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Updated January 10, 2024·
The Lenovo IdeaPad Slim 5i is a more affordable option with adequate performance for general use, long battery life, and higher portability due to its lighter weight. It has a decent screen size and quality for everyday tasks. However, if high performance for 3D rendering, machine learning, or gaming is crucial, the Razer Blade 17 is the better choice, with a more powerful processor, top-tier graphics card, and larger, higher-resolution display. This comes at the cost of a higher price, increased weight, and shorter battery life, making it less portable but much more suited for intensive engineering tasks. Both laptops have high-quality keyboards and multiple USB-C ports, but the Razer offers additional features such as RGB keyboard lighting and hardware ray tracing support. 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 Lenovo IdeaPad Slim 5i
- Good portability
- Good battery life
Advantages of the Razer Blade 17
- Very good for general use
- Excellent for engineering and design
- Very 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 speakers
- Excellent keyboard
Key differences
General Use
7.5
8.5
1920 x 1200
RESOLUTION
3840 x 2160
IPS
DISPLAY TECHNOLOGY
IPS
315.0 nits
DISPLAY BRIGHTNESS
486.0 nits
8.0 Hours
BATTERY LIFE
5.5 Hours
8.0/10
KEYBOARD QUALITY SCORE
9.0/10
7.6/10
PORTABILITY SCORE
6.7/10
The Razer Blade 17 is very good for general use, while the Lenovo IdeaPad Slim 5i is good.
The Lenovo IdeaPad Slim 5i, equipped with a mid-range CPU and integrated graphics, provides satisfactory performance for routine tasks, complemented by a respectable screen and decent portability, making it a solid choice for general use. On the other hand, the Razer Blade 17 boasts a high-end CPU, superior dedicated graphics, and a superior quality display, which all contribute to exceptional performance and visuals; however, this comes with reduced battery life and less portability.
Gaming and AI
6.3
8.6
3.7/10
OVERALL GPU SCORE
9.2/10
1920 x 1200
RESOLUTION
3840 x 2160
60Hz
REFRESH RATE
144Hz
No
SUPPORTS DLSS
Yes
No
MUX SWITCH / ADVANCED OPTIMUS
Yes
7.5/10
FAN NOISE SCORE
7.2/10
The Razer Blade 17 is very good for gaming and AI, while the Lenovo IdeaPad Slim 5i is only fair.
The Razer Blade 17 offers superior gaming and 3D performance with its high-end Nvidia RTX 3080 Ti graphics unit and a faster screen refresh rate compared to the Lenovo IdeaPad Slim 5i, which has a less powerful integrated Intel Iris Xe GPU and a standard refresh rate; these factors make a significant difference in rendering detailed graphics smoothly.
Engineering and Design
7.0
9.1
6.9/10
OVERALL CPU SCORE
9.2/10
3.7/10
OVERALL GPU SCORE
9.2/10
16.0 GB
RAM
32.0 GB
The Razer Blade 17 is excellent for engineering and design, while the Lenovo IdeaPad Slim 5i is good.
The Razer Blade 17 outshines the Lenovo IdeaPad Slim 5i for engineering and design due to its substantially more robust CPU and GPU, double the RAM, and a higher resolution and quality screen, which are crucial for intensive tasks and detailed work. However, the IdeaPad Slim 5i offers greater portability thanks to its lighter weight and smaller size, which may be preferable for users who need to move around frequently, despite having a less powerful processor, less RAM, and a lower-tier built-in GPU.
Content Creation
7.4
8.5
6.9/10
OVERALL CPU SCORE
9.2/10
1920 x 1200
RESOLUTION
3840 x 2160
16.0 GB
RAM
32.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The Razer Blade 17 is very good for content creation, while the Lenovo IdeaPad Slim 5i 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
7.4
8.5
6.9/10
OVERALL CPU SCORE
9.2/10
16.0 GB
RAM
32.0 GB
1920 x 1200
RESOLUTION
3840 x 2160
8.0/10
KEYBOARD QUALITY SCORE
9.0/10
The Razer Blade 17 is very good for software development, while the Lenovo IdeaPad Slim 5i 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
6.4
8.6
16.0in
SIZE
17.3in
1920 x 1200
RESOLUTION
3840 x 2160
IPS
DISPLAY TECHNOLOGY
IPS
60Hz
REFRESH RATE
144Hz
315.0 nits
BRIGHTNESS
486.0 nits
The Razer Blade 17 has a better screen than the Lenovo IdeaPad Slim 5i for general use, gaming and AI, engineering and design, content creation, and software development.
The Lenovo IdeaPad Slim 5i, with its average screen attributes, works well enough for daily tasks and is satisfactory for engineering purposes considering its acceptable color reproduction but falls short for gaming and 3D due to its lower refresh rate and possibly less vibrant colors. On the other hand, the Razer Blade 17 offers crisp visuals and extensive color coverage essential for precision in engineering and design work, while its higher resolution and quality panel contribute to enjoyable general use. However, despite its superior display specifications, its lower refresh rate compared to specialized gaming laptops means that for high-speed gaming and 3D rendering, it wouldn't be as smooth, affecting the overall experience.
Battery
8.0 Hours
5.5 Hours
The Lenovo IdeaPad Slim 5i has 8 hours of battery life. The Razer Blade 17 has 5.5 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
17.3in
4.1 lbs
WEIGHT
6.0 lbs
0.7in
THICKNESS
0.7in
The Lenovo IdeaPad Slim 5i has good portability, while the Razer Blade 17 has only fair portability.
The most portable laptops are small, thin, and light.
Build Quality
7.6
8.5
The Razer Blade 17 has very good build quality, while the Lenovo IdeaPad Slim 5i has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$828
$4,300
$0
$1,000
$2,000
$3,000
$4,000
The Lenovo IdeaPad Slim 5i has a price of $828 and the Razer Blade 17 costs $4,300.
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How the Lenovo IdeaPad Slim 5i and the Razer Blade 17 compare to other laptops
Spec Comparison
 |  | |
| Lenovo IdeaPad Slim 5i | Razer Blade 17 |
GENERAL | |||
|---|---|---|---|
| Price | |||
$828 | $4,300 | ||
Release Date | |||
Release Date | May 1, 2023 | February 1, 2022 | |
Overall Dimensions | |||
Overall Dimensions | 14'' x 9.9'' x 0.7'' | 15.6'' x 10.2'' x 0.78'' | |
Weight | |||
Weight | 4.17 lbs | 6.06 lbs | |
Width | |||
Width | 14.02" | 15.55" | |
Depth | |||
Depth | 9.88" | 10.24" | |
INTERNAL | |||
|---|---|---|---|
Processor | |||
Processor | Intel i5-1335U | Intel i9-12900H | |
RAM | |||
RAM | 16 GB | 32 GB | |
DDR Memory Version | |||
DDR Memory Version | 5 | 5 | |
RAM Slots | |||
RAM Slots | 0 | 2 | |
Storage | |||
Storage | 512 GB | 1024 GB | |
BATTERY | |||
|---|---|---|---|
Battery Life | |||
Battery Life | 8 Hours | 5.5 Hours | |
Battery Capacity | |||
Battery Capacity | 56.6 Wh | 82 Wh | |
SCREEN | |||
|---|---|---|---|
Diagonal Size | |||
Diagonal Size | 16" | 17.3" | |
Display Technology | |||
Display Technology | IPS | IPS | |
Resolution | |||
Resolution | 1920 x 1200 | 3840 x 2160 | |
Refresh Rate | |||
Refresh Rate | 60Hz | 144Hz | |
Display Brightness | |||
Display Brightness | 315 nits | 486 nits | |
RELIABILITY, APPEARANCE & ACOUSTICS | |||
|---|---|---|---|
Build Quality Score | |||
Build Quality Score | 7.6/10 | 8.5/10 | |
Portability Score | |||
Portability Score | 7.6/10 | 6.8/10 | |
Gaming Laptop Appearance | |||
Gaming Laptop Appearance | No | Yes | |
Premium Business Laptop | |||
Premium Business Laptop | No | No | |
Fan Noise Score | |||
Fan Noise Score | 7.5/10 | 7.3/10 | |
HARDWARE FEATURES | |||
|---|---|---|---|
Keyboard Quality Score | |||
Keyboard Quality Score | 8/10 | 9/10 | |
Speaker Quality Score | |||
Speaker Quality Score | 6.5/10 | 9.1/10 | |
Webcam | |||
Webcam | 1080p | 1080p | |
Fingerprint Reader | |||
Fingerprint Reader | Yes | No | |
Backlit Keyboard | |||
Backlit Keyboard | Yes | Yes | |
Number Pad | |||
Number Pad | Yes | No | |
CONNECTIVITY | |||
|---|---|---|---|
USB Type-A | |||
USB Type-A | 2 | 3 | |
USB-C ports | |||
USB-C ports | 2 | 2 | |
USB-C Charging | |||
USB-C Charging | Yes | Yes | |
Display Outputs | |||
Display Outputs | 3 | 3 | |
Thunderbolt Version | |||
Thunderbolt Version | N/A | 4 | |
Shopping
Lenovo IdeaPad Slim 5i
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Dig into reviews and images
HT Tech
Robin Sinha | February 2021
"The device is made for average work loads and if your work has a lot to do with online browsing, using apps that are not power-hungry and streaming videos. The looks are really good and the device in itself is not a heavy one. And with Intel 11th-gen Core processor, you might sail through most of your work without complaints."
Razer Blade 17
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Dig into reviews and images
NotebookCheck
Sascha Mölck | July 2022
"Our test configuration of the Blade 17 targets gamers and creative professionals. A Core i9-12900H processor, GeForce RTX 3080 Ti Laptop GPU (175 watts TGP after the BIOS update, 16 GB of VRAM), and 32 GB of working memory equip the laptop for video processing, rending, and 4k gaming at the highest level. In addition, a fast PCIe-4 SSD (1 TB) ensures short load and storage times. With the Blade 17 (Early 2022), Razer delivers a successful and powerful work device for creative professionals. But this also has its price."
Get a great deal on the Lenovo IdeaPad Slim 5i or the Razer Blade 17
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.
About Razer
Razer is an American-Singaporean technology company. Razer is best known for their Blade series laptops, well known for their strong performance and sleek design. Although Razer charges a premium price tag for their laptops, buyers can expect a stealthy laptop with clean fit and finish and strong performance. All of their models offer great portability and build quality compared to other gaming laptops.
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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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