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ASUS ROG Strix G18 (2025) vs MSI Katana 15 HX

The ROG Strix G18 is the stronger gaming machine: an 18-inch 2.5K 240Hz panel, a 90Wh battery and a full-size chassis give it an edge in screen real estate and sustained cooling. The Katana 15 HX is the more portable pick with a sharper 3200x1800 panel and a faster-clocked Intel i9, but its 15.6-inch body and 720p webcam feel a step behind. Buy the G18 for immersive play and long sessions; buy the Katana if desk space and weight matter more than screen size.

  • Choose the ROG Strix G18 if you want the biggest, fastest display and a chassis built to hold high frame rates through long sessions.
  • Choose the Katana 15 HX if you need a more compact 15.6-inch laptop and value a sharper-resolution panel over sheer screen size.

Prices

  • ASUS ROG Strix G18 (2025): $2,199.97 at Walmart (last seen Nov 7)
  • MSI Katana 15 HX: $1,499.00 at Walmart (last seen Nov 9)
  • Difference: the MSI Katana 15 HX is $700.97 cheaper than the ASUS ROG Strix G18 (2025) at the latest prices (Nov 7 and Nov 9)
ASUS
ASUS ROG Strix G18 (2025) Gaming Laptop

ASUS ROG Strix G18 (2025)

ASUS ROG Strix G18 (2025) Gaming Laptop

4.5(324 ratings)
$2,199.97at WalmartChecked Nov 7
See all prices and details
Visit Walmart
Pros
  • Large 18-inch 2.5K panel at 240Hz suits fast shooters and racing games
  • 90Wh battery supports longer unplugged sessions
  • Facial recognition login and Dolby Atmos audio
  • Full-size chassis helps ROG Intelligent Cooling hold clocks
Cons
  • 3.0 kg is heavy to carry daily
  • 8GB VRAM limits headroom at the highest texture settings
  • 16:10 18-inch body takes up desk space
MSI
MSI Katana 15 HX 15.6" QHD+ 165Hz Gaming Laptop (Core i9-14900HX, RTX 5070, 32GB, 1TB)

MSI Katana 15 HX

MSI Katana 15 HX 15.6" QHD+ 165Hz Gaming Laptop (Core i9-14900HX, RTX 5070, 32GB, 1TB)

$1,499.00at WalmartChecked Nov 9
See all prices and details
Visit Walmart

Store links may earn us a commission. Price via Klarna.

Pros
  • Sharper 3200x1800 panel is crisp for work and media
  • Compact 15.6-inch frame travels more easily
  • Core i9-14900HX boosts to 5.8GHz
  • Wi-Fi 6E and Bluetooth 5.3 are current standards
Cons
  • 165Hz refresh trails the G18 for competitive play
  • 720p webcam is dated for streaming and calls
  • Smaller chassis gives cooling less room under sustained load

What separates them

ASUS ROG Strix G18 (2025)MSI Katana 15 HX
Screen size and shape18-inch 16:10, 2560x160015.6-inch 16:10, 3200x1800
Refresh rate240Hz165Hz
ProcessorAMD Ryzen 9 9955HX, 16 cores, up to 5.4GHzIntel Core i9-14900HX, up to 5.8GHz
Graphics memoryRTX 5070, 8GB GDDR7RTX 5070, 8GB GDDR7
Memory and storage32GB DDR5-5600, 1TB PCIe Gen432GB DDR5-5600, 1TB PCIe Gen4
Battery90Wh, rated up to 9 hoursSmaller cell, no long-life claim
Weight and footprint3.0 kg (6.61 lbs), 18-inch body15.6-inch body, lighter to carry
Webcam and extrasFacial recognition, Dolby Atmos, RGB light bar720p HD webcam, backlit keyboard

Price history

$2,559.00$1,499.00
Oct 31Nov 11
  • ASUS ROG Strix G18 (2025): lowest $2,159.97 on Nov 5 at Walmart; $2,559.00 on Nov 10.
  • MSI Katana 15 HX: lowest $1,499.00 on Nov 9 at Walmart; $2,140.00 on Nov 11.

Prices at every store

ASUS ROG Strix G18 (2025)

  • WalmartNew

    In stock

    $2,199.97Checked Nov 7
    Visit Walmart
  • WalmartNew

    In stockSold by 1899MARTReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $2,209.97Checked 18 h ago
    Visit Walmart
  • Heartland ComputersNew

    Availability unknown

    $2,299.95Checked Nov 4
    Visit Heartland Computers
  • Wireless PlaceNew

    Availability unknown

    $2,399.50Checked Nov 4
    Visit Wireless Place
All 10 stores and price history →

MSI Katana 15 HX

  • WalmartNew

    In stock

    $1,499.00Free shippingChecked Nov 9
    Visit Walmart
  • NeweggNew

    In stock

    $1,649.00Free shippingChecked Nov 9
    Visit Newegg
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $2,140.00Free shippingChecked 24 min ago
    Visit Amazon
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $2,140.00Free shippingChecked Nov 9
    Visit Amazon

Store links may earn us a commission. Some prices via Klarna.

All 6 stores and price history →

Specs compared

SpecASUS ROG Strix G18 (2025)MSI Katana 15 HX
colorGrayBlack
GraphicsNVIDIA® GeForce RTX™ 5070 Laptop GPUNVIDIA® GeForce RTX™ 5070 Laptop GPU
Video memory8GB GDDR78G GDDR7
Memory16GB DDR5-5600 SO-DIMM x 232GB (16GB*2) DDR5 5600MHz
Storage1TB PCIe® 4.0 NVMe™ M.2 SSD1TB NVMe SSD Gen4x4
BluetoothBluetooth® 5.2BT 5.3
Resolution2560 x 16003200 x 1800
Graphics ProcessorNVIDIA GPUNVIDIA GPU
Drive TypeSolid State DriveSolid State Drive
Available PortsUSB-C, HDMI, Ethernet, 3.5 mm JackUSB-A, USB-C, HDMI
Drive Capacity16 GB drive1 TB drive
Screen Size18 inches15.6 inches
Show all 40 specsShow fewer specs
SpecASUS ROG Strix G18 (2025)MSI Katana 15 HX
Installed Memory16 GB RAM32 GB RAM
LanguageEnglish / North AmericaEnglish / North America
With Backlit KeyboardYesYes
Processor Speed5.2 GHz CPU1.6 GHz CPU
ProcessorAMD Ryzen 9Intel® Core™ i9-14900HX
Display size18-inch—
Display resolution2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio—
Refresh rate240Hz—
WirelessWi-Fi 6E(802.11ax) (Triple band) 2*2 Wireless C…—

What reviewers say

ASUS ROG Strix G18 (2025)

  • 4.5 / 5324 ratings

Rated 4.5 out of 5 from 324 ratings, the Strix G18 draws praise for its big, bright 240Hz screen and strong CPU performance. Owners flag its size and weight and note the fans get loud in heavy games.

What people mention
  • DisplayPraisedOwners like the 18-inch 2.5K 240Hz panel for its smoothness and clarity.
  • PerformancePraisedThe Ryzen 9 and RTX 5070 combo is described as fast for games and multitasking.
  • WeightCriticisedAt 6.61 lbs it is seen as a laptop that mostly stays on a desk.
  • Fan noiseCriticisedReviewers say the cooling gets audible during demanding games.

MSI Katana 15 HX

Owners of the Katana 15 HX series rate the raw performance and the sharp, fast display highly, and most find the 32GB/1TB configuration hard to beat on features. Complaints centre on the plastic build, fan noise under load and the weak webcam.

What people mention
  • PerformancePraisedOwners say the i9-14900HX and RTX 5070 run modern games and rendering workloads smoothly at QHD.
  • DisplayPraisedThe 3200 x 1800 165Hz panel is called sharp and smooth, a step above the 1080p screens on cheaper Katana models.
  • BuildCriticisedReviewers note the plastic chassis flexes and shows fingerprints compared with metal-bodied rivals.
  • Fan noiseCriticisedUnder sustained load the cooling fans are described as loud, and the deck gets warm.

Questions and answers

Which is better for competitive gaming?
The ROG Strix G18. Its 240Hz panel and larger cooling volume favor high, steady frame rates in fast shooters. The Katana's 165Hz screen is fine but a step behind.
Which has the better screen for work?
The Katana 15 HX has the higher resolution at 3200x1800, so text and photos look sharper. The G18 wins on size and refresh rate instead.
Which lasts longer on battery?
The G18, with a 90Wh battery rated up to 9 hours. Gaming laptops still drain fast under load, so expect far less than that while playing.
Is the step up to the G18 worth it?
If screen size, refresh rate and battery life matter to you, yes. If you carry the laptop often or want the sharpest panel, the Katana is the better fit.
Do both handle the same games?
Yes. Both use the RTX 5070 Laptop GPU with 8GB GDDR7, so game compatibility and settings ceilings are close. The G18's cooling and screen give it the edge in practice.
Which is easier to carry?
The Katana 15 HX. Its 15.6-inch body is smaller and lighter than the G18's 3.0 kg, 18-inch chassis.

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Battery
90WHrs, 4S1P, 4-cell Li-ion
—
Weight3.00 Kg (6.61 lbs)—
Operating SystemWindows OS—
Processor BrandAMD CPU—
With No-Glare ScreenYes—
Biometric SecurityFacial Recognition—
Max Supported RAM32 GB Supported—
Energy StarYes—
Battery Life9 hours battery life—
BrandASUS—
Proc. brandAMD—
OSWindows 11 Home—
RAM memory32 GB—
HD typeSolid State—
HD capacity1 TB—
Graphic cardNVIDIA® GeForce RTX™ 5070 Laptop GPU—
Laptop typeGaming Laptops—
DisplayLED—
Core count16—