Lenovo ThinkPad T450s vs. Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)

Our Rating: 85 %

In depth comparison and review of Lenovo ThinkPad T450s and Lenovo ThinkPad X1 Carbon (7th Gen) (20QE). 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.

Lenovo ThinkPad T450s Review

Advantages and disadvantages of Lenovo ThinkPad T450s based on its technical characteristics, features, user experience, expert reviews and price level.

durable build quality

excellent keyboard feel

efficient power management

robust security features

good connectivity options

average display quality

modest graphics performance

heavier than competitors

limited storage capacity

Lenovo ThinkPad X1 Carbon (7th Gen) (20QE) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Carbon (7th Gen) (20QE) 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

fast ssd storage

average graphics performance

no dedicated GPU

limited storage capacity

higher price point

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T450s and Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
85 % - Design
72 % - Display
65 % - Performance
72 % - Connectivity
75 % - Battery
85 % - Design
85 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T450s vs. Lenovo ThinkPad X1 Carbon (7th Gen) (20QE) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Product Type Ultrabook Ultrabook
Dimensions (WxDxH) 33.1 cm x 22.6 cm x 2.065 cm 32.3 cm x 21.7 cm x 1.495 cm
Weight 1.59 kg 1.09 kg
Case Material Carbon fibre reinforced plastic, magnesium-aluminum alloy Carbon fibre, magnesium alloy
DISPLAY Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Screen Size (Type) 14" - IPS 14"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² -
Features Anti-glare -
PROCESSOR Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
CPU Intel Core i5 (5th Gen) 5300U / 2.3 GHz No CPU
Max Turbo Speed 2.9 GHz -
Number of Cores Dual-Core -
Cache 3 MB -
64-bit Computing Yes -
Platform Technology Intel vPro Platform -
Features Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 -
MEMORY Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
RAM 4 GB (provided memory is soldered) (provided memory is soldered)
Max RAM Supported 20 GB -
RAM Type DDR3L SDRAM LPDDR3 SDRAM
Speed 1600 MHz / PC3L-12800 2133 MHz
Rated Speed 1600 MHz 2133 MHz
Form Factor SO-DIMM 204-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Main Storage Size (HDD/SSD) 120 GB SSD -
AUDIO & VIDEO Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Graphics Processor (GPU) Intel HD Graphics 5500 Intel UHD Graphics 620
Camera Yes - 720p -
Sound Stereo speakers, two microphones Four speakers, quad array microphone
Codec Realtek ALC3232 Realtek ALC3286
Compliant Standards High Definition Audio High Definition Audio, Dolby Atmos
COMMUNICATIONS Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Wireless Wi-Fi 802.11a/b/g/n/ac, Bluetooth 5.0
Network Interface Gigabit Ethernet -
BATTERY Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Technology Lithium Ion Lithium Ion
Max Supported Qty 2 -
Battery Capacity (Size) - 51 Wh
Battery Life - Up to 18.3 hours
AC ADAPTER Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
INPUT Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Interfaces 3 x USB 3.0
VGA
Mini DisplayPort
LAN
Headphone/microphone combo jack
Dock
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 T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
Operating System (OS) Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) -
MISCELLANEOUS Lenovo ThinkPad T450s Lenovo ThinkPad X1 Carbon (7th Gen) (20QE)
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
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, 1 USB 3.0 (Always On), ThinkEngine, MIL-STD-810G tested Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested
Compliant Standards ISO 9001, ISO 14001, ISO 27001 RoHS
ENERGY STAR Certified Yes Yes
Manufacturer Warranty Limited warranty - 2 years - pick-up and return -
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