In depth comparison and review of Lenovo IdeaPad S540-13IML (81XA) and ASUS ExpertBook B1 (B1502CBA). 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.
Advantages and disadvantages of Lenovo IdeaPad S540-13IML (81XA) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp QHD display
impressive battery life
fast charging support
lightweight and portable
limited port selection
no dedicated GPU
average speaker quality
higher price segment
Advantages and disadvantages of ASUS ExpertBook B1 (B1502CBA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust military-grade durability
efficient multitasking capabilities
comprehensive connectivity options
lightweight and portable design
advanced security features
average battery life
modest display quality
limited graphics performance
higher price point
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.69 cm x 20.85 cm x 1.595 cm | 36.16 cm x 23.3 cm x 1.99 cm |
| Weight | 1.25 kg | 1.69 kg |
| Case Material | Aluminum, glass | Plastic |
| Colour | Light silver | Star black |
| DISPLAY | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Screen Size (Type) | 13.3" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 300 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Glossy, Wide Viewing Angle | Anti-glare, NanoEdge display, 83% screen-to-body ratio |
| PROCESSOR | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 6 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | IR camera, ToF sensor | IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Speaker, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | - | Output: Audio by Dirac |
| COMMUNICATIONS | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| 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 S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 42 Wh |
| Battery Life | Up to 18.5 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| 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 S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Slots | - | 2 x PCI Express 4.0 x4 / M.2 2280 (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
Headphone/microphone combo jack HDMI 1.4 LAN 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) |
| SOFTWARE | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo IdeaPad S540-13IML (81XA) | ASUS ExpertBook B1 (B1502CBA) |
|---|
| Included Accessories | Power adapter | USB-C 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, RapidCharge | Hard drive password, MIL-STD-810H tested, BIOS protection, Computrace ready from BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, REACH, TCO Certified 9.0, FSC Mix |
| SAR Value | 0.599 W/kg (body), 0.599 W/kg (limb) | - |
| Specific Absorption Rate (SAR) | 0.599 W/kg (body) 0.599 W/kg (limb) |
- |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | - | BQI5X |
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