Side by side comparison and review of Dell Precision 3551 and Lenovo ThinkPad P1 Gen 3 (20TH). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
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 P1 Gen 3 (20TH) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processors
robust build quality
high-resolution display
excellent keyboard feel
good thermal management
heavier than competitors
expensive base model
average battery life
limited color options
| DESIGN AND DIMENSIONS | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 36.18 cm x 24.57 cm x 1.84 cm |
| Weight | 1.89 kg | 1.7 kg |
| Case Material | - | Aluminum, polycarbonate, polycarbonate ABS, carbon fibre, polyphenylene sulfide |
| Colour | - | Black |
| DISPLAY | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, Wide Viewing Angle, 170° viewing angle, 72% NTSC colour gamut |
| PROCESSOR | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i7 (10th Gen) 10750H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 5 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel WM490 |
| Features | Intel Turbo Boost Max Technology 3.0 | Integrated memory controller |
| MEMORY | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 2933 MHz | 2933 MHz |
| Rated Speed | 2933 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro P620 | NVIDIA Quadro T1000 / Intel UHD Graphics |
| Video Memory | 4 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 8 Megapixel | - |
| Camera Features | 78.6 degrees | IR camera, ThinkShutter camera privacy |
| 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 ALC3286 |
| Compliant Standards | High Definition Audio, Wave MAXXAudio Pro | Dolby Atmos |
| COMMUNICATIONS | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Technology | 4-cell | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 80 Wh |
| Battery Life | - | Up to 15.9 hours |
| AC ADAPTER | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 20 V, 6.5 A | 135 Watt |
| INPUT | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| 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 P1 Gen 3 (20TH) |
|---|
| 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 USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (SD Card) |
| SOFTWARE | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Dell Precision 3551 | Lenovo ThinkPad P1 Gen 3 (20TH) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo USB-C to Ethernet Adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Noble Wedge 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, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| SAR Value | - | 2.512 W/kg (body), 0.967 W/kg (limb) |
| Specific Absorption Rate (SAR) | - | 2.512 W/kg (body) 0.967 W/kg (limb) |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 0 - 95% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return |
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