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What we think
The PerfectRec laptop team Learn more
Updated January 10, 2024·
The Dell Latitude 5431 is more expensive but offers better performance for intensive engineering tasks with its higher RAM capacity and more powerful processor. On the other hand, the Lenovo IdeaPad Slim 3 is more budget-friendly and offers more storage space out of the box but has less RAM and a less powerful processor, which may impact performance for demanding tasks. Both have similar display types and resolution, though the IdeaPad has a touch screen option. The Latitude 5431 is classified as a premium business laptop and may have better build quality and professional features, while the IdeaPad Slim 3, being newer, may possess fresher consumer features. The Latitude boasts a robust battery life, although the IdeaPad's battery life is also commendable for general use. If portability is important, both are similar in size, but the IdeaPad is slightly lighter. The Latitude's additional cost should be justified by the need for more robust performance, especially in a professional or engineering context. Give Feedback
this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Dell Latitude 5431
- Good overall build quality
- Very good speakers
- Good keyboard
Advantages of the Lenovo IdeaPad Slim 3
- Very good battery life
Key differences
General Use
7.5
7.0
1920 x 1080
RESOLUTION
1920 x 1080
IPS
DISPLAY TECHNOLOGY
IPS
241.0 nits
DISPLAY BRIGHTNESS
281.0 nits
9.0 Hours
BATTERY LIFE
10.0 Hours
7.0/10
KEYBOARD QUALITY SCORE
6.5/10
7.8/10
PORTABILITY SCORE
7.9/10
The Dell Latitude 5431 and Lenovo IdeaPad Slim 3 are both good for general use, though the Dell Latitude 5431 is somewhat better.
The Dell Latitude 5431 is better for general use because it has more RAM and a stronger CPU than the Lenovo IdeaPad Slim 3, which means it can handle more applications at once and process tasks faster. Additionally, the Latitude 5431 is slightly more portable and offers better screen and speaker quality, contributing to an overall smoother user experience, while the IdeaPad Slim 3, despite having more storage, falls short in these aspects but provides a marginally longer battery life.
Engineering and Design
6.9
6.1
7.1/10
OVERALL CPU SCORE
3.6/10
3.7/10
OVERALL GPU SCORE
3.6/10
16.0 GB
RAM
8.0 GB
The Dell Latitude 5431 and Lenovo IdeaPad Slim 3 are both only fair for engineering and design, though the Dell Latitude 5431 is somewhat better.
The Dell Latitude 5431 is equipped with a stronger CPU and GPU combination suitable for more demanding engineering and design workloads, while also offering higher RAM for multitasking, along with a high screen brightness that enhances visual clarity. Conversely, the Lenovo IdeaPad Slim 3, while having a touchscreen and a slightly larger screen, compromises on processing power, graphics, and RAM, which may restrict its performance during intensive engineering tasks despite having better screen color coverage and a higher contrast ratio.
Screen Quality
6.1
6.4
14.0in
SIZE
15.6in
1920 x 1080
RESOLUTION
1920 x 1080
IPS
DISPLAY TECHNOLOGY
IPS
60Hz
REFRESH RATE
60Hz
241.0 nits
BRIGHTNESS
281.0 nits
The Lenovo IdeaPad Slim 3 has a better screen than the Dell Latitude 5431 for general use, and engineering and design.
When considering general use, both the Dell Latitude and Lenovo IdeaPad have adequate resolution and brightness for everyday tasks like web browsing and video streaming, but may not have the most vivid colors. For engineering and design purposes, neither laptop excels in displaying the full spectrum of colors professionals need for precise work, given their limited coverage of DCI-P3 and Adobe RGB color spaces. In terms of 3D tasks and gaming, the lack of high refresh rates on both models means they may not provide as smooth visuals or responsiveness as specialized gaming laptops.
Build Quality
7.4
6.5
The Dell Latitude 5431 has good build quality, while the Lenovo IdeaPad Slim 3 has only fair build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$950
$390
$200
$400
$600
$800
$1,000
$1,200
$1,400
The Dell Latitude 5431 has a price of $950 and the Lenovo IdeaPad Slim 3 costs $390.
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Key similarities
Gaming and AI
6.2
5.9
3.7/10
OVERALL GPU SCORE
3.6/10
1920 x 1080
RESOLUTION
1920 x 1080
60Hz
REFRESH RATE
60Hz
No
SUPPORTS DLSS
No
No
MUX SWITCH / ADVANCED OPTIMUS
No
8.0/10
FAN NOISE SCORE
9.5/10
Although they have very similar scores, PerfectRec considers Dell Latitude 5431 to be only fair for gaming and AI, while the Lenovo IdeaPad Slim 3 is poor.
The Dell Latitude 5431 has an integrated Intel Iris Xe graphics card and the Lenovo IdeaPad Slim 3 sports an AMD Ryzen Vega 6 graphics card; both considered adequate for casual gaming but not optimal for heavy 3D applications due to their limited power compared to dedicated gaming GPUs. Additionally, each has a modest screen refresh rate of 60Hz, which is suitable for general use but may not provide the smoothest experience for fast-paced games or high-end 3D rendering.
Content Creation
7.4
7.2
7.1/10
OVERALL CPU SCORE
3.6/10
1920 x 1080
RESOLUTION
1920 x 1080
16.0 GB
RAM
8.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The Dell Latitude 5431 and Lenovo IdeaPad Slim 3 are both good for content creation.
PerfectRec’s Content Creation Score takes into account the many different features of the laptop that make it more or less suitable for photo editing, video editing and other content creation tasks.
Software Development
7.3
7.1
7.1/10
OVERALL CPU SCORE
3.6/10
16.0 GB
RAM
8.0 GB
1920 x 1080
RESOLUTION
1920 x 1080
7.0/10
KEYBOARD QUALITY SCORE
6.5/10
The Dell Latitude 5431 and Lenovo IdeaPad Slim 3 are both good for software development.
PerfectRec’s Software Development Score takes into account the many different features of the laptop that make it more or less suitable for software developers.
Battery
9.0 Hours
10.0 Hours
The Dell Latitude 5431 has 9 hours of battery life. The Lenovo IdeaPad Slim 3 has 10 hours of battery life.
Battery life estimate is based on a mix of common use patterns. More portable and higher performing laptops tend to have less battery life.
Portability
Good
Good
14.0in
SIZE
15.6in
3.3 lbs
WEIGHT
3.5 lbs
0.9in
THICKNESS
0.7in
The Lenovo IdeaPad Slim 3 and Dell Latitude 5431 both have good portability.
The most portable laptops are small, thin, and light.
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How the Dell Latitude 5431 and the Lenovo IdeaPad Slim 3 compare to other laptops
Spec Comparison
 |  | |
| Dell Latitude 5431 | Lenovo IdeaPad Slim 3 |
GENERAL | |||
|---|---|---|---|
| Price | |||
$950 | $390 | ||
Release Date | |||
Release Date | May 1, 2022 | March 1, 2023 | |
Overall Dimensions | |||
Overall Dimensions | 12.7'' x 8.4'' x 0.96'' | 14.2'' x 9.3'' x 0.7'' | |
Weight | |||
Weight | 3.3 lbs | 3.52 lbs | |
Width | |||
Width | 12.65" | 14.15" | |
Depth | |||
Depth | 8.35" | 9.25" | |
INTERNAL | |||
|---|---|---|---|
Processor | |||
Processor | Intel i5-1250P | AMD Ryzen 3 7330U | |
RAM | |||
RAM | 16 GB | 8 GB | |
DDR Memory Version | |||
DDR Memory Version | 5 | 5 | |
RAM Slots | |||
RAM Slots | 2 | 0 | |
Storage | |||
Storage | 256 GB | 512 GB | |
BATTERY | |||
|---|---|---|---|
Battery Life | |||
Battery Life | 9 Hours | 10 Hours | |
Battery Capacity | |||
Battery Capacity | 64 Wh | 47 Wh | |
SCREEN | |||
|---|---|---|---|
Diagonal Size | |||
Diagonal Size | 14" | 15.6" | |
Display Technology | |||
Display Technology | IPS | IPS | |
Resolution | |||
Resolution | 1920 x 1080 | 1920 x 1080 | |
Refresh Rate | |||
Refresh Rate | 60Hz | 60Hz | |
Display Brightness | |||
Display Brightness | 241 nits | 281 nits | |
RELIABILITY, APPEARANCE & ACOUSTICS | |||
|---|---|---|---|
Build Quality Score | |||
Build Quality Score | 7.4/10 | 6.5/10 | |
Portability Score | |||
Portability Score | 7.9/10 | 7.9/10 | |
Gaming Laptop Appearance | |||
Gaming Laptop Appearance | No | No | |
Premium Business Laptop | |||
Premium Business Laptop | Yes | No | |
Fan Noise Score | |||
Fan Noise Score | 8/10 | 9.5/10 | |
HARDWARE FEATURES | |||
|---|---|---|---|
Keyboard Quality Score | |||
Keyboard Quality Score | 7/10 | 6.5/10 | |
Speaker Quality Score | |||
Speaker Quality Score | 8/10 | 6/10 | |
Webcam | |||
Webcam | 720p | 720p | |
Fingerprint Reader | |||
Fingerprint Reader | No | Yes | |
Backlit Keyboard | |||
Backlit Keyboard | Yes | No | |
Number Pad | |||
Number Pad | No | No | |
CONNECTIVITY | |||
|---|---|---|---|
USB Type-A | |||
USB Type-A | 2 | 2 | |
USB-C ports | |||
USB-C ports | 2 | 1 | |
USB-C Charging | |||
USB-C Charging | Yes | Yes | |
Display Outputs | |||
Display Outputs | 3 | 2 | |
Thunderbolt Version | |||
Thunderbolt Version | 4 | N/A | |
Shopping
Lenovo IdeaPad Slim 3
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Rtings
Olivier Martin, Ryan Lim, and John Peroramas | May 2023
"The Lenovo IdeaPad 3i is decent for use as a workstation. Its Intel CPU and integrated graphics can only handle light productivity tasks, not demanding workloads like video editing or 3D graphics. You also can't do any color-critical work because the available displays have a narrow color gamut. It has a good port selection, but its USB-C lacks Thunderbolt 4 support. On the upside, it has a comfortable keyboard and doesn't get hot or loud under load."
Get a great deal on the Dell Latitude 5431 or the Lenovo IdeaPad Slim 3
About Dell
Dell is a highly recognizable American technology company, and is one of the largest personal computer vendor by market share. Their laptops are very popular for both personal and professional use, and they also own the Alienware brand which makes mid to high end gaming laptops. Their premium XPS range of laptops offer great build quality and portability, while Latitude and Precision laptops are known for reliability, repairability and performance for business users.
About Lenovo
Lenovo is a Chinese technology company, and one of the largest personal computer vendor. They are well known for a variety of technology products, including laptops. Their consumer series include their entry level IdeaPad and LOQ series and mid-to-high-end Yoga and Legion series. On the business-oriented side, their series include their entry-level ThinkBook series and mid-to-high-end ThinkPad series. Lenovo laptops offer strong performance for reasonable prices, and are often on sale.
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This information was produced and vetted by the PerfectRec laptops team. We are a product research and recommendation organization that meticulously reviews and evaluates the latest laptop information and makes it digestible for you.
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About the laptop team
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CEO and Laptops Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
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Staff Expert & Software Engineer
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Staff Expert & Software Engineer
Chandradeep is a staff expert and software engineer and expert in televisions and monitors. He’s been making monitor recommendations for ten years.
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