions (WxDxH) / Weight Details | 900 g - keyboard dock | - |
Weight | 822 g | 1.13 kg |
Case Material | Aluminum, polycarbonate ABS | Glass-fibre reinforced plastic, magnesium alloy, carbon fibre reinforced plastic, polyphenylene sulfide |
Colour | Graphite black | - |
DISPLAY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Screen Size (Type) | 11.6" - IPS | 14" |
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Touchscreen | Yes (10-point multi-touch) | - |
LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 370 cd/m² | - |
Features | VibrantView, glossy, Corning Gorilla glass, WideView, One Glass Solution | Anti-glare |
PROCESSOR | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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CPU | Intel Core M 5Y71 / 1.2 GHz | No CPU |
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Max Turbo Speed | 2.9 GHz | - |
Number of Cores | Dual-Core | - |
Cache | 4 MB | - |
64-bit Computing | Yes | - |
Features | Integrated memory controller, Intel Turbo Boost Technology 2.0 | - |
MEMORY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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RAM | 8 GB (provided memory is soldered) | (provided memory is soldered) |
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RAM Type | LPDDR3 SDRAM | LPDDR3 SDRAM |
Speed | - | 2133 MHz |
Rated Speed | - | 2133 MHz |
STORAGE | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Main Storage Size (HDD/SSD) | 128 GB SSD | - |
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AUDIO & VIDEO | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Graphics Processor (GPU) | Intel HD Graphics 5300 | - |
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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 | Realtek ALC3286 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium |
COMMUNICATIONS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | M.2 Card | Intel Dual Band Wireless-AC 8265 - M.2 Card |
Network Interface | Ethernet | - |
Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
BATTERY | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Technology | Lithium Ion | 3-cell Lithium Ion |
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Installed Qty | 2 | - |
Battery Capacity (Size) | - | 57 Wh |
Battery Life | - | Up to 19.3 hours |
AC ADAPTER | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 36 Watt | - |
INPUT | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Type | Keyboard, digitizer, touchpad, TrackPoint, digital pen | Keyboard, TrackPoint, UltraNav |
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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 (6th Gen) (20KH) |
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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) |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector Dock |
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Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSDXC UHS-II) |
SOFTWARE | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Operating System (OS) | Windows 10 Home | No operating system |
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MISCELLANEOUS | Lenovo ThinkPad Helix (2nd Gen) | Lenovo ThinkPad X1 Carbon (6th Gen) (20KH) |
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Dockable | Yes | Yes |
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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 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 | Administrator password, hard drive password, power-on password, volume control, lock display rotation function | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
Compliant Standards | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 | RoHS |
SAR Value | - | 1.514 W/kg (body), 1.514 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | EPEAT Gold | - |
Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |