In depth comparison and review of Lenovo ThinkPad T15g Gen 2 (20YS) and Lenovo ThinkPad L15 Gen 3 (21C4). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad T15g Gen 2 (20YS) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful professional graphics
robust build quality
high-resolution display
advanced cooling system
expandable memory options
heavier than competitors
expensive base model
average battery life
limited color accuracy
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 37.54 cm x 25.23 cm x 3.145 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 2.87 kg | 1.76 kg |
| Case Material | Glass-fibre, polyphenylene sulfide, polyamide | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black | Thunder black |
| DISPLAY | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 600 cd/m² | 250 cd/m² |
| Colour Gamut | 100% Adobe RGB | 45% NTSC |
| Features | Anti-glare, HDR 400 compatible, 170° viewing angle, Dolby Vision | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 4.4 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | 24 MB | 12 MB |
| Chipset | Intel WM590 | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| RAM | 32 GB (2 x 16 GB) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 128 GB | 64 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 2 |
| Empty Slots | 2 | 1 |
| STORAGE | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 2280 PCIe 4.0 - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|---|---|
| RAID Level | RAID 0, RAID 1 | - |
| AUDIO & VIDEO | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3070 / Intel UHD Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | 4 external monitor(s) | 3 external monitor(s) |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3306 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 210 | Intel Wi-Fi 6 AX 201 |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Intel I225-V | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | - |
| BATTERY | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Technology | Lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 94 Wh | 57 Wh |
| Battery Life | Up to 11 hours | - |
| AC ADAPTER | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| 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 T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Slots | 3 x M.2 Card (2 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN |
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 |
| Memory Card Reader | Yes (SD Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T15g Gen 2 (20YS) | Lenovo ThinkPad L15 Gen 3 (21C4) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | RoHS, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | EPEAT Gold |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
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