For a balance of performance and portability with a high-quality display suited for gaming and creative work, the Dell Alienware m15 R7 is a strong contender, especially if you value the premium build and design. However, it comes with a higher price tag and shorter battery life, which might not be ideal if you're often on the move. On the other hand, the Lenovo Legion 5 16 (2024) offers a larger, more workspace-friendly screen with similar performance capabilities, better battery life, and a more attractive price point. It's also equipped with more RAM, which is beneficial for multitasking and demanding applications. While it may not have the same premium feel as the Alienware, it's a solid choice for someone who prioritizes screen real estate and battery life for general use and gaming. 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 Alienware m15 R7
Very good overall build quality
Advantages of the Lenovo Legion 5 16 (2024)
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
Key differences
General Use
7.5/10
8.1/10
2560 x 1440
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
300.0 nits
DISPLAY BRIGHTNESS
500.0 nits
5.0 Hours
BATTERY LIFE
3.5 Hours
8.5/10
KEYBOARD QUALITY SCORE
8.5/10
6.4/10
PORTABILITY SCORE
6.6/10
The Lenovo Legion 5 16 (2024) is very good for general use, while the Dell Alienware m15 R7 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
7.8/10
8.5/10
8.7/10
OVERALL GPU SCORE
8.5/10
2560 x 1440
RESOLUTION
2560 x 1600
240Hz
REFRESH RATE
240Hz
Yes
SUPPORTS DLSS
Yes
Yes
MUX SWITCH / ADVANCED OPTIMUS
Yes
7.0/10
FAN NOISE SCORE
6.5/10
The Lenovo Legion 5 16 (2024) is very good for gaming and AI, while the Dell Alienware m15 R7 is good.
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
8.2/10
9.0/10
8.5/10
OVERALL CPU SCORE
9.9/10
8.7/10
OVERALL GPU SCORE
8.5/10
16.0 GB
RAM
32.0 GB
The Lenovo Legion 5 16 (2024) is excellent for engineering and design, while the Dell Alienware m15 R7 is very 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
7.5/10
8.2/10
8.5/10
OVERALL CPU SCORE
9.9/10
2560 x 1440
RESOLUTION
2560 x 1600
16.0 GB
RAM
32.0 GB
IPS
DISPLAY TECHNOLOGY
IPS
The Lenovo Legion 5 16 (2024) is very good for content creation, while the Dell Alienware m15 R7 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
7.3/10
8.0/10
8.5/10
OVERALL CPU SCORE
9.9/10
16.0 GB
RAM
32.0 GB
2560 x 1440
RESOLUTION
2560 x 1600
8.5/10
KEYBOARD QUALITY SCORE
8.5/10
The Lenovo Legion 5 16 (2024) is very good for software development, while the Dell Alienware m15 R7 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
8.2/10
8.7/10
15.6in
SIZE
16.0in
2560 x 1440
RESOLUTION
2560 x 1600
IPS
DISPLAY TECHNOLOGY
IPS
240Hz
REFRESH RATE
240Hz
300.0 nits
BRIGHTNESS
500.0 nits
The Lenovo Legion 5 16 has a better screen than the Dell Alienware m15 R7 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
5.0 Hours
3.5 Hours
The Dell Alienware m15 R7 has 5 hours of battery life. The Lenovo Legion 5 16 has 3.5 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.
Build Quality
8.5/10
7.4/10
The Dell Alienware m15 R7 has very good build quality, while the Lenovo Legion 5 16 (2024) has good build quality.
PerfectRec’s Build Quality Score incorporates case materials, display and keyboard flex, hinge quality, and overall reliability.
Cost
$2,200
$1,350
$500
$1,000
$1,500
$2,000
$2,500
$3,000
$3,500
The Dell Alienware m15 R7 has a price of $2,200 and the Lenovo Legion 5 16 (2024) costs $1,350.
"The Alienware M15 offers solid gaming and leading endurance. It makes the most of its CPU and GPU while delivering stellar battery life for a gaming laptop. Opening the lid presents a full-size keyboard with honeycomb cutouts above it on the deck. An oblong RBG lightning element surrounds the entire rear panel and can be color-synced with the other lights on the laptop. There’s not a lot to dislike about the M15 Its productivity performance lagged in some areas, particularly in the storage benchmark, and it’s a bit heavy. Alienware has a clear winner here with the M15 based on its strong overall performance and endurance."
Get a great deal on the Dell Alienware m15 R7 or the Lenovo Legion 5 16 (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.
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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Staff Expert & Software Engineer
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