Lenovo ThinkPad T440s vs. Lenovo ThinkPad X1 Carbon Gen 8 (20U9)

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

Our Rating: 72 %

Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Lenovo ThinkPad X1 Carbon Gen 8 (20U9)

Our Rating: 85 %

Detailed comparison and review of Lenovo ThinkPad T440s and Lenovo ThinkPad X1 Carbon Gen 8 (20U9). 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.

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outdated design aesthetics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 ThinkPad X1 Carbon Gen 8 (20U9) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Carbon Gen 8 (20U9) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

robust build quality

excellent keyboard feel

impressive battery life

reliable performance

high price point

average display brightness

limited graphics power

no HDMI port

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T440s and Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
82 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
86 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T440s vs. Lenovo ThinkPad X1 Carbon Gen 8 (20U9) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Product Type Ultrabook Ultrabook
Dimensions (WxDxH) 33.1 cm x 22.6 cm x 2.065 cm 32.3 cm x 21.7 cm
Weight 1.59 kg 1.09 kg
Case Material Polycarbonate ABS Carbon fibre, magnesium alloy
DISPLAY Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Screen Size (Type) 14" - IPS 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1600 x 900 (HD+) -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Features Anti-glare -
PROCESSOR Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
CPU Intel Core i5 (4th Gen) 4300U / 1.9 GHz No CPU
Max Turbo Speed 2.9 GHz -
Number of Cores Dual-Core -
Cache 3 MB -
64-bit Computing Yes -
Features Integrated memory controller -
MEMORY Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
RAM 4 GB (provided memory is soldered)
Max RAM Supported 12 GB -
RAM Type DDR3L SDRAM LPDDR3 SDRAM
Speed 1600 MHz 2133 MHz
Rated Speed - 2133 MHz
Form Factor SO-DIMM 204-pin -
STORAGE Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Main Storage Size (HDD/SSD) 120 GB SSD -
AUDIO & VIDEO Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Graphics Processor (GPU) Intel HD Graphics 4400 Intel UHD Graphics
Camera Yes - 720p -
Camera Features Face tracking -
Sound Stereo speakers, dual array microphone Four speakers, quad array microphone
Codec Realtek ALC3232 USI 4551-513711-00
Compliant Standards High Definition Audio, Dolby Home Theater v4 High Definition Audio, Dolby Atmos
COMMUNICATIONS Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Wireless - Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller - Intel Wi-Fi 6 AX 201
Network Interface Gigabit Ethernet -
Features - Gigabit Ethernet via optional Ethernet (RJ-45) adapter
BATTERY Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Technology 3-cell Lithium Ion 4-cell Lithium Ion
Installed Qty 2 -
Max Supported Qty 2 -
Battery Capacity (Size) - 51 Wh
Battery Life - Up to 19.5 hours
AC ADAPTER Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt -
INPUT Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Keyboard Backlight - Yes
Features Spill-resistant, multi-touch touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Interfaces 2 x USB 3.0
VGA
Mini DisplayPort
LAN
Dock
Headphone/microphone combo jack
USB 3.0 (Always On)
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
Lenovo Ethernet extension connector
Dock
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) No operating system
MISCELLANEOUS Lenovo ThinkPad T440s Lenovo ThinkPad X1 Carbon Gen 8 (20U9)
Dockable Yes Yes
Included Accessories Power adapter USB-C power adapter
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 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, MIL-STD-810G tested Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested
Compliant Standards ISO 9001, ISO 14001, WEEE, ISO 27001 RoHS
SAR Value - 1.49 W/kg (body), 1.49 W/kg (limb)
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
Manufacturer Warranty Limited warranty - 2 years - pick-up and return -
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