ASUS ExpertBook B1 (B1400CDA) vs. Lenovo ThinkBook 13s G4 ARB (21AS)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ExpertBook B1 (B1400CDA) and Lenovo ThinkBook 13s G4 ARB (21AS). 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 ThinkBook 13s G4 ARB (21AS) Review

Advantages and disadvantages of Lenovo ThinkBook 13s G4 ARB (21AS) based on its technical characteristics, features, user experience, expert reviews and price level.

slim lightweight design

sharp 2560x1600 display

solid state drive storage

good battery life

competitive price point

average graphics performance

no HDMI port

limited color options

8GB RAM may limit

Laptop Comparison and Tests

Difference between ASUS ExpertBook B1 (B1400CDA) and Lenovo ThinkBook 13s G4 ARB (21AS)
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
72 % - Battery
85 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ExpertBook B1 (B1400CDA) vs. Lenovo ThinkBook 13s G4 ARB (21AS) Comparison Chart
DESIGN AND DIMENSIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.34 cm x 21.56 cm x 1.92 cm 29.7 cm x 21.1 cm x 1.49 cm
Weight 1.46 kg 1.23 kg
Case Material Aluminum, plastic Aluminium (top), aluminium (bottom)
Colour Black (bottom), star black (LCD cover), star black (top) Dual tone arctic grey
DISPLAY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Screen Size (Type) 14" 13.3" - 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 300 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, IPS-level Anti-glare, Low Blue Light technology, 170° viewing angle, Dolby Vision
PROCESSOR ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
CPU AMD Ryzen 3 3250U / 2.6 GHz AMD Ryzen 5 6600U / 2.9 GHz
Max Turbo Speed 3.5 GHz 4.5 GHz
Number of Cores Dual-Core 6-core
Cache 4 MB L3 - 16 MB
Features - Integrated memory controller
MEMORY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed - 6400 MHz
Rated Speed - 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Graphics Processor (GPU) AMD Radeon Graphics AMD Radeon 660M
Max Monitors Supported - 3 external monitor(s)
Camera - Yes - 1080p
Camera Features - Privacy shutter, fixed focus
Sound Speaker, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features - Harman-branded, AI noise cancelling
COMMUNICATIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Network Interface Gigabit Ethernet -
Features Single stream (1x1) Dual stream (2x2)
BATTERY ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 56 Wh
Battery Life - Up to 19.1 hours
Battery Run Time - Local video (1080p) playback time (150 nits): up to 19.1 hours
AC ADAPTER ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 65 Watt
INPUT ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight - Yes
Features Spill-resistant, chiclet keyboard, 1.5mm travel distance Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad
CONNECTIONS & EXPANSIONS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
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 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
SOFTWARE ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Operating System (OS) Windows 10 Pro Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS ASUS ExpertBook B1 (B1400CDA) Lenovo ThinkBook 13s G4 ARB (21AS)
Included Accessories Power adapter USB-C slim wall mount power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
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, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS
Compliant Standards TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution) RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
Repairability Index 6.7 (out of 10) -
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Silver
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Model Number EK0583R -
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