Dell Latitude 5490 14" vs Dell Latitude 7420 14"

The Dell Latitude 5490, released in 2018, and the Dell Latitude 7420, launched in 2021, are both 14-inch business-oriented laptops designed for productivity. While they share the Latitude branding, the three-year gap between their releases brings significant advancements in performance, display technology, and connectivity. Both devices operate on the Windows operating system, with support for various versions, including Windows 10 and Windows 11, and also offer Linux compatibility.

The longevity of a laptop is influenced by its release timeline, operating system support, and physical durability. The Dell Latitude 5490, being an older model, has received support for Windows 10 and can run Windows 11, though driver availability might be more limited compared to newer devices. The Dell Latitude 7420, a more recent release, benefits from extended official support for Windows 10 and Windows 11, as well as Ubuntu 20.04 LTS, ensuring a longer period of security updates and feature enhancements.

• Software Support: The Latitude 7420, released in 2021, is expected to receive software and security updates for a longer duration than the 2018-released Latitude 5490, providing extended usability.
• Repairability: The Latitude 5490 generally offers more user-accessible components like RAM, which can be upgraded, potentially extending its practical lifespan through component replacement. The Latitude 7420, while robust, features soldered RAM, limiting user-level upgrades.
• Expected Lifespan: Both models are built for business use, implying a focus on durability. However, the newer components and more modern design of the Latitude 7420 may contribute to a slightly longer overall functional life before hardware becomes a limiting factor for demanding tasks.

Performance differences between these two Latitude models are notable, primarily due to the generational leap in their internal components. The Latitude 7420 offers a more responsive and efficient computing experience for modern workloads.

• Processing Power: The Latitude 5490 is equipped with 8th Generation Intel Core processors, which handle everyday tasks and multitasking effectively. The Latitude 7420 features 11th Generation Intel Core processors, providing a significant boost in processing speed and graphical capabilities, resulting in smoother operation for demanding applications and more efficient multitasking.
• System Responsiveness: The Latitude 7420 typically comes with faster NVMe SSD storage, contributing to quicker boot times and application loading compared to the Latitude 5490, which often includes SATA SSDs or traditional HDDs.
• Memory Configuration: The Latitude 5490 supports DDR4 RAM, often with user-upgradable slots. The Latitude 7420 utilizes LPDDR4x RAM, which is soldered to the motherboard, offering higher speeds but no upgrade path post-purchase.
• Battery Behavior: The Latitude 7420 generally provides longer battery life, with some configurations offering up to 15-18 hours in specific tests, though real-world usage varies. The Latitude 5490 offers respectable battery performance for its generation, but typically less than its successor.

The display experience varies between the two laptops, with the newer Latitude 7420 offering more advanced options for visual clarity and brightness.

• Display Technology and Resolution: The Latitude 5490 typically features 14-inch displays with options for HD (1366 x 768) or Full HD (1920 x 1080) resolution, available in TN or IPS panels. The Latitude 7420 offers 14-inch Full HD (1920 x 1080) IPS displays as standard, with options for higher brightness and even 4K UHD resolution, providing sharper images and better color reproduction.
• Brightness and Viewing Experience: The Latitude 5490's displays generally have a typical brightness of around 220 nits. The Latitude 7420 offers brighter panels, with options for 250 nits or 400 nits, improving visibility in various lighting conditions, including outdoor use. Both models offer anti-glare coatings for comfortable viewing.
• Refresh Rate: Both laptops typically feature a standard 60 Hz refresh rate, suitable for general productivity tasks.

For communication and media consumption, the Latitude 7420 presents a more refined audio-visual experience compared to its predecessor.

• Camera System: The Latitude 5490 includes a 720p webcam, suitable for basic video conferencing. The Latitude 7420 offers an HD or Full HD (1080p) webcam, often with a physical privacy shutter and infrared (IR) capabilities for facial recognition, enhancing both image quality and security.
• Audio Quality: The Latitude 5490 features high-quality speakers and noise-reducing array microphones for clear audio during calls. The Latitude 7420 incorporates high-quality audio components, including Dolby Audio technology, providing balanced sound from its speakers and clear microphone input for video calls and media playback.
• Video Recording: The improved webcam on the Latitude 7420 allows for higher quality video recording, which can be beneficial for presentations or content creation.