Lenovo ThinkPad T14 Gen 3 (21AH) vs. ASUS VivoBook 14 (X1400EA)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T14 Gen 3 (21AH)
Lenovo ThinkPad T14 Gen 3 (21AH)

Our Rating: 85 %

In depth comparison and review of Lenovo ThinkPad T14 Gen 3 (21AH) and ASUS VivoBook 14 (X1400EA). 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 T14 Gen 3 (21AH) Review

Advantages and disadvantages of Lenovo ThinkPad T14 Gen 3 (21AH) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

good security features

efficient thermal management

average display brightness

modest onboard graphics

higher price point

limited color accuracy

ASUS VivoBook 14 (X1400EA) Review

Advantages and disadvantages of ASUS VivoBook 14 (X1400EA) based on its technical characteristics, features, user experience, expert reviews and price level.

compact lightweight design

affordable price point

solid state drive included

decent battery life

full hd display

average processor performance

limited graphics capabilities

fewer connectivity options

basic audio quality

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T14 Gen 3 (21AH) and ASUS VivoBook 14 (X1400EA)
85 % - Design
72 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T14 Gen 3 (21AH) vs. ASUS VivoBook 14 (X1400EA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 31.77 cm x 22.69 cm x 1.79 cm 32.54 cm x 21.6 cm x 1.99 cm
Weight 1.21 kg 1.6 kg
Case Material Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) -
Colour Thunder black Indie black
DISPLAY Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Screen Size (Type) 14" - IPS 14"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 400 cd/m² 220 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features Anti-glare, 170° viewing angle, Low Power, ICC template colour calibration Anti-glare, 82% screen-to-body ratio
PROCESSOR Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Pentium Gold 7505 / 2 GHz
Max Turbo Speed 4.4 GHz 3.5 GHz
Number of Cores 10-core Dual-Core
Cache 12 MB 4 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
RAM 8 GB (provided memory is soldered) 4 GB (provided memory is soldered)
Max RAM Supported 40 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 128 GB SSD M.2 2280 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel UHD Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes - VGA
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus, Human Presence Detection (software) -
Sound Stereo speakers, dual array microphone Speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice -
Audio Features - Output: ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac, Bluetooth 5.1
Wireless Controller Intel Wi-Fi 6E AX 211 -
Network Interface Gigabit Ethernet -
Ethernet Controller Intel I219-V -
Features Wake-on-LAN (WOL), dual stream (2x2) Single stream (1x1)
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Technology Lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) 39.3 Wh 37 Wh
AC ADAPTER Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard, 1.4mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Slots - 1 x Serial ATA (1 free)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Headphone/microphone combo jack
USB 3.2 Gen 1
2 x USB 2.0
USB-C 3.2 Gen 1
HDMI 1.4
SOFTWARE Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English Windows 11 Home in S mode
Software Included Glance by Mirametrix McAfee, Microsoft 365 Personal (1 year subscription), MyASUS
MISCELLANEOUS Lenovo ThinkPad T14 Gen 3 (21AH) ASUS VivoBook 14 (X1400EA)
Included Accessories USB-C power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington nano security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0 BIOS protection
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Manufacturer Warranty Base warranty - 3 years - pick-up and return
Extended warranty - 1 year - on-site
Base warranty - battery - 1 year
Limited warranty - 1 year - pick-up and return
Model Number - EK1651WS
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