Acer Predator Helios 18 vs MSI Katana 15

Side-by-side comparison with real-scale visuals and detailed specifications

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

MSI Katana 15 is 763.3% taller

Acer Predator Helios 18

30mm×410mm

MSI Katana 15

259mm×358mm

Scaled to real proportions

Specifications Comparison

Acer Predator Helios 18

Acer

4 wins

MSI Katana 15

MSI

2 wins

📱

Display

Diagonal screen measurement

Better

Acer Predator Helios 18

18"

MSI Katana 15

15.6"

Difference: 2.4" (15.4% more)

⚖️

Weight

Total device weight

Better

Acer Predator Helios 18

3.25kg

MSI Katana 15

2.25kg

Difference: 1kg (44.4% less)

🔋

Battery

Battery capacity in watt-hours

Better

Acer Predator Helios 18

90Wh

MSI Katana 15

53Wh

Difference: 37Wh (69.8% more)

💾

RAM

Random Access Memory for multitasking

Better

Acer Predator Helios 18

64GB

MSI Katana 15

16GB

Difference: 48GB (300.0% more)

💿

Storage

Internal storage capacity

Better

Acer Predator Helios 18

2,048GB

MSI Katana 15

512GB

Difference: 1,536GB (300.0% more)

🧠

Processor

CPU/SoC model

Acer Predator Helios 18

Intel Core i9-14900HX

MSI Katana 15

Intel Core i7-13620H

💰

Price

Retail price in USD

Better

Acer Predator Helios 18

2,999$

MSI Katana 15

1,099$

Difference: 1,900$ (172.9% less)

Acer Predator Helios 18

MSI Katana 15

Winner in category

Last updated: March 22, 2026

Source: acer.com

Last updated: March 22, 2026

Source: msi.com

Why Trust Our Comparisons

Verified Data

All specs verified from official sources

No Affiliate Bias

We don't earn from product sales

Regularly Updated

Data refreshed when specs change

Transparent Method

Our comparison methodology is public

SizeVS Editorial Team

Verified

Product Comparison Specialists

Our team of tech enthusiasts and data analysts work to provide accurate, unbiased product comparisons.

Verified Data Sources Editorial Standards

Updated: March 24, 2026

Our methodology

Explore this matchup

View Acer Predator Helios 18 View MSI Katana 15 Display Weight Battery RAM Storage

More related comparisons

MSI Summit E16 FlipvsMSI Katana 15

Compare specs & size →

MSI Raider GE68 HXvsMSI Katana 15

Compare specs & size →

Legion Pro 7ivsAcer Predator Helios 18

Compare specs & size →

ThinkPad X1 Extreme Gen 6vsMSI Katana 15

Compare specs & size →

Legion Pro 5i Gen 9vsAcer Predator Helios 18

Compare specs & size →

Legion Slim 7i Gen 9vsAcer Predator Helios 18

Compare specs & size →