Lenovo ThinkPad T440s vs. Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T440s
Lenovo ThinkPad T440s

Our Rating: 72 %

Side by side comparison and review of Lenovo ThinkPad T440s and Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad T440s Review

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outdated design aesthetics

Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5) Review

Advantages and disadvantages of Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5) based on its technical characteristics, features, user experience, expert reviews and price level.

compact and portable

LTE connectivity

affordable price

versatile 2-in-1 design

decent battery life

modest performance

limited storage capacity

average display quality

fewer USB ports

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T440s and Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
82 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
86 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T440s vs. Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Product Type Ultrabook Tablet - with detachable keyboard
Dimensions (WxDxH) 33.1 cm x 22.6 cm x 2.065 cm -
Dimensions (WxDxH) - tablet - 25.3 cm x 16.6 cm x 0.99 cm
Dimensions (WxDxH) / Weight Details - 25.3 cm x 16.6 cm x 0.99 cm / 597 g - tablet
25.2 cm x 16.5 cm x 0.6 cm / 269 g - keyboard dock
Weight 1.59 kg 597 g
Case Material Polycarbonate ABS Polycarbonate, ABS plastic, magnesium-aluminum alloy
Colour - Graphite grey
DISPLAY Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Screen Size (Type) 14" - IPS 10.3" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1600 x 900 (HD+) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness - 340 cd/m²
Colour Gamut - 96% sRGB
Features Anti-glare Glossy, capacitive touch screen
PROCESSOR Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
CPU Intel Core i5 (4th Gen) 4300U / 1.9 GHz Intel Celeron N4020 / 1.1 GHz
Max Turbo Speed 2.9 GHz 2.8 GHz
Number of Cores Dual-Core Dual-Core
Cache 3 MB 4 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
RAM 4 GB 4 GB (provided memory is soldered)
Max RAM Supported 12 GB -
RAM Type DDR3L SDRAM DDR4 SDRAM
Speed 1600 MHz 2400 MHz
Rated Speed - 2400 MHz
Form Factor SO-DIMM 204-pin -
STORAGE Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Main Storage Size (HDD/SSD) 120 GB SSD 64 GB eMMC - eMMC 5.1
AUDIO & VIDEO Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Graphics Processor (GPU) Intel HD Graphics 4400 Intel UHD Graphics 600
Max Monitors Supported - 2 external monitor(s)
Camera Yes - 720p Yes
Resolution - 5 Megapixel (rear), 2 Megapixel (front)
Camera Features Face tracking Rear camera with auto focus, front camera with fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3232 -
Compliant Standards High Definition Audio, Dolby Home Theater v4 High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Wireless - 802.11a/b/g/n/ac, Bluetooth 5.0
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
WWAN
Generation - 4G
Technology - LTE Advanced
Controller - FIBOCOM L850-GL
BATTERY Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Technology 3-cell Lithium Ion Lithium polymer
Installed Qty 2 -
Max Supported Qty 2 -
Battery Capacity (Size) - 30 Wh
Battery Life - Up to 10.7 hours
Battery Run Time - Local video (1080p) playback time: up to 10.7 hours
AC ADAPTER Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 45 Watt
INPUT Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Features Spill-resistant, multi-touch touchpad Multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Slots - 1 x Nano-SIM / microSD card combo
Interfaces 2 x USB 3.0
VGA
Mini DisplayPort
LAN
Dock
Headphone/microphone combo jack
USB 3.0 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode)
Headphone/microphone combo jack
Pogo keyboard connector
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) Windows 11 Home in S mode - English
Software Included - Microsoft 365 Personal
MISCELLANEOUS Lenovo ThinkPad T440s Lenovo IdeaPad Duet 3 10IGL5-LTE (Lenovo IdeaPad Duet 3 10IGL5)
Dockable Yes Yes
Included Accessories Power adapter Keyboard, USB-C power adapter
Integrated Options - Accelerometer, hall sensor, gyroscope
Security Trusted Platform Module (TPM 1.2) Security Chip Firmware Trusted Platform Module (TPM 2.0) 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, hard drive password, built-in kickstand
Navigation Receiver - GPS
Compliant Standards ISO 9001, ISO 14001, WEEE, ISO 27001 RoHS, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified Yes Yes
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Limited warranty - 1 year - pick-up and return
Model Number - LTE 82HK
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