Detailed comparison and review of Lenovo ThinkPad T440s and Lenovo ThinkPad X1 Tablet (1st Gen). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad T440s based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
excellent keyboard feel
efficient power management
solid security features
good connectivity options
average display quality
modest graphics performance
heavier than competitors
outdated design aesthetics
Advantages and disadvantages of Lenovo ThinkPad X1 Tablet (1st Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile detachable design
robust build quality
excellent keyboard accessory
impressive display clarity
reliable performance
limited battery life
higher price point
modest storage capacity
no dedicated graphics
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 22.6 cm x 2.065 cm | - |
| Dimensions (WxDxH) - tablet | - | 29.15 cm x 20.95 cm x 1.3 cm |
| Dimensions (WxDxH) / Weight Details | - | 29.15 cm x 20.95 cm x 1.3 cm / 1.1 kg - keyboard dock |
| Weight | 1.59 kg | 795 g |
| Case Material | Polycarbonate ABS | - |
| DISPLAY | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Screen Size (Type) | 14" - IPS | 12" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 2160 x 1440 (Full HD Plus) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 3:2 |
| Features | Anti-glare | - |
| PROCESSOR | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | Intel Core m7 (6th Gen) 6Y75 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 3.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| RAM | 4 GB | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR3 SDRAM |
| Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | - |
| STORAGE | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 512 GB SSD M.2 |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 515 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Resolution | - | 8 Megapixel (rear), 2 Megapixel (front) |
| Camera Features | Face tracking | Rear camera with flash |
| Sound | Stereo speakers, dual array microphone | Speaker |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | - |
| COMMUNICATIONS | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Wireless | - | Bluetooth, 802.11a/b/g/n/ac, NFC, 802.11ad (WiGig) |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | UMTS, HSPA, HSPA+, DC-HSPA+, LTE Advanced |
| Controller | - | Sierra Wireless EM7455 |
| BATTERY | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Technology | 3-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Installed Qty | 2 | - |
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | - | 37 Wh |
| Battery Life | - | Up to 10 hours |
| AC ADAPTER | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 45 Watt | 45 Watt, 20 V, 2.25 A |
| INPUT | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Features | Spill-resistant, multi-touch touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack USB 3.0 (Always On) |
USB 3.0 USB-C Mini DisplayPort Dock Headphone/microphone combo jack |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T440s | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, keyboard |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM) 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, MIL-STD-810G tested | MIMO technology |
| Navigation Receiver | - | GPS |
| Compliant Standards | ISO 9001, ISO 14001, WEEE, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 2 years |
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