In depth comparison and review of Lenovo ThinkPad T440s and Acer ConceptD 7 Ezel Pro (CC715-71P). 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outdated design aesthetics
Advantages and disadvantages of Acer ConceptD 7 Ezel Pro (CC715-71P) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-hinge design
powerful processing performance
vibrant 4k display
ample connectivity options
robust build quality
high price point
heavier than competitors
average battery life
limited upgradeability
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Product Type | Ultrabook | Notebook - slider |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 22.6 cm x 2.065 cm | 35.85 cm x 26 cm x 2.86 cm |
| Weight | 1.59 kg | 2.5 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | - | The white |
| DISPLAY | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" |
|---|---|---|
| Touchscreen | - | Yes (multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 3840 x 2160 (Ultra HD 4K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | - | 100% Adobe RGB |
| Features | Anti-glare | Anti-glare, ComfyView, 30 ms response rate, Delta E<2 calibration, Corning Gorilla glass 6, Pantone Validated, Pantone Matching System (PMS) |
| PROCESSOR | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | Intel Core i7 (10th Gen) 10875H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 5.1 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 3 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Intel HM470 |
| Features | Integrated memory controller | Intel Thermal Velocity Boost |
| MEMORY | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| RAM | 4 GB | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 12 GB | 32 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 1.024 TB SSD |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | NVIDIA Quadro RTX 3000 |
|---|---|---|
| Video Memory | - | 6 GB GDDR6 SDRAM |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Face tracking | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | - |
| COMMUNICATIONS | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Wireless | - | Bluetooth 5.0, 802.11a/b/g/n/ac Wave 2/ax |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Installed Qty | 2 | - |
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | - | 84 Wh |
| Battery Life | - | Up to 8 hours |
| AC ADAPTER | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 230 Watt, 19.5 V |
| INPUT | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Acer FineTip keyboard, Wacom EMR technology, Corning Gorilla Glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack USB 3.0 (Always On) |
HDMI DisplayPort 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) USB 3.1 Gen 1 (with power off charging) USB 3.1 Gen 1 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T440s | Acer ConceptD 7 Ezel Pro (CC715-71P) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, Wacom pen |
| Integrated Options | - | Accelerometer |
| 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 | 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 | Dual Acer AeroBlade 3D Fans |
| 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 - 3 years - carry-in |
| Model Number | - | 75DF |
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