Lenovo IdeaPad S145-15API (81UT) vs. ASUS ExpertBook B5 (B5402CEA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S145-15API (81UT) 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 IdeaPad S145-15API (81UT) Review

Advantages and disadvantages of Lenovo IdeaPad S145-15API (81UT) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent processor performance

sufficient connectivity options

simple user interface

average display quality

limited battery life

modest graphics capability

no backlight keyboard

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 IdeaPad S145-15API (81UT) and ASUS ExpertBook B5 (B5402CEA)
69 % - Design
63 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery
82 % - Design
85 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad S145-15API (81UT) vs. ASUS ExpertBook B5 (B5402CEA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.22 cm x 25.15 cm x 1.99 cm 32.34 cm x 22.31 cm x 1.8 cm
Weight 1.85 kg 1.22 kg
Case Material Polycarbonate ABS Aluminum, magnesium-aluminum alloy
Colour Granite black IMR Star black
DISPLAY Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Screen Size (Type) 15.6" - TN 14"
LCD Backlight Technology LED backlight -
Screen Resolution 1366 x 768 (HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 400 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare Anti-glare, 85% screen-to-body ratio
PROCESSOR Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
CPU AMD Ryzen 3 3200U / 2.6 GHz Intel Core i5 (11th Gen) 1155G7 / 2.5 GHz
Max Turbo Speed 3.5 GHz 4.5 GHz
Number of Cores Dual-Core Quad-Core
Cache L3 - 4 MB 8 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
RAM 4 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 12 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz -
Rated Speed 2400 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 1
STORAGE Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Graphics Processor (GPU) AMD Radeon Vega 3 Intel Iris Xe Graphics
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes Yes - 720p
Resolution 0.3 Megapixel -
Camera Features - Privacy shutter, IR camera, Windows Hello
Sound Stereo speakers, microphone Stereo speakers, array microphone
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 Card -
Network Interface - Gigabit Ethernet
Features Single stream (1x1) Dual stream (2x2)
BATTERY Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Technology Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 30 Wh 63 Wh
Battery Life Up to 4 hours -
AC ADAPTER Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
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 IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Type Keyboard, touchpad Keyboard, NumberPad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Chiclet keyboard, 1.5mm travel distance
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Slots - 2 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces USB 2.0
2 x USB 3.1 Gen 1
HDMI
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 IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Operating System (OS) Windows 10 Home in S mode - English Windows 11 Pro
Software Included Microsoft Office (30 days trial) -
MISCELLANEOUS Lenovo IdeaPad S145-15API (81UT) ASUS ExpertBook B5 (B5402CEA)
Included Accessories Power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password ErgoLift, MIL-STD-810H tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 CTR 21, UL 1459, FCC Part 15 Class B, JIS C 0950, EU RoHS, EU REACH
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number - KI0266X
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