In depth comparison and review of Lenovo ThinkPad P52s (20LC) and Lenovo ThinkPad P14s Gen 3 (21J5). 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 P14s Gen 3 (21J5) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive CPU performance
good battery life
portable design
mediocre display quality
limited graphics power
higher price point
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Product Type | Mobile workstation | Mobile workstation - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.58 cm x 25.28 cm x 2.02 cm | 31.77 cm x 22.69 cm x 1.79 cm |
| Weight | 1.99 kg | 1.4 kg |
| Case Material | Glass-fibre reinforced plastic, polyphenylene sulfide | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) |
| Colour | Black | Black |
| DISPLAY | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, 84% screen-to-body ratio, DC dimming |
| PROCESSOR | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| CPU | Intel Core i7 (8th Gen) 8550U / 1.8 GHz | AMD Ryzen 7 Pro 6850U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 8 MB | 16 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | AMD PRO |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | 6400 MHz |
| Rated Speed | 2400 MHz | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD 2.5" (7 mm) SATA 6Gb/s - TCG Opal Encryption - Samsung | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro P500 / Intel UHD Graphics 620 | AMD Radeon 680M |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | ThinkShutter camera privacy | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, far-field |
| COMMUNICATIONS | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 - M.2 Card | Qualcomm NFA725A |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G | 4G upgradable |
|---|---|---|
| Technology | LTE | - |
| Controller | FIBOCOM L830-EB - M.2 Card | - |
| BATTERY | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Installed Qty | 2 | - |
| Battery Capacity (Size) | - | 52.5 Wh |
| Battery Life | Up to 13.5 hours | - |
| AC ADAPTER | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 USB-C 3.1 Gen 2 (supports Thunderbolt 3) HDMI LAN Dock Headphone/microphone combo jack |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) HDMI (4K support) LAN Headphone/microphone combo jack |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad P52s (20LC) | Lenovo ThinkPad P14s Gen 3 (21J5) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, 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, TCG Certified, TCO Certified 9.0 |
| ENERGY STAR Certified | Yes | - |
| Carbon Footprint | - | 222 kg carbon emissions |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
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