In depth comparison and review of Dell Precision 3551 and Lenovo ThinkPad P14s Gen 4 (21HF). 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 Dell Precision 3551 based on its technical characteristics, features, user experience, expert reviews and price level.
robust processing power
expandable memory options
reliable build quality
adequate port selection
decent battery life
heavier design
basic display quality
noisy under load
premium price tag
Advantages and disadvantages of Lenovo ThinkPad P14s Gen 4 (21HF) 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
useful security features
heavier than competitors
limited graphics power
dim display brightness
expensive base model
| DESIGN AND DIMENSIONS | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 31.77 cm x 22.69 cm x 1.795 cm |
| Weight | 1.89 kg | 1.34 kg |
| Case Material | - | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) |
| Colour | - | Villi black |
| DISPLAY | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, 84% screen-to-body ratio, DC dimming |
| PROCESSOR | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 5 GHz |
| Number of Cores | 6-core | 12-core |
| Cache | 12 MB | 18 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Max Technology 3.0 | Integrated memory controller |
| MEMORY | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5X SDRAM - non-ECC |
| Speed | 2933 MHz | 7500 MHz |
| Rated Speed | 2933 MHz | 7500 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro P620 | NVIDIA RTX A500 / Intel Iris Xe Graphics |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 4 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA TXAA, Direct X 12 Ultimate, Vulkan Support, NVIDIA FXAA |
| Camera | Yes - HD | Yes |
| Resolution | 8 Megapixel | 5 Megapixel |
| Camera Features | 78.6 degrees | Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3204 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Wave MAXXAudio Pro | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, far-field |
| COMMUNICATIONS | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6E AX 211 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Technology | 4-cell | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 52.5 Wh |
| AC ADAPTER | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 20 V, 6.5 A | 100 Watt |
| INPUT | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Interfaces | HDMI USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) USB 3.1 (PowerShare) 2 x USB 3.1 Gen 1 LAN Headphone/microphone combo jack |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 11 Pro - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | NVIDIA RTX Desktop Manager |
| MISCELLANEOUS | Dell Precision 3551 | Lenovo ThinkPad P14s Gen 4 (21HF) |
|---|
| Included Accessories | Power adapter | USB-C slim 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, smart card reader |
| Security Slot Type | Noble Wedge 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, NVMe password |
| Compliant Standards | - | RoHS, TCG Certified, TCO Certified 9.0 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 0 - 95% (non-condensing) | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 1 year - on-site - response time: next business day |
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