Lenovo IdeaPad Flex 5 15IIL05 (81X3) vs. ASUS ExpertBook B5 Flip (B5402FBAV)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo IdeaPad Flex 5 15IIL05 (81X3) and ASUS ExpertBook B5 Flip (B5402FBAV). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo IdeaPad Flex 5 15IIL05 (81X3) Review

Advantages and disadvantages of Lenovo IdeaPad Flex 5 15IIL05 (81X3) based on its technical characteristics, features, user experience, expert reviews and price level.

flexible 2-in-1 design

responsive touchscreen display

affordable price point

solid build quality

decent battery life

moderate display brightness

average processor speed

limited graphics performance

no thunderbolt support

ASUS ExpertBook B5 Flip (B5402FBAV) Review

Advantages and disadvantages of ASUS ExpertBook B5 Flip (B5402FBAV) based on its technical characteristics, features, user experience, expert reviews and price level.

360-degree hinge versatility

lightweight and portable

robust security features

fast charging support

high-quality display

average battery life

limited graphics performance

higher price range

noisy under load

Laptop Comparison and Tests

Difference between Lenovo IdeaPad Flex 5 15IIL05 (81X3) and ASUS ExpertBook B5 Flip (B5402FBAV)
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
74 % - Battery
85 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad Flex 5 15IIL05 (81X3) vs. ASUS ExpertBook B5 Flip (B5402FBAV) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 35.76 cm x 23.79 cm x 2.09 cm 32.34 cm x 22.31 cm x 1.8 cm
Weight 1.8 kg 1.38 kg
Case Material Aluminum, polycarbonate ABS -
Colour Graphite grey Star black
DISPLAY Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Screen Size (Type) 15.6" 14"
Touchscreen Yes (10-point multi-touch) Yes
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 45% 100% sRGB
Features Glossy, One Glass Solution, Wide Viewing Angle, capacitive touch screen Anti-glare, 85% screen-to-body ratio
PROCESSOR Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
CPU Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz Intel Core i5 (12th Gen) 1240P / 1.7 GHz
Max Turbo Speed 3.4 GHz 4.4 GHz
Number of Cores Dual-Core 12-core
Cache 4 MB 12 MB
64-bit Computing Yes -
Platform Technology - Intel vPro Essentials
Features Integrated memory controller -
MEMORY Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
RAM 4 GB (provided memory is soldered) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported - 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - 720p Yes - 720p
Camera Features Privacy shutter, fixed focus Privacy shutter, IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Speaker, array microphone
Compliant Standards High Definition Audio, Dolby Atmos Dolby Atmos
COMMUNICATIONS Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
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
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Technology Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 52.5 Wh 63 Wh
Battery Life Up to 10.5 hours -
AC ADAPTER Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
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 Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Type Keyboard, touchpad Keyboard, stylus, NumberPad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Multi-touch touchpad Chiclet keyboard, 1.5mm travel distance
CONNECTIONS & EXPANSIONS Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
HDMI 2.0a
Headphone/microphone combo jack
USB 3.2 Gen 2
USB 2.0
2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
LAN
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Operating System (OS) Windows 10 Home in S mode - English Windows 11 Pro
Software Included Microsoft Office (Trial) McAfee, MyASUS, Microsoft 365 (1 month trial)
MISCELLANEOUS Lenovo IdeaPad Flex 5 15IIL05 (81X3) ASUS ExpertBook B5 Flip (B5402FBAV)
Included Accessories Power adapter USB-C power adapter, MPP 2.0 garaged stylus
Integrated Options Accelerometer -
Security - Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features Hard drive password, power-on password, RapidCharge, smart charge MIL-STD-810H tested, Cortana support
Compliant Standards RoHS, ERP -
SAR Value 1.624 W/kg (body), 1.624 W/kg (limb) -
ENERGY STAR Certified Yes -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - pick-up and return
Model Number - HYI5X
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