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A detailed list of technical data, specifications, ratings and expert review of Lenovo ThinkPad L13 Gen 3 (21B4). Get a comprehensive look at your chosen laptop and see if this is the one that will best suit your needs. You can also use the comparison feature to compare with other competing laptops.
robust build quality
efficient performance
good keyboard feel
adequate connectivity options
competitive price point
average display quality
modest battery life
limited graphics power
noisy under load
Total Rating
design and dimensions display processor memory storage audio & video communications battery ac adapter input connections & expansions software miscellaneous
| DESIGN AND DIMENSIONS Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Product Type | Notebook |
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| Dimensions (WxDxH) | 30.5 cm x 21.8 cm x 1.73 cm |
| Weight | 1.26 kg |
| Case Material | Aluminium (top), glass-fibre reinforced plastic (bottom) |
| Colour | Thunder black |
| DISPLAY Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Screen Size (Type) | 13.3" - IPS |
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| Touchscreen | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) |
| Widescreen | Yes |
| Image Aspect Ratio | 16:10 |
| Image Brightness | 300 cd/m² |
| Colour Gamut | 72% NTSC |
| Features | Anti-glare, capacitive touch screen, 170° viewing angle |
| PROCESSOR Lenovo ThinkPad L13 Gen 3 (21B4) |
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| CPU | Intel Core i5 (12th Gen) 1245U / 1.6 GHz |
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| Max Turbo Speed | 4.4 GHz |
| Number of Cores | 10-core |
| Cache | 12 MB |
| Features | Integrated memory controller |
| MEMORY Lenovo ThinkPad L13 Gen 3 (21B4) |
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| RAM | 16 GB (provided memory is soldered) |
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| RAM Type | DDR4 SDRAM |
| Speed | 3200 MHz |
| Rated Speed | 3200 MHz |
| STORAGE Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
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| AUDIO & VIDEO Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Graphics Processor (GPU) | 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 - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio, Dolby Voice |
| COMMUNICATIONS Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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| Wireless Controller | Intel Wi-Fi 6E AX 211 |
| Features | Dual stream (2x2) |
| BATTERY Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Technology | 4-cell lithium polymer |
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| Battery Capacity (Size) | 46 Wh |
| Battery Life | Up to 14.3 hours |
| AC ADAPTER Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Input | AC 100-240 V (50/60 Hz) |
|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Type | Keyboard, TrackPoint, UltraNav |
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| Keyboard Backlight | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Interfaces |
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 Headphone/microphone combo jack |
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| SOFTWARE Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
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| MISCELLANEOUS Lenovo ThinkPad L13 Gen 3 (21B4) |
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| Included Accessories | USB-C power adapter |
|---|---|
| Security | Discrete 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| 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% |
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