ASUS ExpertBook B1 (B1400CDA) vs. Lenovo ThinkPad T14s Gen 3 (21BS)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ExpertBook B1 (B1400CDA) and Lenovo ThinkPad T14s Gen 3 (21BS). 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.

ASUS ExpertBook B1 (B1400CDA) Review

Advantages and disadvantages of ASUS ExpertBook B1 (B1400CDA) based on its technical characteristics, features, user experience, expert reviews and price level.

robust military-grade durability

efficient multitasking capabilities

comprehensive connectivity options

lightweight and portable design

reasonable price point

average battery life

mediocre display quality

limited graphics performance

noisy under load

Lenovo ThinkPad T14s Gen 3 (21BS) Review

Advantages and disadvantages of Lenovo ThinkPad T14s Gen 3 (21BS) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

bright display

higher price point

limited graphics performance

no OLED option

heavier than competitors

Laptop Comparison and Tests

Difference between ASUS ExpertBook B1 (B1400CDA) and Lenovo ThinkPad T14s Gen 3 (21BS)
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
72 % - Battery
83 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ExpertBook B1 (B1400CDA) vs. Lenovo ThinkPad T14s Gen 3 (21BS) Comparison Chart
DESIGN AND DIMENSIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.34 cm x 21.56 cm x 1.92 cm 31.75 cm x 22.69 cm x 1.66 cm
Weight 1.46 kg 1.21 kg
Case Material Aluminum, plastic Aluminium (bottom), carbon fibre hybrid (top)
Colour Black (bottom), star black (LCD cover), star black (top) Thunder black
DISPLAY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Screen Size (Type) 14" 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, IPS-level Anti-glare, 170° viewing angle, Eyesafe technology
PROCESSOR ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
CPU AMD Ryzen 3 3250U / 2.6 GHz Intel Core i7 (12th Gen) 1265U / 1.8 GHz
Max Turbo Speed 3.5 GHz 4.8 GHz
Number of Cores Dual-Core 10-core
Cache 4 MB 12 MB
Features - Integrated memory controller
MEMORY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
RAM 8 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed - 4800 MHz
Rated Speed - 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory
AUDIO & VIDEO ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Graphics Processor (GPU) AMD Radeon Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Camera - Yes - 1080p
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Speaker, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio, Dolby Voice
COMMUNICATIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Features Single stream (1x1) -
BATTERY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Technology 3-cell Lithium Ion 4-cell lithium polymer
Battery Capacity (Size) 42 Wh 57 Wh
Battery Life - Up to 24 hours
AC ADAPTER ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 45 Watt, 5 / 9 / 15 / 20 V
INPUT ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight - Yes
Features Spill-resistant, chiclet keyboard, 1.5mm travel distance Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Interfaces Headphone/microphone combo jack
2 x USB 3.2 Gen 2
USB 2.0
USB-C 3.2 Gen 2
HDMI
LAN
VGA
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
SOFTWARE ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Operating System (OS) Windows 10 Pro Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
MISCELLANEOUS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkPad T14s Gen 3 (21BS)
Included Accessories Power adapter USB-C power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features System password, hard drive password, MIL-STD-810H tested Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication
Compliant Standards TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution) RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified
Repairability Index 6.7 (out of 10) -
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Model Number EK0583R -
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