Side by side comparison and review of Dell Precision 3551 and Dell Precision 5770. 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 Dell Precision 5770 based on its technical characteristics, features, user experience, expert reviews and price level.
stunning 4k display
powerful intel processors
slim, lightweight design
excellent build quality
good battery life
high price point
limited port selection
noisy under load
average webcam quality
| DESIGN AND DIMENSIONS | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.91 cm x 23.625 cm x 1.499 cm | 37.448 cm x 24.808 cm x 1.315 cm |
| Weight | 1.89 kg | 2.17 kg |
| Colour | - | Grey |
| DISPLAY | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Screen Size (Type) | 15.6" | 17" |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | - | WLED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2400 (UHD+) |
| Pixel Density (ppi) | 141 | 266 |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 500 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-reflective, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, Low Blue Light technology, 0.0954 mm pixel pitch |
| PROCESSOR | Dell Precision 3551 | Dell Precision 5770 |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.7 GHz |
| Number of Cores | 6-core | 14-core |
| Cache | 12 MB | 24 MB |
| 64-bit Computing | Yes | - |
| Chipset | - | Intel H45 |
| Platform Technology | - | Intel vPro Platform |
| Features | Intel Turbo Boost Max Technology 3.0 | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) |
| MEMORY | Dell Precision 3551 | Dell Precision 5770 |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 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 | 0 |
| STORAGE | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe), Class 40 |
|---|
| AUDIO & VIDEO | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Graphics Processor (GPU) | NVIDIA Quadro P620 | NVIDIA RTX A2000 |
|---|---|---|
| Video Memory | 4 GB GDDR5 SDRAM | 8 GB GDDR6 SDRAM |
| Camera | Yes - HD | Yes - 1280 x 720 (standard), 640 x 360 (infrared) |
| Resolution | 8 Megapixel | 0.92 Megapixel (standard), 0.23 Megapixel (infrared) |
| Camera Features | 78.6 degrees | IR camera, RGB camera, 78.5 degrees |
| Image Sensor Type | CMOS | 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 | Two subwoofers, two tweeters, dual array microphone |
| Codec | Realtek ALC3204 | Realtek ALC711-CG |
| Compliant Standards | High Definition Audio, Wave MAXXAudio Pro | - |
| COMMUNICATIONS | Dell Precision 3551 | Dell Precision 5770 |
|---|
| 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 |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Technology | 4-cell | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | 97 Wh |
| AC ADAPTER | Dell Precision 3551 | Dell Precision 5770 |
|---|
| 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 5770 |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| CONNECTIONS & EXPANSIONS | Dell Precision 3551 | Dell Precision 5770 |
|---|
| 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 |
4 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (DC-In combo, Power Delivery) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition + Windows 11 Pro Licence - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | Dell Precision 3551 | Dell Precision 5770 |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer, ambient light sensor, proximity sensor |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| 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 | - | ExpressCharge |
| Compliant Standards | - | FIPS 140-2 |
| 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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