Dell Precision 3550 vs. Dell Precision 7770

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Precision 3550 and Dell Precision 7770. 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.

Dell Precision 3550 Review

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

Dell Precision 7770 Review

Advantages and disadvantages of Dell Precision 7770 based on its technical characteristics, features, user experience, expert reviews and price level.

powerful processor performance

high-resolution display

robust build quality

ample connectivity options

scalable memory and storage

heavier than competitors

expensive base model

average battery life

noisy under load

Laptop Comparison and Tests

Difference between Dell Precision 3550 and Dell Precision 7770
82 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Precision 3550 vs. Dell Precision 7770 Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 3550 Dell Precision 7770
Product Type Mobile workstation Mobile workstation
Dimensions (WxDxH) 35.91 cm x 23.625 cm x 1.499 cm 39.8 cm x 26.502 cm x 2.67 cm
Weight 1.86 kg 3.02 kg
Colour Black Grey
DISPLAY Dell Precision 3550 Dell Precision 7770
Screen Size (Type) 15.6" 17.3"
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 141 127
V-Sync Rate at Max Res. 60 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 500 cd/m²
Colour Gamut - 99% DCI-P3
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, 0.198 mm pixel pitch
PROCESSOR Dell Precision 3550 Dell Precision 7770
CPU Intel Core i7 (10th Gen) 10510U / 1.8 GHz Intel Core i7 (12th Gen) 12850HX / 2.1 GHz
Max Turbo Speed 4.9 GHz 4.8 GHz
Number of Cores Quad-Core 16-core
Cache 8 MB 25 MB
64-bit Computing Yes -
Platform Technology - Intel vPro Platform
Features Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Thermal Velocity Boost Intel Smart Cache, Intel Turbo Boost Max Technology 3.0
MEMORY Dell Precision 3550 Dell Precision 7770
RAM 8 GB (1 x 8 GB) 32 GB (1 x 32 GB)
Max RAM Supported 32 GB 128 GB
RAM Type DDR4 SDRAM - non-ECC DDR5 SDRAM - non-ECC
Speed 2666 MHz 4800 MHz
Rated Speed 2666 MHz 4800 MHz
Form Factor SO-DIMM 260-pin CAMM
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Precision 3550 Dell Precision 7770
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 1 TB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe), Class 40
AUDIO & VIDEO Dell Precision 3550 Dell Precision 7770
Graphics Processor (GPU) NVIDIA Quadro P520 NVIDIA RTX A3000
Video Memory 2 GB GDDR5 SDRAM 12 GB GDDR6 SDRAM
Camera Yes Yes - Full HD
Resolution 8 Megapixel -
Camera Features 78.6 degrees, RGB camera IR camera, 74.9 degrees, 70 degrees (IR camera)
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 1920 x 1080
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, dual array microphone Two tweeters, two woofers, dual array microphone
Codec Realtek ALC3204 Realtek ALC711-VD
Compliant Standards High Definition Audio -
COMMUNICATIONS Dell Precision 3550 Dell Precision 7770
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 Gigabit Ethernet
Ethernet Controller - Intel I219-LM
Features - Dual stream (2x2)
BATTERY Dell Precision 3550 Dell Precision 7770
Technology 4-cell 6-cell Lithium Ion
Battery Capacity (Size) 68 Wh 93 Wh
Battery Life Up to 17 hours -
AC ADAPTER Dell Precision 3550 Dell Precision 7770
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 90 Watt, 19.5 V, 4.62 A 240 Watt, 19.5 V, 12.3 A
INPUT Dell Precision 3550 Dell Precision 7770
Type Keyboard, touchpad, pointing stick Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes Yes
Features - Precision touchpad
CONNECTIONS & EXPANSIONS Dell Precision 3550 Dell Precision 7770
Slots - 4 x M.2 Card (3 free)
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
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode)
USB 3.2 Gen 1 (PowerShare)
USB 3.2 Gen 1
LAN (RJ-45)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD, microSDHC, microSDXC) Yes (SD Card, SDHC Card, SDXC Card)
SOFTWARE Dell Precision 3550 Dell Precision 7770
Operating System (OS) Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) Windows 10 Pro (available through downgrade rights from Windows 11 Pro) + 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 3550 Dell Precision 7770
Included Accessories Power adapter Power adapter
Integrated Options - Accelerometer, ambient light sensor, hall 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 Free Fall Sensor, ExpressCharge, lid sensor ExpressCharge
Compliant Standards - FIPS 140-2
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)
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