Detailed comparison and review of ASUS ExpertBook B5 (B5602CBA) and Lenovo ThinkPad L15 Gen 4 (21H3). 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 ASUS ExpertBook B5 (B5602CBA) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight design
robust security features
fast charging support
high-resolution display
efficient performance
limited graphics capability
average battery life
higher price point
noisy under load
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 4 (21H3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust connectivity options
supports fast charging
dedicated nvidia gpu
upgradeable ram and storage
solid build quality
average battery capacity
basic 250-nit display
limited cpu performance
no fingerprint reader
DESIGN AND DIMENSIONS | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 35.82 cm x 26.12 cm x 1.99 cm | 36.02 cm x 23.7 cm x 1.993 cm |
Weight | 1.5 kg | 1.77 kg |
Case Material | - | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Star black | Thunder black |
DISPLAY | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Screen Size (Type) | 16" | 15.6" - IPS |
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Screen Resolution | 3840 x 2400 (WQUXGA) | 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 | 400 cd/m² | 250 cd/m² |
Colour Gamut | 100% DCI-P3 | 45% NTSC |
Features | Glossy, Pantone Validated, 83% screen-to-body ratio | Anti-glare |
PROCESSOR | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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CPU | Intel Core i5 (12th Gen) 1240P / 1.7 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
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Max Turbo Speed | 4.4 GHz | 4.6 GHz |
Number of Cores | 12-core | 10-core |
Cache | 12 MB | 12 MB |
Features | - | Integrated memory controller |
MEMORY | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 16 GB) |
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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 | 1 | 1 |
STORAGE | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
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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 | Speaker, array microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio |
Audio Features | Output: Smart Amp | Input: Dolby Voice, far-field |
COMMUNICATIONS | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | - | Intel I219-V |
Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
WWAN |
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Generation | - | 4G upgradable |
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BATTERY | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Technology | 4-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 84 Wh | 57 Wh |
AC ADAPTER | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 90 Watt, 20 V, 4.5 A | 65 Watt |
INPUT | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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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 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | - |
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Interfaces | USB 3.2 Gen 2 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI 2.0b USB 2.0 LAN |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
Memory Card Reader | Yes (microSD) | Yes (microSD) |
SOFTWARE | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Operating System (OS) | Windows 11 Pro | Windows 11 Pro - English |
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Software Included | LoJack for Laptops, McAfee, MyASUS, Microsoft 365 (1 month trial) | - |
MISCELLANEOUS | ASUS ExpertBook B5 (B5602CBA) | Lenovo ThinkPad L15 Gen 4 (21H3) |
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Included Accessories | USB-C power adapter | USB-C power adapter |
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Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
Security Slot Type | Kensington security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Hard drive password, MIL-STD-810H tested, Computrace ready from BIOS | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | RoHS | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site - response time: next business day |
Model Number | L2I5X | - |