Skip to content
specpair

Apple MacBook Pro 16" M5 Pro vs Dell Alienware m18

Updated Apr 2026laptops
VS

The Verdict

The Apple MacBook Pro 16" M5 Pro and Dell Alienware m18 sit in the same category and end up appealing to slightly different buyers. The Dell Alienware m18 is the cheaper of the two at $2,099 versus $2,499, a difference of about $400. The Apple MacBook Pro 16" M5 Pro is the newer release, which usually means a faster chipset and longer software support. Apple MacBook Pro 16" M5 Pro stands out for largest macbook display at 16.2 inches, while Dell Alienware m18 is praised for massive 18-inch qhd+ 165hz display is immersive for gaming. Use the side-by-side spec table below to compare cameras, displays, battery life and connectivity in detail and decide which one fits your priorities.

Who Should Buy

Buy the Apple MacBook Pro 16" M5 Pro if…

  • Largest MacBook display at 16.2 inches
  • M5 Pro or M5 Max configurations
  • 100 Wh battery with 24-hour life

Buy the Dell Alienware m18 if…

  • Massive 18-inch QHD+ 165Hz display is immersive for gaming
  • RTX 4090 Laptop GPU option for desktop-class gaming performance
  • i9-13980HX is one of the fastest mobile processors available

Pros & Cons

Apple MacBook Pro 16" M5 Pro

Pros

  • Largest MacBook display at 16.2 inches
  • M5 Pro or M5 Max configurations
  • 100 Wh battery with 24-hour life
  • Thunderbolt 5
  • Up to 96GB RAM with M5 Max

Cons

  • 2.14 kg is heavy
  • $2499 starting price
  • Non-upgradable components

Dell Alienware m18

Pros

  • Massive 18-inch QHD+ 165Hz display is immersive for gaming
  • RTX 4090 Laptop GPU option for desktop-class gaming performance
  • i9-13980HX is one of the fastest mobile processors available
  • Full-size keyboard with numpad and per-key RGB lighting
  • Excellent thermal design with Cryo-Tech cooling keeps temps in check

Cons

  • Almost 9 lbs — this is essentially a desktop replacement
  • 5-hour battery life means the charger is mandatory
  • Power brick is enormous and heavy
  • 300-nit display brightness is dim for a premium gaming laptop
  • Extremely expensive with high-end GPU configurations

Full Specifications

SpecApple MacBook Pro 16" M5 ProDell Alienware m18
SoftwaremacOS 17Windows 11 Home
Body
Weight2.14 kg8.99 lbs (4.08 kg)
MaterialRecycled aluminumAluminum and magnesium alloy
Dimensions17.7 x 24.8 x 1.68 cm16.19 x 12.41 x 1.05 inches
Ports
HDMI1
SD card
MagSafe
Thunderbolt ports31
USB-A ports3
USB-C ports2
Battery
Battery lifeUp to 24 hoursUp to 5 hours
Capacity100 Wh97 Wh
Display
Size16.2 inches18 inches
TypeLiquid Retina XDR, nano-texture optionIPS
Resolution3456 x 22342560 x 1600
Refresh rate120Hz ProMotion165Hz
Brightness (nits)1600300
Storage
SSD1 TB / 2 TB / 4 TB / 8 TB1 TB PCIe Gen 4 NVMe (dual slot)
Expandable storage
Keyboard
Backlit
Processor
RAM24 GB / 48 GB / 96 GB32 GB DDR5
Cores18 cores (6 super + 12 performance)24 cores (8P + 16E)
ChipsetApple M5 Pro (18-core CPU, 20-core GPU)Intel Core i9-13980HX (13th Gen)

Want to compare a third product?

Add another product for a 3-way comparison.

This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.

Explore more in laptops, see all Apple products or all Dell products. View full details for the Apple MacBook Pro 16" M5 Pro or the Dell Alienware m18.