Side by side comparison and review of Lenovo ThinkPad L14 Gen 1 (20U6) and Lenovo ThinkPad L15 Gen 4 (21H3). 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 Lenovo ThinkPad L14 Gen 1 (20U6) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good security features
solid performance
reasonable price
average display quality
heavier design
modest battery life
limited graphics power
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 | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 33.1 cm x 23.5 cm x 2.04 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 1.61 kg | 1.77 kg |
| Case Material | Polycarbonate ABS | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black | Thunder black |
| DISPLAY | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | - | 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 |
| Colour Gamut | 45% | 45% NTSC |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| CPU | No CPU | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.6 GHz |
| Number of Cores | - | 10-core |
| Cache | - | 12 MB |
| Features | - | Integrated memory controller |
| MEMORY | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| RAM | 0 GB | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 2 | 1 |
| STORAGE | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Main Storage Size (HDD/SSD) | - | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Graphics Processor (GPU) | - | 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 - 720p | Yes - 1080p |
| Camera Features | Fixed focus, ThinkShutter camera privacy | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, far-field |
| COMMUNICATIONS | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Wireless | - | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 57 Wh |
| Battery Life | Up to 14.36 hours | - |
| AC ADAPTER | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt |
| INPUT | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack Dock |
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 | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Operating System (OS) | No operating system | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad L14 Gen 1 (20U6) | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | - | 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 | Administrator password, hard drive password, power-on password, MIL-STD-810G tested | 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 |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site - response time: next business day |
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