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What we think
The PerfectRec laptop team Learn more
Updated June 22, 2024·
For general use, the Dell Inspiron 14 5420 offers excellent value with its lower midrange price, ample storage, and a capable Intel i7 processor, making it a strong contender for everyday tasks. It has a high-resolution display with good color accuracy, suitable for general productivity and multimedia consumption. The battery life is commendable, providing around 10 hours of typical usage, and its portability is a plus with a slim and lightweight design. On the other hand, the Lenovo Legion Pro 7i (2024) is a powerhouse designed for high-performance tasks such as gaming, 3D rendering, and machine learning, thanks to its top-tier Intel i9 processor and Nvidia RTX 4080 graphics card. It boasts an even higher resolution screen with superior color coverage and a blazing fast refresh rate, which is ideal for fast-paced gaming and professional graphics work. However, this performance comes at the cost of a significantly higher price point, reduced battery life of about 5 hours, and a bulkier design that may not be as travel-friendly. If portability, battery life, and budget are your primary concerns, the Dell Inspiron is the better choice. However, if you require cutting-edge performance for demanding applications and gaming, and you're willing to compromise on portability and price, the Lenovo Legion Pro 7i is the way to go. Remember, the Legion's superior performance and screen quality come with a tradeoff in terms of a higher cost, less battery life, and a heavier, thicker build. 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 Dell Inspiron 14 5420
- Very good portability
- Very good battery life
Advantages of the Lenovo Legion Pro 7i (2024)
- Very good for general use
- Excellent for engineering and design
- Excellent for gaming and AI
- Very good for content creation
- Very good overall display quality
- Very good overall build quality
- Best in class speakers
- Excellent keyboard
Key differences
General Use
7.6
8.1
2240 x 1400
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
279.0 nits
DISPLAY BRIGHTNESS
469.0 nits
10.0 Hours
BATTERY LIFE
5.0 Hours
7.5/10
KEYBOARD QUALITY SCORE
9.0/10
8.2/10
PORTABILITY SCORE
6.4/10
The Lenovo Legion Pro 7i (2024) is very good for general use, while the Dell Inspiron 14 5420 is good.
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
6.4
9.1
4.3/10
OVERALL GPU SCORE
9.8/10
2240 x 1400
RESOLUTION
2560 x 1600
60Hz
REFRESH RATE
240Hz
No
SUPPORTS DLSS
Yes
No
MUX SWITCH / ADVANCED OPTIMUS
Yes
6.5/10
FAN NOISE SCORE
6.5/10
The Lenovo Legion Pro 7i (2024) is excellent for gaming and AI, while the Dell Inspiron 14 5420 is only fair.
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
7.1
9.0
6.9/10
OVERALL CPU SCORE
9.9/10
4.3/10
OVERALL GPU SCORE
9.8/10
16.0 GB
RAM
16.0 GB
The Lenovo Legion Pro 7i (2024) is excellent for engineering and design, while the Dell Inspiron 14 5420 is good.
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
7.5
8.3
6.9/10
OVERALL CPU SCORE
9.9/10
2240 x 1400
RESOLUTION
2560 x 1600
16.0 GB
RAM
16.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The Lenovo Legion Pro 7i (2024) is very good for content creation, while the Dell Inspiron 14 5420 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.
Screen Quality
6.5
8.7
14.0in
SIZE
16.0in
2240 x 1400
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
60Hz
REFRESH RATE
240Hz
279.0 nits
BRIGHTNESS
469.0 nits
The Lenovo Legion Pro 7i has a better screen than the Dell Inspiron 14 5420 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
10.0 Hours
5.0 Hours
The Dell Inspiron 14 5420 has 10 hours of battery life. The Lenovo Legion Pro 7i has 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
Very Good
Fair
14.0in
SIZE
16.0in
3.4 lbs
WEIGHT
5.7 lbs
0.7in
THICKNESS
1.0in
The Dell Inspiron 14 5420 has very good portability, while the Lenovo Legion Pro 7i (2024) has only fair portability.
The most portable laptops are small, thin, and light.
Build Quality
7.0
8.5
The Lenovo Legion Pro 7i (2024) has very good build quality, while the Dell Inspiron 14 5420 has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$971
$2,100
$500
$1,000
$1,500
$2,000
$2,500
$3,000
$3,500
The Dell Inspiron 14 5420 has a price of $971 and the Lenovo Legion Pro 7i (2024) costs $2,100.
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Key similarities
Software Development
7.4
7.9
6.9/10
OVERALL CPU SCORE
9.9/10
16.0 GB
RAM
16.0 GB
2240 x 1400
RESOLUTION
2560 x 1600
7.5/10
KEYBOARD QUALITY SCORE
9.0/10
The Lenovo Legion Pro 7i (2024) and Dell Inspiron 14 5420 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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We’re constantly working to improve.
How the Dell Inspiron 14 5420 and the Lenovo Legion Pro 7i (2024) compare to other laptops
Spec Comparison
 |  | |
| Dell Inspiron 14 5420 | Lenovo Legion Pro 7i (2024) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$971 | $2,100 | ||
Release Date | |||
Release Date | May 1, 2022 | February 1, 2024 | |
Overall Dimensions | |||
Overall Dimensions | 12.4'' x 9'' x 0.7'' | 14.3'' x 10.3'' x 1.02'' | |
Weight | |||
Weight | 3.4 lbs | 5.78 lbs | |
Width | |||
Width | 12.36" | 14.31" | |
Depth | |||
Depth | 8.96" | 10.32" | |
INTERNAL | |||
|---|---|---|---|
Processor | |||
Processor | Intel i7-1255U | Intel i9-14900HX | |
RAM | |||
RAM | 16 GB | 16 GB | |
DDR Memory Version | |||
DDR Memory Version | 4 | 5 | |
RAM Slots | |||
RAM Slots | 2 | 2 | |
Storage | |||
Storage | 512 GB | 1024 GB | |
BATTERY | |||
|---|---|---|---|
Battery Life | |||
Battery Life | 10 Hours | 5 Hours | |
Battery Capacity | |||
Battery Capacity | 54 Wh | 99.9 Wh | |
SCREEN | |||
|---|---|---|---|
Diagonal Size | |||
Diagonal Size | 14" | 16" | |
Display Technology | |||
Display Technology | IPS | IPS | |
Resolution | |||
Resolution | 2240 x 1400 | 2560 x 1600 | |
Refresh Rate | |||
Refresh Rate | 60Hz | 240Hz | |
Display Brightness | |||
Display Brightness | 279 nits | 469 nits | |
RELIABILITY, APPEARANCE & ACOUSTICS | |||
|---|---|---|---|
Build Quality Score | |||
Build Quality Score | 7/10 | 8.5/10 | |
Portability Score | |||
Portability Score | 8.3/10 | 6.4/10 | |
Gaming Laptop Appearance | |||
Gaming Laptop Appearance | No | Yes | |
Premium Business Laptop | |||
Premium Business Laptop | No | No | |
Fan Noise Score | |||
Fan Noise Score | 6.5/10 | 6.5/10 | |
HARDWARE FEATURES | |||
|---|---|---|---|
Keyboard Quality Score | |||
Keyboard Quality Score | 7.5/10 | 9/10 | |
Speaker Quality Score | |||
Speaker Quality Score | 7.5/10 | 9.8/10 | |
Webcam | |||
Webcam | 1080p | 1080p | |
Fingerprint Reader | |||
Fingerprint Reader | No | No | |
Backlit Keyboard | |||
Backlit Keyboard | Yes | Yes | |
Number Pad | |||
Number Pad | No | Yes | |
CONNECTIVITY | |||
|---|---|---|---|
USB Type-A | |||
USB Type-A | 2 | 4 | |
USB-C ports | |||
USB-C ports | 1 | 2 | |
USB-C Charging | |||
USB-C Charging | Yes | Yes | |
Display Outputs | |||
Display Outputs | 2 | 3 | |
Thunderbolt Version | |||
Thunderbolt Version | N/A | 4 | |
Shopping
Dell Inspiron 14 5420
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Dig into reviews and images
Smarthouse
Nick Ross | March 2023
"If laptops were food, then the Dell Inspiron 14 5420 is arguably a Big Mac. There are cheaper and more expensive options, but this arguably represents the baseline of quality and value in the world of mobile computing… something that’s underlined by the attractive $1,279 price tag."
Lenovo Legion Pro 7i (2024)
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Dig into reviews and images
NotebookCheck
Florian Glaser | February 2023
"Passionate gamers who want to play demanding modern titles with maximum details and don't mind spending the moolah will find the Lenovo Legion 7 Pro to be the right choice. The bright, sharp, and color-accurate 16:10 QHD 240 Hz display makes for an immersive viewing experience. The hardware is housed in a stylish chassis that feels premium and scores well in terms of workmanship and stability. Other aspects such as sound quality, input devices, and connectivity also seem to be near-perfect."
Get a great deal on the Dell Inspiron 14 5420 or the Lenovo Legion Pro 7i (2024)
About Dell
Dell is a highly recognizable American technology company, and is one of the largest personal computer vendor by market share. Their laptops are very popular for both personal and professional use, and they also own the Alienware brand which makes mid to high end gaming laptops. Their premium XPS range of laptops offer great build quality and portability, while Latitude and Precision laptops are known for reliability, repairability and performance for business users.
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
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CEO and Laptops Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
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Staff Expert & Software Engineer
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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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