Side by side comparison and review of ASUS ExpertBook B5 (B5402CVA) and Lenovo ThinkPad L15 Gen 3 (21C8). 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.
Advantages and disadvantages of ASUS ExpertBook B5 (B5402CVA) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
powerful intel processor
robust security features
high-quality display
fast charging support
limited graphics performance
higher price point
average speaker quality
noisy under load
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C8) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good battery life
solid performance
adequate connectivity options
average display quality
heavier than competitors
limited graphics performance
higher price point
| DESIGN AND DIMENSIONS | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.34 cm x 22.31 cm x 1.8 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 1.27 kg | 1.76 kg |
| Case Material | Magnesium-aluminum alloy | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Star black | Thunder black |
| DISPLAY | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, WideView, IPS-level, 85% screen-to-body ratio | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| CPU | Intel Core i7 (13th Gen) 1360P / 2.2 GHz | AMD Ryzen 7 Pro 5875U / 2 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.5 GHz |
| Number of Cores | 12-core | 8-core |
| Cache | 18 MB | L3 - 16 MB |
| Platform Technology | Intel vPro Platform | - |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 40 GB | 64 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 0 | 1 |
| STORAGE | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|
| AUDIO & VIDEO | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | AMD Radeon Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio, Dolby Voice |
| Audio Features | Input: AI noise cancelling | - |
| COMMUNICATIONS | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | AMD RZ616 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL) |
| BATTERY | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Technology | 3-cell Lithium Ion | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 63 Wh | 42 Wh |
| AC ADAPTER | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Type | Keyboard, touchpad, NumberPad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, chiclet keyboard, 1.5mm travel distance | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Interfaces | 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 USB 3.2 Gen 2 HDMI 2.1 Headphone/microphone combo jack LAN |
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) HDMI USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Operating System (OS) | Windows 11 Pro | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|---|---|
| Software Included | Microsoft 365 (1 month trial) | - |
| MISCELLANEOUS | ASUS ExpertBook B5 (B5402CVA) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | MIL-STD-810H tested, Cortana support | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return | - |
| Model Number | KIi715X | - |
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