The ASUS ROG Flow X16 typically comes at a midrange price and offers features like a Ryzen 9 processor, RTX 3060 GPU, and a high-refresh touch-enabled display, suitable for both gaming and creative work. Its battery life is decent, and it's relatively portable for a gaming machine. The Lenovo Legion Slim 5i, priced slightly lower, is powered by an Intel i7 processor with an RTX 4060 GPU, which is likely to handle demanding tasks, 3D work, and gaming with more ease, having a longer battery life, but it's heavier and has no touch screen. For portable, versatile computing with touch capabilities, the ASUS is a solid choice, while the Lenovo offers slightly superior performance, making it preferable for intensive gaming or engineering tasks. 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 ROG Flow X16
Very good for general use
Very good overall build quality
Good portability
Best in class speakers
Advantages of the Lenovo Legion Slim 5i
Very good for gaming and AI
Good battery life
Key differences
Screen Quality
8.5/10
8.0/10
16.0in
SIZE
16.0in
2560 x 1600
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
165Hz
REFRESH RATE
165Hz
502.0 nits
BRIGHTNESS
343.0 nits
The ASUS ROG Flow X16 has a better screen than the Lenovo Legion Slim 5i for general use, gaming and AI, and engineering and design.
The ASUS ROG Flow X16 stands out for general use and engineering tasks due to its high-resolution display, which offers crisp text and detailed visuals, along with superior brightness for visibility in various lighting conditions, and its wide color gamut ensures accurate color representation crucial for design work. Although the Lenovo Legion Slim 5i also provides a high-resolution display that's bright and suitable for everyday tasks and color-sensitive work, it falls slightly behind in color accuracy when compared to the ASUS. For gaming and 3D applications, both laptops' lower refresh rates may not deliver the smoothest visuals that gamers and 3D designers seek, but the resolutions and panel types are still adequate for moderate gaming and design needs.
Battery
5.5 Hours
7.0 Hours
The ASUS ROG Flow X16 has 5.5 hours of battery life. The Lenovo Legion Slim 5i has 7 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
Fair
16.0in
SIZE
16.0in
4.6 lbs
WEIGHT
5.2 lbs
0.7in
THICKNESS
0.9in
The ASUS ROG Flow X16 has good portability, while the Lenovo Legion Slim 5i has only fair portability.
The most portable laptops are small, thin, and light.
Build Quality
8.5/10
7.4/10
The ASUS ROG Flow X16 has very good build quality, while the Lenovo Legion Slim 5i has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$1,300
$1,000
$0
$500
$1,000
$1,500
$2,000
The ASUS ROG Flow X16 has a price of $1,300 and the Lenovo Legion Slim 5i costs $1,000.
Although they have very similar scores, PerfectRec considers ASUS ROG Flow X16 to be very good for general use, while the Lenovo Legion Slim 5i is good.
The ASUS ROG Flow X16 boasts a touch-enabled high-brightness screen, making it versatile for different lighting conditions and as a convertible 2-in-1 device, it offers flexibility for general use, though with moderate battery life it might require more frequent charging compared to the Lenovo Legion Slim 5i, which offers longer battery life and a strong processor suitable for a variety of tasks, but lacks the touchscreen feature. Both laptops have ample storage, substantial RAM, and quality IPS displays, ensuring smooth performance and clear visuals for everyday tasks, yet the ASUS's higher screen brightness and touchscreen may appeal to those valuing display quality and interactive use, while the Lenovo's longer battery life might be preferred by users who prioritize time away from power outlets.
Gaming and AI
7.6/10
8.0/10
7.2/10
OVERALL GPU SCORE
8.4/10
2560 x 1600
RESOLUTION
2560 x 1600
165Hz
REFRESH RATE
165Hz
Yes
SUPPORTS DLSS
Yes
Yes
MUX SWITCH / ADVANCED OPTIMUS
Yes
7.0/10
FAN NOISE SCORE
6.5/10
Although they have very similar scores, PerfectRec considers Lenovo Legion Slim 5i to be very good for gaming and AI, while the ASUS ROG Flow X16 is good.
The Lenovo Legion Slim 5i boasts a more advanced GPU, the Nvidia RTX 4060, compared to the Asus ROG Flow X16's RTX 3060, giving it an edge in gaming and 3D performance. Both laptops have screens with a fast refresh rate, which is beneficial for gaming and creates smoother visuals, but the better GPU in the Lenovo provides a significant advantage in processing graphics-intensive tasks.
Engineering and Design
8.3/10
8.4/10
8.1/10
OVERALL CPU SCORE
9.0/10
7.2/10
OVERALL GPU SCORE
8.4/10
16.0 GB
RAM
16.0 GB
The Lenovo Legion Slim 5i and ASUS ROG Flow X16 are both very good for engineering and design.
The ASUS ROG Flow X16 is well-suited for engineering and design due to its powerful AMD Ryzen 9 processor, Nvidia RTX 3060 GPU, and high-quality IPS touchscreen with strong colors and contrast, enhancing visual work, but it has a slightly shorter battery life.
Content Creation
8.0/10
8.0/10
8.1/10
OVERALL CPU SCORE
9.0/10
2560 x 1600
RESOLUTION
2560 x 1600
16.0 GB
RAM
16.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The ASUS ROG Flow X16 and Lenovo Legion Slim 5i 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
7.7/10
7.8/10
8.1/10
OVERALL CPU SCORE
9.0/10
16.0 GB
RAM
16.0 GB
2560 x 1600
RESOLUTION
2560 x 1600
8.5/10
KEYBOARD QUALITY SCORE
8.5/10
The Lenovo Legion Slim 5i and ASUS ROG Flow X16 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.
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How the ASUS ROG Flow X16 and the Lenovo Legion Slim 5i compare to other laptops
"Above all else, the Asus ROG Flow X16 is one thing - versatile! It is a thin, mobile work device, it's a 2-in-1, tablet, a powerful workstation and even a gaming PC. But something even more surprising: It does all of these things really well without making any big blunders. It's anything but a lazy compromise. Because, despite its compact dimensions and 2-in-1 functionality, the hardware isn't throttled and boasts, at least in turbo mode, above-average performance."
"The Lenovo Legion Slim 5 Gen 8 acknowledges that a gaming laptop doesn’t have to be as thick as possible and can still ensure adequate cooling when the muscles need flexing. To this end, in the Slim 5 Gen 8, it finds a neat balance of refined, trimmed-down design that still lets its internals cruise (even above their max power ratings). Lenovo then added in some high-end build quality with an altogether excellent keyboard that’s useful for both work and play."
Get a great deal on the ASUS ROG Flow X16 or the Lenovo Legion Slim 5i
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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