In depth comparison and review of Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) 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.
Advantages and disadvantages of Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) based on its technical characteristics, features, user experience, expert reviews and price level.
slim lightweight design
fast ssd storage
good battery life
comfortable keyboard
decent display quality
average graphics performance
no thunderbolt support
limited port selection
mediocre speaker quality
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
| DESIGN AND DIMENSIONS | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 30.76 cm x 21.64 cm x 1.59 cm | 32.34 cm x 22.31 cm x 1.8 cm |
| Weight | 1.32 kg | 1.22 kg |
| Case Material | Aluminum | Aluminum, magnesium-aluminum alloy |
| Colour | Mineral grey | Star black |
| DISPLAY | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Screen Size (Type) | 13.3" - 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 | - | 100% sRGB |
| Features | Anti-glare, 170° viewing angle, Dolby Vision | Anti-glare, 85% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (11th Gen) 1155G7 / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.5 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| RAM | 8 GB (1 x 8 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Main Storage Size (HDD/SSD) | 256 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 ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| 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 - 720p |
| Camera Features | ThinkShutter camera privacy | Privacy shutter, IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio X3 | - |
| Audio Features | Harman audio technology | - |
| COMMUNICATIONS | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 63 Wh |
| Battery Life | Up to 11 hours | - |
| AC ADAPTER | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | 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 ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Slots | - | 2 x M.2 (PCI Express 3.0 x4) (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 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 USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI |
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) | ASUS ExpertBook B5 (B5402CEA) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | 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 |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | 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 |
| SAR Value | 0.568 W/kg (body), 0.568 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return | - |
| Model Number | IML 20RR | KI0266X |
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