The ASUS VivoBook Pro 15 OLED has no clear advantages over the Lenovo Slim Pro 9i.
Advantages of the Lenovo Slim Pro 9i
Very good for software development
Best in class overall display quality
Very good overall build quality
Very good keyboard
Key differences
Screen Quality
8.6/10
9.6/10
15.6in
SIZE
14.5in
2880 x 1620
RESOLUTION
3072 x 1920
OLED
DISPLAY TECHNOLOGY
Mini LED
120Hz
REFRESH RATE
165Hz
400.0 nits
BRIGHTNESS
618.0 nits
The Lenovo Slim Pro 9i has a better screen than the ASUS Vivobook Pro 15 OLED for general use, gaming and AI, engineering and design, content creation, and software development.
PerfectRec’s screen quality scores take into account various important factors that are relevant for different use cases.
Battery
8.0 Hours
6.0 Hours
The ASUS Vivobook Pro 15 OLED has 8 hours of battery life. The Lenovo Slim Pro 9i has 6 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.
The Lenovo Slim Pro 9i and ASUS VivoBook Pro 15 OLED are both very 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.
Gaming and AI
7.5/10
7.6/10
6.8/10
OVERALL GPU SCORE
6.9/10
2880 x 1620
RESOLUTION
3072 x 1920
120Hz
REFRESH RATE
165Hz
Yes
SUPPORTS DLSS
Yes
No
MUX SWITCH / ADVANCED OPTIMUS
No
7.0/10
FAN NOISE SCORE
8.0/10
The Lenovo Slim Pro 9i and ASUS VivoBook Pro 15 OLED are both good for gaming and AI.
PerfectRec’s Gaming and AI Score strongly emphasizes graphics processing capability, while also taking into account other factors that impact suitability for gaming and AI work.
Engineering and Design
8.4/10
8.9/10
8.8/10
OVERALL CPU SCORE
9.0/10
6.8/10
OVERALL GPU SCORE
6.9/10
16.0 GB
RAM
32.0 GB
The Lenovo Slim Pro 9i and ASUS VivoBook Pro 15 OLED are both very good for engineering and design.
PerfectRec’s Engineering and Design Score takes into account the many different features of the laptop that make it more or less suitable for graphic design and 3D rendering work.
Content Creation
8.3/10
8.5/10
8.8/10
OVERALL CPU SCORE
9.0/10
2880 x 1620
RESOLUTION
3072 x 1920
16.0 GB
RAM
32.0 GB
OLED
DISPLAY TECHNOLOGY
Mini LED
The Lenovo Slim Pro 9i and ASUS VivoBook Pro 15 OLED are both very 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
7.9/10
8.3/10
8.8/10
OVERALL CPU SCORE
9.0/10
16.0 GB
RAM
32.0 GB
2880 x 1620
RESOLUTION
3072 x 1920
7.0/10
KEYBOARD QUALITY SCORE
8.0/10
Although they have very similar scores, PerfectRec considers Lenovo Slim Pro 9i to be very good for software development, while the ASUS VivoBook Pro 15 OLED is good.
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
14.5in
3.9 lbs
WEIGHT
3.7 lbs
0.7in
THICKNESS
0.8in
The Lenovo Slim Pro 9i and ASUS VivoBook Pro 15 OLED both have good portability.
The most portable laptops are small, thin, and light.
Build Quality
7.6/10
8.0/10
Although they have very similar scores, PerfectRec considers Lenovo Slim Pro 9i to have very good build quality, while the ASUS VivoBook Pro 15 OLED has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$1,499
$1,500
$500
$1,000
$1,500
$2,000
$2,500
The ASUS VivoBook Pro 15 OLED has a price of $1,499 and the Lenovo Slim Pro 9i costs $1,500.
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How the ASUS VivoBook Pro 15 OLED and the Lenovo Slim Pro 9i compare to other laptops
"The Lenovo Slim Pro 9i is an impressive laptop with a brilliant Mini-LED display, a powerful 100-watt version of Nvidia RTX 4050 graphics, and excellent connectivity. Having run the Cinebench benchmark again, we were impressed with the CPU performance. That makes the Slim Pro 9i is an easy recommendation, especially for those who care about GPU and CPU performance. It’s also a fantastic choice if you frequently view HDR movies and games on your laptop."
Get a great deal on the ASUS VivoBook Pro 15 OLED or the Lenovo Slim Pro 9i
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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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.