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ROG Flow Z13
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Flex 5 16
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What we think

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Updated January 10, 2024·

The ASUS ROG Flow Z13 offers high performance with an advanced processor and dedicated graphics card, best suited for intensive tasks like 3D modeling, machine learning, and gaming. Its design allows it to be used as a tablet or laptop, but it is heavier and has lower battery life compared to the Lenovo Flex 5 16. In contrast, the Lenovo Flex 5 16 is more affordable, lighter, and has longer battery life, making it more portable and suitable for everyday use and moderate work tasks. It also serves as a 2-in-1 convertible for versatile use. If high performance for specialized tasks is a priority and budget allows, the ASUS could be the favorable option; however, if you're looking for value, portability, and all-day use without demanding software requirements, the Lenovo might be the better choice. 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 Z13
  • 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
  • Very good overall display quality
  • Very good overall build quality
  • Excellent portability
  • Good speakers
Advantages of the Lenovo Flex 5 16
  • Very good battery life

Key differences

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Gaming and AI

7.5
ROG Flow Z13
Flex 5 16
6.2
6.2/10
OVERALL GPU SCORE
3.7/10
2560 x 1600
RESOLUTION
2560 x 1600
165Hz
REFRESH RATE
60Hz
Yes
SUPPORTS DLSS
No
Yes
MUX SWITCH / ADVANCED OPTIMUS
No
7.2/10
FAN NOISE SCORE
7.5/10
The ASUS ROG Flow Z13 is good for gaming and AI, while the Lenovo Flex 5 16 is only fair.

Engineering and Design

8.4
ROG Flow Z13
Flex 5 16
7.2
9.5/10
OVERALL CPU SCORE
6.9/10
6.2/10
OVERALL GPU SCORE
3.7/10
16.0 GB
RAM
16.0 GB
The ASUS ROG Flow Z13 is very good for engineering and design, while the Lenovo Flex 5 16 is good.

Content Creation

8.2
ROG Flow Z13
Flex 5 16
7.6
9.5/10
OVERALL CPU SCORE
6.9/10
2560 x 1600
RESOLUTION
2560 x 1600
16.0 GB
RAM
16.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The ASUS ROG Flow Z13 is very good for content creation, while the Lenovo Flex 5 16 is good.

Software Development

8.0
ROG Flow Z13
Flex 5 16
7.5
9.5/10
OVERALL CPU SCORE
6.9/10
16.0 GB
RAM
16.0 GB
2560 x 1600
RESOLUTION
2560 x 1600
7.5/10
KEYBOARD QUALITY SCORE
7.0/10
The ASUS ROG Flow Z13 is very good for software development, while the Lenovo Flex 5 16 is good.

Screen Quality

8.4
ROG Flow Z13
Flex 5 16
7.3
13.4in
SIZE
16.0in
2560 x 1600
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
165Hz
REFRESH RATE
60Hz
511.0 nits
BRIGHTNESS
400.0 nits
The ASUS ROG Flow Z13 has a better screen than the Lenovo Flex 5 16 for general use, gaming and AI, engineering and design, software development, and content creation.

Battery

6.5 Hours
ROG Flow Z13
Flex 5 16
11.5 Hours
The ASUS ROG Flow Z13 has 6.5 hours of battery life. The Lenovo Flex 5 16 has 11.5 hours of battery life.

Portability

Excellent
ROG Flow Z13
Flex 5 16
Good
13.4in
SIZE
16.0in
2.6 lbs
WEIGHT
4.6 lbs
0.5in
THICKNESS
0.7in
The ASUS ROG Flow Z13 has excellent portability, while the Lenovo Flex 5 16 has good portability.
The most portable laptops are small, thin, and light.

Build Quality

8.5
ROG Flow Z13
Flex 5 16
7.0
The ASUS ROG Flow Z13 has very good build quality, while the Lenovo Flex 5 16 has good build quality.

Cost

$1,575
ROG Flow Z13
Flex 5 16
$779
Product image
Product image

$0

$500

$1,000

$1,500

$2,000

$2,500

The ASUS ROG Flow Z13 has a price of $1,575 and the Lenovo Flex 5 16 costs $779.
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Key similarities

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General Use

8.0
ROG Flow Z13
Flex 5 16
7.6
2560 x 1600
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
511.0 nits
DISPLAY BRIGHTNESS
400.0 nits
6.5 Hours
BATTERY LIFE
11.5 Hours
7.5/10
KEYBOARD QUALITY SCORE
7.0/10
9.2/10
PORTABILITY SCORE
7.4/10
Although they have very similar scores, PerfectRec considers ASUS ROG Flow Z13 to be very good for general use, while the Lenovo Flex 5 16 is good.

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How the ASUS ROG Flow Z13 and the Lenovo Flex 5 16 compare to other laptops

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Spec Comparison

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ASUS ROG Flow Z13Lenovo Flex 5 16
ASUS ROG Flow Z13Lenovo Flex 5 16

GENERAL

Price
$1,575
$779
Release Date
May 1, 2023April 1, 2022
Overall Dimensions
11.9'' x 8.1'' x 0.54''14.1'' x 10'' x 0.74''
Weight
2.6 lbs4.63 lbs
Width
11.89"14.09"
Depth
8.11"9.99"

INTERNAL

Processor
Intel i9-13900HIntel i7-1255U
RAM
16 GB16 GB
DDR Memory Version
54
RAM Slots
00
Storage
1024 GB512 GB

BATTERY

Battery Life
6.5 Hours11.5 Hours
Battery Capacity
56 Wh52.5 Wh

SCREEN

Diagonal Size
13.4"16"
Display Technology
IPSIPS
Resolution
2560 x 16002560 x 1600
Refresh Rate
165Hz60Hz
Display Brightness
511 nits400 nits

RELIABILITY, APPEARANCE & ACOUSTICS

Build Quality Score
8.5/107/10
Portability Score
9.3/107.4/10
Gaming Laptop Appearance
YesNo
Premium Business Laptop
NoNo
Fan Noise Score
7.3/107.5/10

HARDWARE FEATURES

Keyboard Quality Score
7.5/107/10
Speaker Quality Score
7.5/106.8/10
Webcam
4K1080p
Fingerprint Reader
NoYes
Backlit Keyboard
YesYes
Number Pad
NoYes

CONNECTIVITY

USB Type-A
12
USB-C ports
21
USB-C Charging
YesYes
Display Outputs
32
Thunderbolt Version
44

Shopping

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ASUS ROG Flow Z13

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Dig into reviews and images

NotebookCheck

Andreas Osthoff | March 2022
"The Asus ROG Flow Z13 is a gaming tablet with powerful Alder Lake i9 CPU. The ROG Flow Z13 impresses with its good cooling. After our review, the impression is predominantly positive. Besides a very fast Alder Lake CPU and stable gaming performance, especially the cooling system is surprisingly effective and quiet. You can use the integrated speakers without any issues while gaming. The 1200p display in the 16:10 format also impresses with good color reproduction and high brightness. Since the battery runtimes aren't particularly long as it is, we wouldn't recommend the optional 4K panel."

Lenovo Flex 5 16

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Dig into reviews and images

NotebookCheck

Andreas Osthoff | April 2023
"The Lenovo IdeaPad Flex 5 is a solidly equipped, 2-in-1 in the lower price segment. Performance is definitely sufficient for everyday tasks and in tests the battery proved itself to be very economical. That aside, there is a lot of standard fare on show and a search for real highlights ends in vain. The low color coverage and reflective display can be avoided by going for an optional 2.5K display but this also presumably results in poorer battery life. The cooling uses only one fan and leads to a raised temperature on one side of the device under load. Additionally, there is very loud fan noise, also under load or when gaming. On top of that, we also occasionally noticed electronic noises."

Get a great deal on the ASUS ROG Flow Z13 or the Lenovo Flex 5 16

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.

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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
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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.

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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.

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