Lenovo ThinkBook 14 G4 ABA (21DK) vs. ASUS ExpertBook B5 (B5402CEA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkBook 14 G4 ABA (21DK) and ASUS ExpertBook B5 (B5402CEA). 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 ThinkBook 14 G4 ABA (21DK) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4 ABA (21DK) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient Ryzen processor

comfortable keyboard layout

affordable price point

solid state drive included

average battery life

no thunderbolt support

dim display brightness

limited graphics performance

ASUS ExpertBook B5 (B5402CEA) Review

Advantages and disadvantages of ASUS ExpertBook B5 (B5402CEA) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

robust security features

efficient multitasking performance

long battery life

fast charging support

average display quality

limited graphics performance

higher price point

noisy under load

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 14 G4 ABA (21DK) and ASUS ExpertBook B5 (B5402CEA)
82 % - Design
72 % - Display
82 % - Performance
85 % - Connectivity
76 % - Battery
82 % - Design
85 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 14 G4 ABA (21DK) vs. ASUS ExpertBook B5 (B5402CEA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.3 cm x 21.8 cm x 1.79 cm 32.34 cm x 22.31 cm x 1.8 cm
Weight 1.4 kg 1.22 kg
Case Material Aluminum Aluminum, magnesium-aluminum alloy
Colour Dual tone mineral grey Star black
DISPLAY Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Screen Size (Type) 14" - IPS 14"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, 170° viewing angle Anti-glare, 85% screen-to-body ratio
PROCESSOR Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
CPU AMD Ryzen 5 5625U / 2.3 GHz Intel Core i5 (11th Gen) 1155G7 / 2.5 GHz
Max Turbo Speed 4.3 GHz 4.5 GHz
Number of Cores 6-core Quad-Core
Cache L3 - 16 MB 8 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 40 GB 40 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 ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Graphics Processor (GPU) AMD Radeon 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 - 1080p Yes - 720p
Camera Features Privacy shutter, fixed focus Privacy shutter, IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Stereo speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Technology Lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 45 Wh 63 Wh
Battery Life Up to 8 hours -
Battery Run Time Local video (1080p) playback time (150 nits): up to 8 hours -
AC ADAPTER Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Type Keyboard, touchpad Keyboard, NumberPad
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad Chiclet keyboard, 1.5mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Slots 1 x M.2 (PCI Express 3.0 x4) (0 free)
1 x M.2 (PCI Express 3.0 x4) (1 free)
2 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
HDMI
LAN
Headphone/microphone combo jack
USB 2.0
LAN
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Operating System (OS) Windows 11 Pro - English Windows 11 Pro
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo ThinkBook 14 G4 ABA (21DK) ASUS ExpertBook B5 (B5402CEA)
Included Accessories USB-C power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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 Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro ErgoLift, MIL-STD-810H tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution) CTR 21, UL 1459, FCC Part 15 Class B, JIS C 0950, EU RoHS, EU REACH
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 Limited warranty - 1 year - pick-up and return -
Model Number - KI0266X
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