What To Know
- According to Dell’s official estimates, the 7480 can last up to 14 hours on a single charge, while the 7490 has a maximum battery life of 10 hours.
- When streaming videos at medium resolution, the Latitude 7480 achieves a battery life of approximately 8 hours, compared to the Latitude 7490’s 6 hours.
- For office productivity tasks such as document editing and email, the Latitude 7480 offers a battery life of up to 12 hours, while the Latitude 7490 lasts for around 9 hours.
The Dell Latitude 7480 and 7490 are two highly acclaimed business laptops known for their performance and portability. However, one key aspect that often influences purchasing decisions is battery life. In this comprehensive comparison, we will delve into the battery specifications, performance, and longevity of the Dell Latitude 7480 vs 7490 to help you make an informed choice.
Battery Capacity and Specifications
The Dell Latitude 7480 comes with a 4-cell, 60Wh battery, while the Latitude 7490 features a 3-cell, 52Wh battery. The higher capacity of the 7480’s battery provides a clear advantage in terms of potential battery life.
Battery Life Comparison
Under real-world usage conditions, the Dell Latitude 7480 consistently delivers longer battery life than the Latitude 7490. According to Dell’s official estimates, the 7480 can last up to 14 hours on a single charge, while the 7490 has a maximum battery life of 10 hours.
Factors Affecting Battery Life
Battery life is influenced by several factors, including:
- Screen brightness: Higher screen brightness consumes more power.
- Processor usage: Intensive tasks such as video editing or gaming drain the battery faster.
- Background applications: Running multiple applications in the background can reduce battery life.
- Battery health: Over time, batteries degrade and their capacity decreases.
Battery Performance Under Different Usage Scenarios
To provide a more comprehensive understanding of battery performance, let’s examine the Dell Latitude 7480 vs 7490 under different usage scenarios:
Web Browsing
With moderate screen brightness and minimal background applications, the Latitude 7480 can browse the web for approximately 10 hours, while the Latitude 7490 lasts for around 7 hours.
Video Playback
When streaming videos at medium resolution, the Latitude 7480 achieves a battery life of approximately 8 hours, compared to the Latitude 7490’s 6 hours.
Productivity Tasks
For office productivity tasks such as document editing and email, the Latitude 7480 offers a battery life of up to 12 hours, while the Latitude 7490 lasts for around 9 hours.
Battery Longevity and Replacement
Dell Latitude batteries typically have a lifespan of 2-3 years. However, this can vary depending on usage patterns and environmental factors. Replacing a Latitude battery is relatively straightforward and can be done by a qualified technician.
Other Battery-Related Features
In addition to battery capacity and performance, the Dell Latitude 7480 and 7490 offer additional battery-related features:
- Fast charging: Both laptops support fast charging, allowing you to quickly replenish the battery.
- Battery health monitoring: The BIOS monitors battery health and provides alerts when replacement is recommended.
- Power Manager: Dell’s Power Manager software allows you to customize power settings and optimize battery life.
Recommendations: Choosing the Right Battery for Your Needs
The Dell Latitude 7480 and 7490 offer different battery capacities and performance. If you prioritize extended battery life, the Latitude 7480 with its 60Wh battery is the better choice. However, if portability and a more compact design are your primary concerns, the Latitude 7490 with its 52Wh battery may be more suitable.
Top Questions Asked
Q: Can I upgrade the battery in my Dell Latitude 7480 or 7490?
A: Yes, the batteries in both laptops are replaceable by a qualified technician.
Q: How can I extend the battery life of my Dell Latitude laptop?
A: Reduce screen brightness, close unnecessary applications, use battery saver mode, and keep your battery healthy by avoiding extreme temperatures.
Q: What are the signs that my Dell Latitude battery needs to be replaced?
A: Reduced battery life, difficulty holding a charge, and battery swelling or bulging are all indicators of a failing battery.
