Side by side comparison and review of Dell Precision 3551 and Lenovo ThinkPad P73 (20QS). 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 P73 (20QS) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
ample connectivity options
heavy and bulky
expensive price point
average battery life
loud fan noise
| DESIGN AND DIMENSIONS | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 41.6 cm x 28.1 cm x 3.1 cm |
| Weight | 1.89 kg | 3.4 kg |
| Case Material | - | Glass-fibre reinforced plastic, magnesium-aluminum alloy, polyphenylene sulfide |
| Colour | - | Black |
| DISPLAY | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Screen Size (Type) | 15.6" | 17.3" - IPS |
|---|---|---|
| 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% |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, 160° viewing angle |
| PROCESSOR | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i9 (9th Gen) 9880H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.8 GHz |
| Number of Cores | 6-core | 8-core |
| Cache | 12 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel CM246 |
| Features | Intel Turbo Boost Max Technology 3.0 | Integrated memory controller |
| MEMORY | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 128 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | - |
| Rated Speed | 2933 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 1 | 2 |
| STORAGE | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Samsung |
|---|
| AUDIO & VIDEO | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro P620 | NVIDIA Quadro RTX 4000 / Intel UHD Graphics 630 |
| Video Memory | 4 GB GDDR5 SDRAM | 8 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 | Conexant CX11880 |
| Compliant Standards | High Definition Audio, Wave MAXXAudio Pro | High Definition Audio, Dolby Atmos |
| VR Ready | - | Yes |
| COMMUNICATIONS | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| 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 Wireless-AX 22260 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Technology | 4-cell | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 99 Wh |
| Battery Life | - | Up to 10 hours |
| AC ADAPTER | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 20 V, 6.5 A | 230 Watt, 20 V |
| INPUT | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| 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 3.1 Gen 1 (Always On) 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.1 Gen 1 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS-II Card) |
| SOFTWARE | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Dell Precision 3551 | Lenovo ThinkPad P73 (20QS) |
|---|
| Included Accessories | Power adapter | Power 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 |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Silver |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 0 - 95% (non-condensing) | - |
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