Detailed comparison and review of Lenovo ThinkPad T15 Gen 1 (20S7) and Lenovo ThinkPad L15 Gen 3 (21C8). 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 T15 Gen 1 (20S7) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good security features
reliable performance
solid battery life
heavier than competitors
average display brightness
limited graphics power
higher price point
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 | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.58 cm x 24.8 cm x 1.91 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 1.81 kg | 1.76 kg |
| Case Material | Polycarbonate ABS, glass-fibre, magnesium alloy, polyphenylene sulfide, polyamide, Talc15 | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black | Thunder black |
| DISPLAY | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% | 45% NTSC |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | AMD Ryzen 7 Pro 5875U / 2 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.5 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 40 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) - Samsung | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | 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, Dolby Voice |
| COMMUNICATIONS | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | AMD RZ616 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Technology | 3-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 42 Wh |
| Battery Life | Up to 15.26 hours | - |
| AC ADAPTER | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack LAN Dock |
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 | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T15 Gen 1 (20S7) | Lenovo ThinkPad L15 Gen 3 (21C8) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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, RapidCharge, 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 3, TCG Certified |
| 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% |