If you prioritize performance for tasks like 3D rendering, machine learning, or engineering, the Lenovo Slim Pro 9i might be a better fit due to its higher-end processor and powerful graphics card. However, it's usually pricier than the Asus Zenbook 14X OLED. The Zenbook will save you money and is more portable but doesn't match the Lenovo's performance. The OLED screen on the Asus provides excellent color coverage which is superb for media consumption while the Lenovo's Mini LED display is brighter and better for fast motion. Both laptops have similar battery life and are touch-enabled, but the Zenbook is slightly more flexible due to its 2-in-1 design. Choose the Asus for portability and value or the Lenovo for its top-tier performance capabilities. 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 Zenbook 14X OLED
Very good portability
Advantages of the Lenovo Slim Pro 9i
Very good for general use
Very good for engineering and design
Good for gaming and AI
Very good for software development
Very good for content creation
Best in class overall display quality
Very good overall build quality
Very good speakers
Key differences
General Use
7.5/10
8.5/10
2880 x 1800
RESOLUTION
3072 x 1920
OLED
DISPLAY TECHNOLOGY
Mini LED
376.0 nits
DISPLAY BRIGHTNESS
618.0 nits
6.0 Hours
BATTERY LIFE
6.0 Hours
8.0/10
KEYBOARD QUALITY SCORE
8.0/10
8.3/10
PORTABILITY SCORE
7.6/10
The Lenovo Slim Pro 9i is very good for general use, while the ASUS Zenbook 14X OLED is good.
The Lenovo Slim Pro 9i is rated very good for general use due to its higher RAM capacity and superior CPU, which translate to faster multitasking and overall performance, as well as its exceptional Mini LED screen offering higher brightness and color accuracy. On the other hand, the ASUS Zenbook 14X OLED, while still good for general use, has a lower RAM and a less powerful CPU, making it a slightly less robust performer, though it boasts a quality OLED display, it's not as bright or color-accurate as the Lenovo's screen, and it still maintains good portability and battery life.
Gaming and AI
6.5/10
7.6/10
3.7/10
OVERALL GPU SCORE
6.9/10
2880 x 1800
RESOLUTION
3072 x 1920
120Hz
REFRESH RATE
165Hz
No
SUPPORTS DLSS
Yes
No
MUX SWITCH / ADVANCED OPTIMUS
No
6.5/10
FAN NOISE SCORE
8.0/10
The Lenovo Slim Pro 9i is good for gaming and AI, while the ASUS Zenbook 14X OLED is only fair.
The Lenovo Slim Pro 9i outperforms the ASUS Zenbook 14X OLED in gaming and 3D tasks largely due to its superior Nvidia RTX 4050 graphics card and a higher screen refresh rate of 165, providing smoother visuals in fast-paced scenarios compared to the Zenbook's Intel i5-13500H Iris Xe graphics and a refresh rate of 120. Despite both having high-quality displays, these key differences in GPU and refresh rate make the Slim Pro 9i more suitable for gaming and 3D applications.
Engineering and Design
7.7/10
8.9/10
8.5/10
OVERALL CPU SCORE
9.0/10
3.7/10
OVERALL GPU SCORE
6.9/10
8.0 GB
RAM
32.0 GB
The Lenovo Slim Pro 9i is very good for engineering and design, while the ASUS Zenbook 14X OLED is good.
The Lenovo Slim Pro 9i outshines the ASUS Zenbook 14X OLED in engineering and design use primarily because it boasts a more robust Intel i7 processor, greater RAM, and a superior NVIDIA RTX GPU, all of which contribute to higher performance in demanding tasks; additionally, its Mini LED screen has higher brightness and resolution, enhancing visual clarity and detail which is crucial for design work. While the ASUS Zenbook offers competitive features such as an OLED display with excellent color accuracy, its less powerful processor and GPU, along with lower RAM, make it less suited for intensive engineering applications, though it still holds its own for general use and less demanding design tasks.
Content Creation
7.6/10
8.5/10
8.5/10
OVERALL CPU SCORE
9.0/10
2880 x 1800
RESOLUTION
3072 x 1920
8.0 GB
RAM
32.0 GB
OLED
DISPLAY TECHNOLOGY
Mini LED
The Lenovo Slim Pro 9i is very good for content creation, while the ASUS Zenbook 14X OLED 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
7.5/10
8.3/10
8.5/10
OVERALL CPU SCORE
9.0/10
8.0 GB
RAM
32.0 GB
2880 x 1800
RESOLUTION
3072 x 1920
8.0/10
KEYBOARD QUALITY SCORE
8.0/10
The Lenovo Slim Pro 9i is very good for software development, while the ASUS Zenbook 14X 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.
Screen Quality
8.6/10
9.6/10
14.0in
SIZE
14.5in
2880 x 1800
RESOLUTION
3072 x 1920
OLED
DISPLAY TECHNOLOGY
Mini LED
120Hz
REFRESH RATE
165Hz
376.0 nits
BRIGHTNESS
618.0 nits
The Lenovo Slim Pro 9i has a better screen than the ASUS Zenbook 14X OLED for general use, gaming and AI, engineering and design, content creation, and software development.
When considering general use, the ASUS Zenbook 14X OLED and the Lenovo Slim Pro 9i both offer high-resolution displays and OLED panels, ensuring sharp images and vibrant colors with the Lenovo providing superior brightness levels, leading to a more vivid and visible display under various lighting conditions. For engineering and design, both laptops would display wide color gamuts crucial for accurate color work; however, the Lenovo edges ahead with its ability to display more nuanced shades, preferred by professionals for precision tasks. While both are less suited for gaming and 3D work due to lower refresh rates, their high resolution and panel quality still offer detailed and high-contrast visuals, but fast-paced visuals may not be as smooth as on displays designed for gaming.
Portability
Very Good
Good
14.0in
SIZE
14.5in
3.4 lbs
WEIGHT
3.7 lbs
0.6in
THICKNESS
0.8in
The ASUS Zenbook 14X OLED has very good portability, while the Lenovo Slim Pro 9i has good portability.
The most portable laptops are small, thin, and light.
Cost
$575
$1,600
$0
$500
$1,000
$1,500
$2,000
$2,500
The ASUS Zenbook 14X OLED has a price of $575 and the Lenovo Slim Pro 9i costs $1,600.
The ASUS Zenbook 14X OLED has 6 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.
Build Quality
7.8/10
8.0/10
Although they have very similar scores, PerfectRec considers Lenovo Slim Pro 9i to have very good build quality, while the ASUS Zenbook 14X OLED has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Give feedback
We’re constantly working to improve.
How the ASUS Zenbook 14X OLED and the Lenovo Slim Pro 9i compare to other laptops
"While one of the more budget-friendly configurations of the Asus Zenbook 14X OLED may make a compelling case as a top value pick, it’s difficult to be disappointed with the more expensive model we reviewed here. At its core, for all models, it’s a luxury-built laptop with extreme portability and a gorgeous OLED display. Our unit rocks with a snappy Core i9 processor for getting real work done, and the discrete GPU—even if it has a clear power ceiling—is a bonus for creative pros."
"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 Zenbook 14X 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.
By the numbers
380
Laptops evaluated
48,640
Laptops stats compiled
13
Proprietary Laptops ratings developed
98,295
Recommendations made
21,298
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.