ASUS ExpertBook B1 (B1402CBA) vs. Lenovo ThinkPad L13 Gen 4 (21FG)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ExpertBook B1 (B1402CBA) and Lenovo ThinkPad L13 Gen 4 (21FG). 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 (B1402CBA) Review

Advantages and disadvantages of ASUS ExpertBook B1 (B1402CBA) based on its technical characteristics, features, user experience, expert reviews and price level.

robust military-grade durability

efficient multitasking capabilities

comprehensive connectivity options

anti-glare display technology

lightweight, portable design

mediocre battery life

standard 250-nit brightness

limited graphics performance

noisy under load

Lenovo ThinkPad L13 Gen 4 (21FG) Review

Advantages and disadvantages of Lenovo ThinkPad L13 Gen 4 (21FG) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

reliable performance

compact and portable

average display brightness

limited graphics power

no thunderbolt support

higher price point

Laptop Comparison and Tests

Difference between ASUS ExpertBook B1 (B1402CBA) and Lenovo ThinkPad L13 Gen 4 (21FG)
86 % - Design
75 % - Display
70 % - Performance
86 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS ExpertBook B1 (B1402CBA) vs. Lenovo ThinkPad L13 Gen 4 (21FG) Comparison Chart
DESIGN AND DIMENSIONS ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.69 cm x 21.45 cm x 1.99 cm 30.5 cm x 21.8 cm x 1.723 cm
Weight 1.49 kg 1.26 kg
Case Material Plastic Aluminium (top), glass-fibre reinforced plastic (bottom)
Colour Star black Thunder black
DISPLAY ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Screen Size (Type) 14" 13.3" - IPS
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 45% NTSC
Features Anti-glare, WideView, NanoEdge display, 81% screen-to-body ratio Anti-glare, 170° viewing angle
PROCESSOR ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.4 GHz 4.6 GHz
Number of Cores 10-core 10-core
Cache L3 - 12 MB 12 MB
Features Intel Smart Cache Integrated memory controller
MEMORY ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 40 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed - 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Graphics Processor (GPU) Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 1080p
Camera Features Privacy shutter, IR camera, Windows Hello Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Speaker, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio Premium
Audio Features Output: Audio by Dirac Input: Dolby Voice
COMMUNICATIONS ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Wireless 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller - Intel Wi-Fi 6 AX 201
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 46 Wh
AC ADAPTER ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 20 V, 3.25 A 65 Watt
INPUT ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, chiclet keyboard, 1.4mm travel distance Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Interfaces USB 2.0
USB 3.2 Gen 1
USB-C 3.2 Gen 1 (Power Delivery)
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
Headphone/microphone combo jack
LAN
HDMI 1.4
USB 3.2 Gen 1
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 Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
SOFTWARE ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Operating System (OS) Windows 11 Pro Windows 11 Pro - English
MISCELLANEOUS ASUS ExpertBook B1 (B1402CBA) Lenovo ThinkPad L13 Gen 4 (21FG)
Included Accessories USB-C 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, fingerprint reader, smart card reader
Security Slot Type Kensington nano security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Hard drive password, MIL-STD-810H tested, BIOS protection, Computrace ready from BIOS Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS, REACH, TCO Certified 9.0, FSC Mix RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
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 - response time: next business day
Model Number EBI5X -
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