Dell Precision 3551 vs. Dell Latitude 5420: Which is better?
Here is a side by side comparison between Dell Precision 3551 and Dell Latitude 5420 specs including CPU, RAM, storage, battery, display, and more.
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Dell Precision 3551 Pros
Reasons that Dell Precision 3551 is better than Dell Latitude 5420.
Intel Core i9-10885H inside Dell Precision 3551 has a 39% better multi-core CPU performance score than the Intel Core i7-1185G7 inside Dell Latitude 5420.
Configurable up to Nvidia Quadro P620 4GB GDDR5 vs. integrated
Dell Precision 3551 has a 15.6-inch screen size 11% larger than the 14-inch Dell Latitude 5420.
Dell Latitude 5420 Pros
Reasons that Dell Latitude 5420 is better than Dell Precision 3551.
2021 vs. 2020
Dell Latitude 5420 supports a faster memory speed than the Dell Precision 3551. It supports up to 3200MHz versus 2933MHz of system memory on the Dell Precision 3551.
Dell Latitude 5420 weighed 3.09 pounds, 26% lighter than the 4.16 pounds Dell Precision 3551.
Weight | Dell Precision 3551 | Dell Latitude 5420 |
---|---|---|
Pound | 4.16 lbs. | 3.09 lbs. |
Kilogram | 1.89 kg | 1.40 kg |
Key Similars
Similar characteristics share between Dell Precision 3551 and Dell Latitude 5420.
Both laptops supports up to 64GB of system memory.
Both laptops come with available RAM slots that allow you to replace or upgrade when needed.
Memory | Dell Precision 3551 | Dell Latitude 5420 |
---|---|---|
Slots | x2 | x2 |
Type | DDR4 | DDR4 |
Prices
Here are the latest price updates and offers for both devices.
Availability | Dell Precision 3551 | Dell Latitude 5420 |
Released | 2020 | 2021 |
Release Date | - |
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Pricing | Starting at $939 | - |
Generations |
Exterior | Dell Precision 3551 | Dell Latitude 5420 |
Dimensions | 14.13” x 9.30” x 0.88 - 0.98” (359.1 mm x 236.2 mm x 22.48 - 24.92 mm) | 12.65” x 8.35” x 0.76” (321.4 mm x 212 mm x 19.3 mm) |
Weight | 4.16 lbs (1.89 kg) | 3.09 lb (1.4 kg) |
Keyboard and Trackpad |
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Display | Dell Precision 3551 | Dell Latitude 5420 |
Size | 15.6 Inches | 14 Inches |
Info |
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Ports | Dell Precision 3551 | Dell Latitude 5420 |
| Left (3)
Right (7)
Back (1)
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Internal Specs | Dell Precision 3551 | Dell Latitude 5420 |
Processor |
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Integrated Graphics |
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Memory |
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Discrete Graphics | NVIDIA Quadro P620 (Optional) Pascal Architecture, 4GB GDDR5 128-bit, 1177 → 1442 MHz, 512 CUDA Cores. | - |
Storage |
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Connectivity | Dell Precision 3551 | Dell Latitude 5420 |
Wi-Fi |
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Bluetooth |
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Ethernet | Intel 1219-V/Intel 1219-LM Gigabit Ethernet controller | - |
More | - | WWAN: Intel XMM 7360 Global LTE-Advanced (DW5820e) CAT9
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Battery | Dell Precision 3551 | Dell Latitude 5420 |
Size |
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Battery Life | Up to 20 hours of battery life With optional 6-cell 97 Wh battery. | - |
Power Supply |
| 65W 90W USB Type-C adapter. |
Software | Dell Precision 3551 | Dell Latitude 5420 |
OS | Windows 10 Home Windows 10 Pro Ubuntu 18.04 LTS RedHat 8.2 Upgradable to Windows 11 | Windows 10 Pro Ubuntu 20.04 Upgradable to Windows 11 |
Built-in Apps | Microsoft Office 30-days trial |
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Camera & Audio | Dell Precision 3551 | Dell Latitude 5420 |
Camera |
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Audio |
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Misc | Dell Precision 3551 | Dell Latitude 5420 |
Sensors |
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Security | Hardware Security
Software Security
| Hardware-Based Security
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Warranty | Basic Onsite Service 12 Months, 12 Month(s) | 1 Year Hardware Warranty with Onsite/In-Home Service after Remote Diagnosis |
Key Features | Dell Precision 3551 | Dell Latitude 5420 |
At Glance |
Comparison Summary
Dell has released the Precision 3551, a 15.6-inch machine, in 2020. It is powered by up to an octa-core Intel Core i9-10885H with a boost clock speed up to 5.30 GHz. The laptop has a dedicated GPU option up to Nvidia Quadro P620 with 4GB GDDR5.
On the other hand, we have the 14-inch Latitude 5420 was introduced by Dell about a year later in early-2021. It comes with up to a quad-core Intel Core i7-1185G7 with a boost clock speed up to 4.80 GHz. It has an integrated graphics option up to Intel® Iris® Xe Graphics (96 Execution Units, 400 → 1350 MHz).
Geekbench 5 Single Core
Geekbench 5 Multi Core
The Dell Precision 3551 has a 15.6-inch display which is slightly larger than the 14-inch Dell Latitude 5420. In addition, the Dell Precision 3551 weighs 4.16 lbs. about 34% heavier than the 3.09 lbs. Dell Latitude 5420. Moreover, measured at 14.14” x 9.3” x 0.98”, the Dell Precision 3551 is much bulkier than the Dell Latitude 5420 at 12.65” x 8.35” x 0.76”.
Moving over to upgradability, Dell claims that the Dell Precision 3551 supports up to 64GB 2933 MHz DDR4 memory that you can upgrade with two memory module slots on the motherboard. It also comes with a single removable M.2 SSD slot that users can replace and upgrade in the future. On top of that, it also has a single SATA slot that users can use to install a 2.5-inch SATA SSD, SSHD, or a hard disk drive to add even more storage.
For Dell Latitude 5420, it supports up to 64GB 3200 MHz DDR4 memory that you can upgrade with two memory module slots on the motherboard. It also has a single removable M.2 SSD slot that users can replace or upgrade when needed.
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