A comparison of specs, key information, reviews, and best pricing from top retailers
Last updated -- hours ago | Report incorrect information
Company ProductName Specs
Company ProductName Specs
What we think
The PerfectRec laptop team Learn more
Updated January 12, 2024·
The Dell Inspiron 15 3530 is more wallet-friendly and offers reasonable performance for everyday tasks with good battery life, making it well-suited for general use and portability. However, if you need higher performance for gaming, 3D rendering, or intensive engineering applications, the Lenovo Legion Slim 7, despite being more expensive, provides a more powerful processor, superior graphics capabilities, a higher refresh rate screen, and more gaming-oriented features; its heavier weight and likely shorter battery life due to the more powerful hardware should be taken into account if mobility is a priority. Consider your primary activities and whether they justify the additional cost for higher performance. 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 Inspiron 15 3530
- The Dell Inspiron 15 3530 has no clear advantages over the Lenovo Legion Slim 7 15.6".
Advantages of the Lenovo Legion Slim 7 15.6"
- Good for engineering and design
- Good for gaming and AI
- Good overall display quality
- Good overall build quality
- Very good speakers
- Very good keyboard
Key differences
Gaming and AI
6.3
7.4
3.7/10
OVERALL GPU SCORE
7.1/10
1920 x 1080
RESOLUTION
1920 x 1080
120Hz
REFRESH RATE
165Hz
No
SUPPORTS DLSS
Yes
No
MUX SWITCH / ADVANCED OPTIMUS
Yes
7.5/10
FAN NOISE SCORE
7.5/10
The Lenovo Legion Slim 7 15.6" is good for gaming and AI, while the Dell Inspiron 15 3530 is only fair.
The Lenovo Legion Slim 7 offers superior gaming and 3D performance thanks to its Nvidia RTX 3060 GPU and higher screen refresh rate of 165Hz, providing more fluid visuals compared to the Dell Inspiron 15 3530's Intel Iris Xe graphics and 120Hz refresh rate. Additionally, the Legion Slim 7's AMD Ryzen 7 processor complements the gaming experience better than the Dell's Intel i5 processor, and its screen quality is also better with a brighter display, which together enhance the overall gaming and 3D tasks.
Engineering and Design
6.9
7.8
6.9/10
OVERALL CPU SCORE
7.4/10
3.7/10
OVERALL GPU SCORE
7.1/10
16.0 GB
RAM
16.0 GB
The Lenovo Legion Slim 7 15.6" is good for engineering and design, while the Dell Inspiron 15 3530 is only fair.
The Dell Inspiron 15 3530 is suitable for engineering and design due to its solid CPU and integrated graphics, while the Lenovo Legion Slim 7 15.6" excels with a more powerful AMD CPU and dedicated Nvidia GPU, providing better performance for graphic-intensive tasks, along with a higher quality screen. While the Inspiron is lighter, making it more portable, the Legion has a superior keyboard and better heat management, which can be a significant advantage during long work sessions.
Screen Quality
6.6
7.7
15.6in
SIZE
15.6in
1920 x 1080
RESOLUTION
1920 x 1080
IPS
DISPLAY TECHNOLOGY
IPS
120Hz
REFRESH RATE
165Hz
220.0 nits
BRIGHTNESS
350.0 nits
The Lenovo Legion Slim 7 has a better screen than the Dell Inspiron 15 3530 for general use, gaming and AI, engineering and design, content creation, and software development.
If you primarily use your laptop for browsing, document editing, or streaming, the Dell Inspiron or Lenovo Legion Slim offer sufficient screen resolution and brightness to meet these needs comfortably. For engineering and design tasks where color accuracy is crucial, the Legion provides better coverage of professional color gamuts, ensuring more precise color representation than the Inspiron. However, for gaming and 3D applications that rely on swift motion handling, both laptops fall short due to their lower refresh rates, leading to less fluid visuals during fast-paced scenes.
Battery
6.5 Hours
9.0 Hours
The Dell Inspiron 15 3530 has 6.5 hours of battery life. The Lenovo Legion Slim 7 has 9 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.
Build Quality
6.2
7.6
The Lenovo Legion Slim 7 15.6" has good build quality, while the Dell Inspiron 15 3530 has only fair build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$722
$1,200
$0
$500
$1,000
$1,500
$2,000
The Dell Inspiron 15 3530 has a price of $722 and the Lenovo Legion Slim 7 15.6" costs $1,200.
Let Us Help Find Your Perfect Laptop
Find your new laptop
Key similarities
General Use
7.4
7.7
1920 x 1080
RESOLUTION
1920 x 1080
IPS
DISPLAY TECHNOLOGY
IPS
220.0 nits
DISPLAY BRIGHTNESS
350.0 nits
6.5 Hours
BATTERY LIFE
9.0 Hours
6.5/10
KEYBOARD QUALITY SCORE
8.5/10
7.9/10
PORTABILITY SCORE
7.6/10
The Lenovo Legion Slim 7 15.6" and Dell Inspiron 15 3530 are both good for general use.
The Dell Inspiron 15 3530, with its Intel CPU and integrated graphics, is a good choice for general use due to its lighter weight, making it more portable and still offering adequate performance for day-to-day tasks; however, it has a lower battery life compared to the Lenovo. The Lenovo Legion Slim 7, despite being heavier, includes a more powerful AMD CPU and discrete graphics, making it more suitable for demanding applications and providing a longer battery life, which contributes to a better overall screen quality and a significantly higher portability score.
Content Creation
7.3
7.7
6.9/10
OVERALL CPU SCORE
7.4/10
1920 x 1080
RESOLUTION
1920 x 1080
16.0 GB
RAM
16.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The Lenovo Legion Slim 7 15.6" and Dell Inspiron 15 3530 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
7.2
7.5
6.9/10
OVERALL CPU SCORE
7.4/10
16.0 GB
RAM
16.0 GB
1920 x 1080
RESOLUTION
1920 x 1080
6.5/10
KEYBOARD QUALITY SCORE
8.5/10
The Lenovo Legion Slim 7 15.6" and Dell Inspiron 15 3530 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.
Portability
Good
Good
15.6in
SIZE
15.6in
3.6 lbs
WEIGHT
4.1 lbs
0.6in
THICKNESS
0.6in
The Dell Inspiron 15 3530 and Lenovo Legion Slim 7 15.6" both have good portability.
The most portable laptops are small, thin, and light.
Give feedback
We’re constantly working to improve.
How the Dell Inspiron 15 3530 and the Lenovo Legion Slim 7 15.6" compare to other laptops
Spec Comparison
 |  | |
| Dell Inspiron 15 3530 | Lenovo Legion Slim 7 15.6" |
GENERAL | |||
|---|---|---|---|
| Price | |||
$722 | $1,200 | ||
Release Date | |||
Release Date | May 1, 2023 | May 1, 2022 | |
Overall Dimensions | |||
Overall Dimensions | 14.1'' x 9.3'' x 0.65'' | 14'' x 9.9'' x 0.69'' | |
Weight | |||
Weight | 3.64 lbs | 4.19 lbs | |
Width | |||
Width | 14.11" | 14.02" | |
Depth | |||
Depth | 9.25" | 9.92" | |
INTERNAL | |||
|---|---|---|---|
Processor | |||
Processor | Intel i5-1335U | AMD Ryzen 7 5800H | |
RAM | |||
RAM | 16 GB | 16 GB | |
DDR Memory Version | |||
DDR Memory Version | 4 | 4 | |
RAM Slots | |||
RAM Slots | 2 | 1 | |
Storage | |||
Storage | 512 GB | 512 GB | |
BATTERY | |||
|---|---|---|---|
Battery Life | |||
Battery Life | 6.5 Hours | 9 Hours | |
Battery Capacity | |||
Battery Capacity | 41 Wh | 71 Wh | |
SCREEN | |||
|---|---|---|---|
Diagonal Size | |||
Diagonal Size | 15.6" | 15.6" | |
Display Technology | |||
Display Technology | IPS | IPS | |
Resolution | |||
Resolution | 1920 x 1080 | 1920 x 1080 | |
Refresh Rate | |||
Refresh Rate | 120Hz | 165Hz | |
Display Brightness | |||
Display Brightness | 220 nits | 350 nits | |
RELIABILITY, APPEARANCE & ACOUSTICS | |||
|---|---|---|---|
Build Quality Score | |||
Build Quality Score | 6.3/10 | 7.6/10 | |
Portability Score | |||
Portability Score | 8/10 | 7.6/10 | |
Gaming Laptop Appearance | |||
Gaming Laptop Appearance | No | Yes | |
Premium Business Laptop | |||
Premium Business Laptop | No | No | |
Fan Noise Score | |||
Fan Noise Score | 7.5/10 | 7.5/10 | |
HARDWARE FEATURES | |||
|---|---|---|---|
Keyboard Quality Score | |||
Keyboard Quality Score | 6.5/10 | 8.5/10 | |
Speaker Quality Score | |||
Speaker Quality Score | 6.5/10 | 8/10 | |
Webcam | |||
Webcam | 1080p | 720p | |
Fingerprint Reader | |||
Fingerprint Reader | No | Yes | |
Backlit Keyboard | |||
Backlit Keyboard | No | Yes | |
Number Pad | |||
Number Pad | Yes | Yes | |
CONNECTIVITY | |||
|---|---|---|---|
USB Type-A | |||
USB Type-A | 2 | 2 | |
USB-C ports | |||
USB-C ports | 1 | 2 | |
USB-C Charging | |||
USB-C Charging | No | Yes | |
Display Outputs | |||
Display Outputs | 1 | 2 | |
Thunderbolt Ports | |||
Thunderbolt Ports | 0 | 0 | |
Shopping
Lenovo Legion Slim 7 15.6"
See more
Dig into reviews and images
NotebookCheck
Benjamin Herzig | November 2022
"The Lenovo Legion Slim 7 is a slim Legion notebook that is just as excellent with Nvidia & Intel. However, the Legion Slim 7i slightly sullied by lacklustre battery life. You get a slim aluminium chassis, great input devices, decent port selection, fast high-quality WQXGA display and great performance. Supporting Thunderbolt 4 is one advantage of the Intel/Nvidia model tested in this review. Moreover, this variant has slightly higher CPU performance as well as better GPU performance in certain applications (e.g. CUDA-based apps). The Lenovo Legion S7i is thin, premium and performant – but less efficient than its AMD counterpart."
Get a great deal on the Dell Inspiron 15 3530 or the Lenovo Legion Slim 7 15.6"
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.
Give feedback
We're constantly perfecting our model
Laptop guides you might be interested in
More comparisons for you
Compare Dell Inspiron 15 3530 vs. Acer Nitro 5 15
VS
Compare Dell Inspiron 15 3530 vs. Lenovo ThinkPad X1 Titanium Yoga
VS
Compare Dell Inspiron 15 3530 vs. ASUS Vivobook 15
VS
Compare Lenovo Legion Slim 7 15.6" vs. Dell Inspiron 14 Plus
VS
Compare Lenovo Legion Slim 7 15.6" vs. Lenovo Legion 5 15"
VS
Compare Lenovo Legion Slim 7 15.6" vs. Lenovo Slim Pro 7 14
VS
FAQs
FAQs about laptops
Why trust us
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.
By the numbers
380
Laptops evaluated
48,640
Laptops stats compiled
13
Proprietary Laptops ratings developed
130,395
Recommendations made
28,253
Consumer hours saved
About the laptop team
Joe Golden, Ph.D
CEO and Laptops Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
Jason Lew
Staff Expert & Software Engineer
Jason is a staff expert and software engineer that has been making laptop recommendations for 7 years and moderates one of the largest laptop subreddits.
Chandradeep Chowdhury
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.
Craig Russell
Laptops Expert
Craig is a UK-based laptops expert. Craig works in IT, where he recommends and supports laptops and PCs for clients and has been recommending laptops on Reddit for five years.
Featured in
