In depth comparison and review of Dell Precision 3550 and Dell Precision 7550. 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 3550 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
advanced security features
reliable performance
heavy chassis
mediocre display brightness
limited graphics power
higher price point
Advantages and disadvantages of Dell Precision 7550 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful workstation performance
high-quality 4k display
robust build quality
excellent thermal management
expandable memory options
heavier than competitors
expensive base model
limited battery life
noisy under load
DESIGN AND DIMENSIONS | Dell Precision 3550 | Dell Precision 7550 |
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Product Type | Mobile workstation | Mobile workstation |
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Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 36 cm x 24.2 cm x 2.736 cm |
Weight | 1.86 kg | 2.45 kg |
Colour | Black | Grey |
DISPLAY | Dell Precision 3550 | Dell Precision 7550 |
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Screen Size (Type) | 15.6" | 15.6" |
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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 Aspect Ratio | 16:9 | 16:9 |
Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 0.179 mm pixel pitch | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.18 mm pixel pitch |
PROCESSOR | Dell Precision 3550 | Dell Precision 7550 |
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CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i7 (10th Gen) 10850H / 2.7 GHz |
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Max Turbo Speed | 4.9 GHz | 5.1 GHz |
Number of Cores | Quad-Core | 6-core |
Cache | 8 MB | 12 MB |
64-bit Computing | Yes | Yes |
Chipset | - | Mobile Intel WM490 |
Platform Technology | - | Intel vPro Platform |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Thermal Velocity Boost | Intel Turbo Boost Max Technology 3.0, Intel Thermal Velocity Boost, Intel vPro Platform Eligibility |
MEMORY | Dell Precision 3550 | Dell Precision 7550 |
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RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 GB) |
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Max RAM Supported | 32 GB | 128 GB |
RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM |
Speed | 2666 MHz | 2933 MHz |
Rated Speed | 2666 MHz | 2933 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 4 |
Empty Slots | 1 | 2 |
STORAGE | Dell Precision 3550 | Dell Precision 7550 |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Dell Precision 3550 | Dell Precision 7550 |
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Graphics Processor (GPU) | NVIDIA Quadro P520 | NVIDIA Quadro RTX 3000 |
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Video Memory | 2 GB GDDR5 SDRAM | 6 GB GDDR6 SDRAM |
Camera | Yes | Yes - HD |
Resolution | 8 Megapixel | 0.92 Megapixel |
Camera Features | 78.6 degrees, RGB camera | 74.9 degrees |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | 1280 x 720 |
Frame Rate | 30 frames per second | 30 frames per second |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3204 | Realtek ALC3281 |
Compliant Standards | High Definition Audio | High Definition Audio |
COMMUNICATIONS | Dell Precision 3550 | Dell Precision 7550 |
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Wireless | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 |
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Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6 AX 201 - M.2 2230 |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | - | Intel I219-LM |
Features | - | Wake-on-LAN (WOL) |
WWAN |
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Generation | - | 4G |
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Technology | - | LTE |
Controller | - | Qualcomm Snapdragon X20 |
BATTERY | Dell Precision 3550 | Dell Precision 7550 |
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Technology | 4-cell | 6-cell Lithium Ion |
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Battery Capacity (Size) | 68 Wh | - |
Battery Life | Up to 17 hours | - |
AC ADAPTER | Dell Precision 3550 | Dell Precision 7550 |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 90 Watt, 19.5 V, 4.62 A | 180 Watt, 19.5 V, 9.23 A |
INPUT | Dell Precision 3550 | Dell Precision 7550 |
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Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes |
CONNECTIONS & EXPANSIONS | Dell Precision 3550 | Dell Precision 7550 |
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Interfaces | HDMI USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.2 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) 2 x USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
HDMI Mini DisplayPort 1.4 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
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Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (SD Card, SDHC Card, SDXC Card) |
SOFTWARE | Dell Precision 3550 | Dell Precision 7550 |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) |
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Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
MISCELLANEOUS | Dell Precision 3550 | Dell Precision 7550 |
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Included Accessories | Power adapter | Power adapter |
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Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | 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 | Free Fall Sensor, ExpressCharge, lid sensor | ExpressCharge |
Compliant Standards | - | FIPS 140-2, TCG Certified |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 0 °C | 0 °C |
Humidity Range Operating | 10 - 80% (non-condensing) | 10 - 90% (non-condensing) |