The decision between the ASUS TUF Gaming A15 and the Lenovo Legion Slim 7 depends on your preferences and needs. The ASUS TUF Gaming A15, often being more expensive, usually offers robust build quality and is designed to sustain intensive gaming sessions, which could imply superior cooling and potentially more power for demanding engineering applications or 3D/Machine Learning tasks. However, this may come at the cost of heavier weight and bulkier design, affecting portability. On the other hand, the Lenovo Legion Slim 7 is marketed with 'slim' in its name, suggesting a focus on a thinner, lighter design for easier transportation, which may appeal if you prioritize carrying your laptop around easily. Keep in mind though, slimmer designs can sometimes mean compromising on thermal performance, which could be a concern if you're planning to run high-intensity tasks frequently. Balancing between these factors—performance for heavy-duty tasks versus ease of mobility—will guide your choice. Additionally, battery life should be a consideration; gaming laptops often have shorter battery life due to their powerful components. Consider how important it is for you to have a laptop that can operate for extended periods without being plugged in. 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 ASUS TUF Gaming A15
Very good for engineering and design
Very good for gaming and AI
Very good for content creation
Very good battery life
Advantages of the Lenovo Legion Slim 7 15.6"
Very good speakers
Very good keyboard
Key differences
Gaming and AI
8.0/10
7.4/10
8.9/10
OVERALL GPU SCORE
7.1/10
1920 x 1080
RESOLUTION
1920 x 1080
144Hz
REFRESH RATE
165Hz
Yes
SUPPORTS DLSS
Yes
Yes
MUX SWITCH / ADVANCED OPTIMUS
Yes
6.7/10
FAN NOISE SCORE
7.5/10
The ASUS TUF Gaming A15 is very good for gaming and AI, while the Lenovo Legion Slim 7 15.6" is good.
The ASUS TUF Gaming A15 is equipped with a more powerful GPU, the Nvidia RTX 4070, and a screen refresh rate suitable for most gaming requirements. In contrast, the Lenovo Legion Slim 7 has a less powerful Nvidia RTX 3060 but compensates with a higher screen refresh rate, which can be beneficial for smoother visuals in fast-paced games.
Screen Quality
7.2/10
7.7/10
15.6in
SIZE
15.6in
1920 x 1080
RESOLUTION
1920 x 1080
IPS
DISPLAY TECHNOLOGY
IPS
144Hz
REFRESH RATE
165Hz
271.0 nits
BRIGHTNESS
350.0 nits
The ASUS TUF Gaming A15 has a better screen than the Lenovo Legion Slim 7 for content creation, while the Lenovo Legion Slim 7 has a better screen for general use, gaming and AI, and engineering and design.
For general use, both the ASUS TUF Gaming A15 and Lenovo Legion Slim 7 offer displays with clear resolution and adequate brightness, making them suitable for everyday tasks like browsing and video streaming. Their screens display vibrant colors and wide color gamuts, meeting the precision needed for engineering and design work. However, for gaming and 3D purposes, these laptops lack high refresh rates, which are crucial for smooth motion and responsiveness in fast-paced visual content.
Battery
11.0 Hours
9.0 Hours
The ASUS TUF Gaming A15 has 11 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.
Portability
Good
Good
15.6in
SIZE
15.6in
4.8 lbs
WEIGHT
4.1 lbs
0.9in
THICKNESS
0.6in
The Lenovo Legion Slim 7 15.6" and ASUS TUF Gaming A15 both have good portability, though the Lenovo Legion Slim 7 15.6" has somewhat better portability.
The most portable laptops are small, thin, and light.
Cost
$2,059
$1,200
$500
$1,000
$1,500
$2,000
$2,500
$3,000
$3,500
The ASUS TUF Gaming A15 has a price of $2,059 and the Lenovo Legion Slim 7 15.6" costs $1,200.
The ASUS TUF Gaming A15 and Lenovo Legion Slim 7 15.6" are both good for general use.
PerfectRec’s General Use Score takes into account the many different features of the laptop that make it more or less suitable for general productivity, web browsing, streaming, video calls, and running a wide variety of apps and programs.
Engineering and Design
8.2/10
7.8/10
9.1/10
OVERALL CPU SCORE
7.4/10
8.9/10
OVERALL GPU SCORE
7.1/10
16.0 GB
RAM
16.0 GB
Although they have very similar scores, PerfectRec considers ASUS TUF Gaming A15 to be very good for engineering and design, while the Lenovo Legion Slim 7 15.6" is good.
The ASUS TUF Gaming A15 offers better performance for engineering and design due to its more powerful GPU and CPU, which are crucial for tasks that require high processing and graphics capabilities. In contrast, the Lenovo Legion Slim 7 has a superior screen quality and is more portable, making it a good choice for users who prioritize a balance between performance and mobility.
Content Creation
8.0/10
7.7/10
9.1/10
OVERALL CPU SCORE
7.4/10
1920 x 1080
RESOLUTION
1920 x 1080
16.0 GB
RAM
16.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
Although they have very similar scores, PerfectRec considers ASUS TUF Gaming A15 to be very good for content creation, while the Lenovo Legion Slim 7 15.6" is good.
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
7.6/10
7.5/10
9.1/10
OVERALL CPU SCORE
7.4/10
16.0 GB
RAM
16.0 GB
1920 x 1080
RESOLUTION
1920 x 1080
7.0/10
KEYBOARD QUALITY SCORE
8.5/10
The ASUS TUF Gaming A15 and Lenovo Legion Slim 7 15.6" 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.
Build Quality
7.2/10
7.6/10
The Lenovo Legion Slim 7 15.6" and ASUS TUF Gaming A15 both have good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
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How the ASUS TUF Gaming A15 and the Lenovo Legion Slim 7 15.6" compare to other laptops
"With the release of the TUF Gaming A15, Asos have concentrated on the essentials: gaming performance. Our base version, which can be had for around $1,169, already provided enough power to play current games smoothly in a native resolution of 1080p and with maximum details - thanks to its new Nvidia GeForce RTX 4050 Laptop. If you utilize upscaling, then you can even manage to run ray tracing."
"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 ASUS TUF Gaming A15 or the Lenovo Legion Slim 7 15.6"
About ASUS
ASUS, a Taiwanese electronics brand, is one of the largest personal computer vendor by market share. The majority of their laptops are targeted towards personal use or gaming. Their most popular product lines include the budget-friendly VivoBook, more premium ZenBook, and their TUF and ROG gaming laptops, the latter of which has a reputation for excellent gaming performance.
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.
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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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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