Detailed comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS ExpertBook B5 (B5402CVA). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) 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 port selection
average display brightness
heavier than competitors
limited graphics performance
no thunderbolt support
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.7 cm x 1.993 cm | 32.34 cm x 22.31 cm x 1.8 cm |
| Weight | 1.76 kg | 1.27 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | Magnesium-aluminum alloy |
| Colour | Thunder black | Star black |
| DISPLAY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| 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 | 250 cd/m² | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, 170° viewing angle | Anti-glare, WideView, IPS-level, 85% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 5 GHz |
| Number of Cores | 10-core | 12-core |
| Cache | 12 MB | 18 MB |
| Platform Technology | - | Intel vPro Platform |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| RAM | 16 GB (1 x 16 GB) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 64 GB | 40 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | - | Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 63 Wh |
| AC ADAPTER | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 65 Watt, 20 V, 3.25 A |
| INPUT | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad, NumberPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence | Windows 11 Pro |
|---|---|---|
| Software Included | - | Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS ExpertBook B5 (B5402CVA) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Discrete 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 | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password | MIL-STD-810H tested, Cortana support |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | - |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| 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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