In depth comparison and review of Dell Precision 3551 and Dell Precision 3581. 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 Dell Precision 3581 based on its technical characteristics, features, user experience, expert reviews and price level.
robust processing power
expandable memory options
reliable build quality
good thermal management
decent port selection
heavyweight design
mediocre battery life
standard display quality
higher price point
| DESIGN AND DIMENSIONS | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 35.78 cm x 23.33 cm x 2.47 cm |
| Weight | 1.89 kg | 1.795 kg |
| Colour | - | Grey |
| DISPLAY | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | 141 |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Colour Support | - | 16.7 million colours |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.179 mm pixel pitch, True 8-bit |
| PROCESSOR | Dell Precision 3551 | Dell Precision 3581 |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 5 GHz |
| Number of Cores | 6-core | 14-core |
| Cache | 12 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Max Technology 3.0 | Intel Smart Cache |
| MEMORY | Dell Precision 3551 | Dell Precision 3581 |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2933 MHz | 4800 MHz |
| Rated Speed | 2933 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 |
|---|
| AUDIO & VIDEO | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Graphics Processor (GPU) | NVIDIA Quadro P620 | NVIDIA RTX A1000 |
|---|---|---|
| Video Memory | 4 GB GDDR5 SDRAM | 6 GB GDDR6 SDRAM |
| Camera | Yes - HD | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) |
| Resolution | 8 Megapixel | 2.07 Megapixel (standard), 0.23 Megapixel (infrared) |
| Camera Features | 78.6 degrees | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) |
| Image Sensor Type | CMOS | CMOS |
| Video Resolutions | 1280 x 720 | 1920 x 1080, 640 x 360 |
| Frame Rate | 30 frames per second | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3204 | - |
| Compliant Standards | High Definition Audio, Wave MAXXAudio Pro | High Definition Audio |
| Audio Features | - | Output: MaxxAudio 12.0, Realtek Waves |
| COMMUNICATIONS | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 | Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6E AX 211 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-LM |
| Features | - | Dual stream (2x2), WWAN aerial |
| BATTERY | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Technology | 4-cell | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 64 Wh |
| AC ADAPTER | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 20 V, 6.5 A | 130 Watt, 5 / 20 V |
| INPUT | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | 100-key |
| CONNECTIONS & EXPANSIONS | Dell Precision 3551 | Dell Precision 3581 |
|---|
| 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 |
HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 11 Pro - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Intel Rapid Storage Technology, Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | Dell Precision 3551 | Dell Precision 3581 |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer, ambient light sensor |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, smart card reader |
| Security Slot Type | Noble Wedge security slot | Noble Wedge security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Single pointing, Dell ControlVault 3, ExpressChargeBoost |
| Compliant Standards | - | FIPS 140-2, TCG Certified |
| Carbon Footprint | - | 343 kg carbon emissions |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 0 - 95% (non-condensing) | 10 - 90% (non-condensing) |
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