In depth comparison and review of Lenovo ThinkPad T440s and Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720). 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 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outdated design aesthetics
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 22.6 cm x 2.065 cm | - |
| Dimensions (WxDxH) - tablet | - | 29.2 cm x 21 cm x 0.89 cm |
| Weight | 1.59 kg | 780 g |
| Case Material | Polycarbonate ABS | - |
| Colour | - | Black |
| DISPLAY | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Screen Size (Type) | 14" - IPS | 12" - IPS |
|---|---|---|
| Touchscreen | - | Yes (multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 2880 x 1920 (QHD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 3:2 |
| Features | Anti-glare | - |
| PROCESSOR | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | Intel Core i3 (7th Gen) 7100U / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| RAM | 4 GB | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz | 2133 MHz |
| Form Factor | SO-DIMM 204-pin | - |
| STORAGE | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 128 GB SSD PCIe |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Resolution | - | 5 Megapixel (rear), 1 Megapixel (front) |
| Camera Features | Face tracking | IR camera, rear camera with auto focus |
| Image Sensor Type | - | CMOS |
| Sound | Stereo speakers, dual array microphone | Speakers, two microphones |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | - |
| COMMUNICATIONS | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Wireless | - | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 8265 - M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| BATTERY | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Installed Qty | 2 | - |
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | - | 41 Wh |
| AC ADAPTER | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 45 Watt, 20 V, 2.25 A |
| INPUT | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Detachable keyboard |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack USB 3.0 (Always On) |
USB-C (charging) USB 3.0 USB 2.0 Headphone/microphone combo jack Keyboard |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T440s | Lenovo IdeaPad Miix 720-12IKB (Lenovo IdeaPad Miix 720) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, keyboard |
| Security | Trusted Platform Module (TPM 1.2) 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, MIL-STD-810G tested | Administrator password, power-on password, stand |
| Compliant Standards | ISO 9001, ISO 14001, WEEE, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
| Model Number | - | 12IKB 80VV |
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