In depth comparison and review of Lenovo ThinkPad T14s Gen 3 (21BR) and Lenovo ThinkBook 15-IIL (20SM). 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 T14s Gen 3 (21BR) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
strong processor performance
good security features
high price point
average display brightness
no dedicated GPU
limited color options
Advantages and disadvantages of Lenovo ThinkBook 15-IIL (20SM) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price point
solid build quality
decent battery life
good processor performance
adequate storage options
average display quality
limited graphics capability
no thunderbolt support
heavier design
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.75 cm x 22.69 cm x 1.66 cm | 36.4 cm x 24.5 cm x 1.89 cm |
| Weight | 1.21 kg | 1.8 kg |
| Case Material | Aluminium (bottom), carbon fibre hybrid (top) | Aluminum, polycarbonate ABS |
| Colour | Thunder black | Mineral grey |
| DISPLAY | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 400 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, 170° viewing angle, Low Power, Eyesafe technology | Anti-glare |
| PROCESSOR | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| CPU | Intel Core i5 (12th Gen) 1240P / 1.7 GHz | Intel Core i5 (10th Gen) 1035G1 / 1 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 3.6 GHz |
| Number of Cores | 12-core | Quad-Core |
| Cache | 12 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Platform Technology | Intel Evo | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
| Speed | 4800 MHz | 2666 MHz |
| Rated Speed | 6400 MHz | 2666 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | ThinkShutter camera privacy |
| 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 |
| COMMUNICATIONS | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 45 Wh |
| Battery Life | - | Up to 9 hours |
| AC ADAPTER | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
USB 2.0 USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB-C 3.1 Gen 1 USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English | Windows 10 Pro 64-bit Edition - French |
|---|---|---|
| Software Included | Intel Connectivity Performance Suite | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Lenovo ThinkPad T14s Gen 3 (21BR) | Lenovo ThinkBook 15-IIL (20SM) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington nano security slot | Kensington 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, NVMe password | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 3 |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Extended warranty - 1 year - on-site Limited warranty - battery - 1 year |
Limited warranty - 1 year - pick-up and return |
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