Dell Alienware AW3423DWF vs ASUS ROG Swift PG42UQ

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

ASUS ROG Swift PG42UQ is 133.8% taller

Dell Alienware AW3423DWF

400mm×810mm

ASUS ROG Swift PG42UQ

935.4mm×1851.2mm

Scaled to real proportions

Specifications Comparison

Dell Alienware AW3423DWF

Dell

2 wins

ASUS ROG Swift PG42UQ

ASUS

1 wins

📱

Screen Size

Diagonal screen measurement

Better

Dell Alienware AW3423DWF

34"

ASUS ROG Swift PG42UQ

42"

Difference: 8" (23.5% more)

🎬

Resolution

Display resolution

Dell Alienware AW3423DWF

3440x1440

ASUS ROG Swift PG42UQ

3840x2160

🖥️

Refresh Rate

Screen refresh rate

Better

Dell Alienware AW3423DWF

165Hz

ASUS ROG Swift PG42UQ

138Hz

Difference: 27Hz (19.6% more)

🎨

Panel

Display panel technology

Dell Alienware AW3423DWF

QD-OLED

ASUS ROG Swift PG42UQ

WOLED

⚡

Response Time

Pixel response time

= Tie

Dell Alienware AW3423DWF

0.1ms

ASUS ROG Swift PG42UQ

0.1ms

Difference: 0ms

💰

Price

Retail price in USD

Better

Dell Alienware AW3423DWF

999$

ASUS ROG Swift PG42UQ

1,099$

Difference: 100$ (10.0% less)

Dell Alienware AW3423DWF

ASUS ROG Swift PG42UQ

Winner in category

Last updated: March 22, 2026

Source: dell.com

Last updated: March 22, 2026

Source: rog.asus.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 Dell Alienware AW3423DWF View ASUS ROG Swift PG42UQ Screen Size Resolution Refresh Rate Response Time Price

More related comparisons

LG UltraGear 27GS95QEvsASUS ROG Swift PG42UQ

Compare specs & size →

LG UltraGear 32GS95UEvsASUS ROG Swift PG42UQ

Compare specs & size →

LG UltraWide 38WN95CvsDell Alienware AW3423DWF

Compare specs & size →

Dell Alienware AW2725DFvsDell Alienware AW3423DWF

Compare specs & size →

Dell Alienware AW3423DWFvsASUS ROG Swift OLED PG27AQDM

Compare specs & size →

Dell Alienware AW3423DWFvsAcer Predator X27U

Compare specs & size →