Lenovo ThinkBook 15-IIL (20SM) vs. ASUS ExpertBook B5 (B5402CBA)

Laptop Comparison, Reviews and Tests
Lenovo ThinkBook 15-IIL (20SM)
Lenovo ThinkBook 15-IIL (20SM)

Our Rating: 75 %

In depth comparison and review of Lenovo ThinkBook 15-IIL (20SM) and ASUS ExpertBook B5 (B5402CBA). 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 15-IIL (20SM) Review

Advantages and disadvantages of Lenovo ThinkBook 15-IIL (20SM) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

solid build quality

decent battery life

good processor performance

adequate storage options

average display quality

limited graphics capability

no thunderbolt support

heavier design

ASUS ExpertBook B5 (B5402CBA) Review

Advantages and disadvantages of ASUS ExpertBook B5 (B5402CBA) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight design

robust security features

efficient performance

long battery life

fast charging support

limited graphics capability

average display quality

higher price point

noisy under load

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 15-IIL (20SM) and ASUS ExpertBook B5 (B5402CBA)
78 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
74 % - Battery
81 % - Design
84 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 15-IIL (20SM) vs. ASUS ExpertBook B5 (B5402CBA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.4 cm x 24.5 cm x 1.89 cm 32.34 cm x 22.31 cm x 1.8 cm
Weight 1.8 kg 1.25 kg
Case Material Aluminum, polycarbonate ABS -
Colour Mineral grey Star black
DISPLAY Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Screen Size (Type) 15.6" - 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 250 cd/m² 400 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare Anti-glare, WideView, 85% screen-to-body ratio
PROCESSOR Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
CPU Intel Core i5 (10th Gen) 1035G1 / 1 GHz Intel Core i5 (12th Gen) 1240P / 1.7 GHz
Max Turbo Speed 3.6 GHz 4.4 GHz
Number of Cores Quad-Core 12-core
Cache 6 MB 12 MB
64-bit Computing Yes -
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
RAM 8 GB (1 x 8 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB 40 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 2666 MHz -
Rated Speed 2666 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - 720p Yes - 720p
Camera Features ThinkShutter camera privacy Privacy shutter, IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
COMMUNICATIONS Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Technology Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 45 Wh 63 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Type Keyboard, touchpad Keyboard, NumberPad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard, 1.5mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces USB 2.0
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
USB 2.0
LAN
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI 2.0a
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Operating System (OS) Windows 10 Pro 64-bit Edition - French Windows 11 Pro
Software Included Microsoft Office (30 days trial) McAfee, MyASUS, Microsoft 365 (1 month trial)
MISCELLANEOUS Lenovo ThinkBook 15-IIL (20SM) ASUS ExpertBook B5 (B5402CBA)
Included Accessories Power adapter USB-C 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 security slot Kensington 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, RapidCharge, MIL-STD-810G tested MIL-STD-810H tested, Cortana support
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - pick-up and return
Model Number - KII5X
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