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Piqelo Monitor Compare · US market

ASUS ROG Swift OLED PG27UCDM vs Dell Alienware AW2725Q

See the real strengths, the compromises and the evidence behind two monitors. Full review insights, clear differences and places to buy — together.

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A
ASUS ROG Swift OLED PG27UCDM27-inch 4K OLED reference
Size
27"
Resolution
3840x2160
Panel
Tandem QD-OLED
Refresh
240Hz
USB-C 90WKVMHDMI 2.1
Piqelo Score86/100Current published score · 92% confidence
Piqelo Score86/100Our overall product assessment
Search Score88/100Match to your preferences

Match estimate · research ongoing

How these scores work

The Piqelo Score is our published assessment of this exact product, including value. Your search does not change it. The Search Score uses the underlying research, your preferences and comparison with similarly priced products. Value is counted once; budget and required features are hard limits.

Product score published: 2026-10-08.

The match remains an estimate while supporting research is checked. It is not a new final product score.

Price comparison: $711.75 to $1,186.25 (±25% of this product’s price). Comparable evidence is limited.

Compare similar products
  • ASUS ROG Swift OLED PG27AQDP 27" · $765.00 · Piqelo Score 82/100
Choose this for

High-density 4K240 OLED gaming with Dolby Vision, DP2.1, USB-C and KVM

Think twice if

You mainly show static office UI or want the brighter latest 32-inch Gen3 panel

Full Piqelo Review →
B
Dell Alienware AW2725Q27-inch 4K OLED gaming
Size
27"
Resolution
3840x2160
Panel
QD-OLED
Refresh
240Hz
HDMI 2.1
Piqelo Score86/100Current published score · 93% confidence
Piqelo Score86/100Our overall product assessment
Search Score87/100Match to your preferences

Match estimate · research ongoing

How these scores work

The Piqelo Score is our published assessment of this exact product, including value. Your search does not change it. The Search Score uses the underlying research, your preferences and comparison with similarly priced products. Value is counted once; budget and required features are hard limits.

Product score published: 2026-10-07.

The match remains an estimate while supporting research is checked. It is not a new final product score.

Price comparison: $525.00 to $874.98 (±25% of this product’s price). Comparable evidence is limited.

Compare similar products
  • Dell Alienware AW2725DF 27" · $602.25 · Piqelo Score 85/100
  • ASUS ROG Swift OLED PG27AQDP 27" · $765.00 · Piqelo Score 82/100
Choose this for

Sharp 27-inch 4K gaming and modern console use

Think twice if

You need USB-C docking/KVM or a static office-first display

Full Piqelo Review →
Ready to buy?

Where to buy each monitor

Exact-model US offers in dollars, before sales tax. Amazon has a separate price check.

Piqelo may earn a commission through affiliate links at no extra cost to you. Commission never changes a product Rating, recommendation or retailer order.

Side by side

The differences that matter

Monitor specifications side by side
What mattersROG Swift OLED PG27UCDMAlienware AW2725Q
Screen size27"27"
Resolution3840x21603840x2160
PanelTandem QD-OLEDQD-OLED
Native refresh240Hz240Hz
Dual modeNot listedNot listed
Response specification0.03 ms GTG0.03 ms GTG
HDMI 2.1YesYes
USB-C power90WNot listed
KVM switchingYesNo
UltrawideNoNo

These are product specifications. Source-reported response and delay measurements appear in the test results below.

From the full reviews

What you gain. What you give up.

ASUS ROG Swift OLED PG27UCDM

A high-end 27-inch 4K 240Hz Tandem QD-OLED with Dolby Vision, DisplayPort 2.1, HDMI 2.1, USB-C 90W and KVM.

Plus points
  • 27-inch 4K gives extremely sharp text and fine image detail
  • 240Hz OLED delivers clean, responsive motion
  • DP 2.1, USB-C 90W and KVM provide a complete premium connectivity stack
Keep in mind
  • Ambient light can raise QD-OLED black levels
  • OLED burn-in risk remains for constant static content
  • Newer Gen3 32-inch OLED competitors can get brighter
PC gamingConsoleCreatorMixed useMac / USB-C

Dell Alienware AW2725Q

A 27-inch 4K 240Hz QD-OLED with high pixel density, very fast motion and HDMI 2.1 console compatibility.

Plus points
  • 4K 240Hz QD-OLED combines detail with extremely sharp motion
  • HDMI 2.1 supports modern console features
  • Deep blacks and vivid color create strong HDR impact
Keep in mind
  • No USB-C laptop-docking or KVM workflow
  • QD-OLED blacks can lift in bright rooms
  • OLED burn-in risk matters for constant static work
PC gamingConsoleCreatorMixed use
Independent testing

Picture quality and motion, explained

Keep the source, picture mode and test method in view. Results from different methods are not directly comparable.

ASUS ROG Swift OLED PG27UCDM

Test results

Image quality, explained

Selected independent measurements, with what they mean in everyday use. Picture mode and test method matter; these results are not additional Piqelo scores.

Everyday brightness

Higher = brighter
SDR brightness
465 nitsUniform Brightness off
SDR brightness
260 nitsUniform Brightness off · 100% window
SDR brightness
263 nitsUniform Brightness on

SDR is everyday desktop content. More brightness can help in a lit room; reflections and the size of the bright area still matter.

TFTCentralRead the test ↗

HDR highlights

Higher = brighter highlights
HDR peak
462 nitsDisplayHDR
HDR peak
938 nitsHDR10 Gaming/Cinema
HDR peak
1,012 nitsHDR10 Console

HDR measures bright highlights in games and video. A small-window peak is different from full-screen brightness, so check the window and mode.

TFTCentralRead the test ↗

Color accuracy

Lower ΔE = less error
Grayscale error · ΔE
1.23 DeltaEDefault

Delta E measures the difference from the target color or gray. A calibrated result describes that setup; it does not establish factory accuracy.

One independently tested sample; lab settings and methods affect results.

Tom's HardwareRead the test ↗

No independent measured result in this profile yet for black depth & contrast, color range, motion & delay, screen consistency.

Explore all findings, test settings and sources

Dell Alienware AW2725Q

Test results

Image quality, explained

Selected independent measurements, with what they mean in everyday use. Picture mode and test method matter; these results are not additional Piqelo scores.

Everyday brightness

Higher = brighter
SDR brightness
262 nitsMaximum SDR

SDR is everyday desktop content. More brightness can help in a lit room; reflections and the size of the bright area still matter.

One independently tested sample; lab settings and methods affect results.

Tom's HardwareRead the test ↗

HDR highlights

Higher = brighter highlights
HDR peak
935 nits

HDR measures bright highlights in games and video. A small-window peak is different from full-screen brightness, so check the window and mode.

The cited prose does not specify the exact peak window size.

PCWorldRead the test ↗

Color accuracy

Lower ΔE = less error
Grayscale error · ΔE
1.74 DeltaEDefault

Delta E measures the difference from the target color or gray. A calibrated result describes that setup; it does not establish factory accuracy.

One independently tested sample; lab settings and methods affect results.

Tom's HardwareRead the test ↗

No independent measured result in this profile yet for black depth & contrast, color range, motion & delay, screen consistency.

Explore all findings, test settings and sources
Living with it

Owner experience and recurring cautions

ASUS ROG Swift OLED PG27UCDM

Dell Alienware AW2725Q

Research & details

Explore the evidence behind both reviews

Every attached finding, measurement, source and limitation stays available.

ASUS ROG Swift OLED PG27UCDM

Sources, findings & specifications
Recommendation stabilityHighMultiple independent sources support a high-confidence exact-model profile.
Owner evidence4.8/5Exact-model owner signal is kept separate from expert testing.
Current buying routes4Commerce never changes the recommendation order.

Official product views

ASUS ROG Swift OLED PG27UCDM

All exact-model findings

Supported finding · connectivity docking

DP 2.1, USB-C 90W and KVM provide a complete premium connectivity stack

RTINGS Open exact source →
Supported finding · sdr image

With Uniform Brightness off, TFTCentral measured a maximum 465 nits, falling to 260 nits full-screen. Uniform Brightness on capped output around 263 nits while maintaining it across window sizes.

SDR brightness
465 nitsUniform Brightness off
SDR brightness
260 nitsUniform Brightness off · 100% window
SDR brightness
263 nitsUniform Brightness on
TFTCentral Open exact source →
Supported finding · hdr image

TFTCentral measured up to 462 nits in DisplayHDR mode, 938 nits in Gaming/Cinema HDR10, and 1,012 nits in Console HDR10 for small highlights. HDR mode strongly affects peak output.

HDR peak
462 nitsDisplayHDR
HDR peak
938 nitsHDR10 Gaming/Cinema
HDR peak
1,012 nitsHDR10 Console
TFTCentral Open exact source →
Supported finding · color

Default grayscale error was 1.23 dE.

Grayscale error · ΔE
1.23 DeltaEDefault

One independently tested sample; lab settings and methods affect results.

Tom's Hardware Open exact source →
Supported finding · sdr image

Tom's Hardware measured SDR 445 nits (Uniform Brightness off).

SDR brightness
445 nitsUniform Brightness off · 25% window

One independently tested sample; lab settings and methods affect results.

Tom's Hardware Open exact source →
Supported finding · motion

Tom's Hardware reported 4 ms full-white screen draw (4K 240Hz); 18 ms total control lag (4K 240Hz).

full white screen draw
4 ms4K 240Hz · 240Hz
total control lag
18 ms4K 240Hz · 240Hz

Response, signal processing and total lag are different metrics; do not compare across lab methods.

Tom's Hardware Open exact source →
Supported finding · sdr image

TFTCentral measured SDR 263 nits (Uniform Brightness on); SDR 14 nits (Minimum; Uniform Brightness on).

SDR brightness
14 nitsMinimum; Uniform Brightness on

APL/window size was not specified for peak values unless attached; Uniform Brightness settings differ.

TFTCentral Open exact source →
Supported finding · color

TFTCentral measured 99.6% DCI-P3, 97.1% Adobe RGB gamut coverage.

color gamut coverage
99.6%Native gamut; absolute coverage · DCI-P3
color gamut coverage
97.1%Native gamut; absolute coverage · Adobe RGB

Coverage is distinct from gamut volume and does not establish color accuracy.

TFTCentral Open exact source →
Supported finding · color

TFTCentral measured 99.7% sRGB gamut coverage.

color gamut coverage
99.7%sRGB emulation; absolute coverage · sRGB

Coverage is distinct from gamut volume and does not establish color accuracy.

TFTCentral Open exact source →
Supported finding · hdr image

TFTCentral measured HDR 462 nits (DisplayHDR); HDR 938 nits (Gaming/Cinema HDR10); HDR 1012 nits (Console HDR10).

HDR brightness
462 nitsDisplayHDR
HDR brightness
938 nitsGaming/Cinema HDR10
HDR brightness
1,012 nitsConsole HDR10

Peak values concern small highlights; Console HDR has darker EOTF midtones despite its higher white peak.

TFTCentral Open exact source →

Original sources

Manufacturer specification sourceASUS evidence for ASUS ROG Swift OLED PG27UCDM.Checked 2026-09-28Open exact source →
Exact-model owner reviews · 4.8/5 · 85 reviewsExact-model Best Buy owners are strongly positive about color quality, 240Hz motion and 4K resolution.Checked 2026-09-28Open exact source →
Independent expert sourceRTINGS evidence for ASUS ROG Swift OLED PG27UCDM.Checked 2026-09-28Open exact source →
Independent expert sourceExact-model review highlights sharp 27-inch 4K text, fast gaming response and low lag, with separate color and HDR tests.Checked 2026-10-07Open exact source →
Independent expert sourceIndependent exact-model lab review praises the 27-inch 4K 240Hz QD-OLED image quality, accuracy, flexible gaming modes and Dolby Vision support, with premium pricing as a key consideration.Checked 2026-10-07Open exact source →
Full Piqelo Review →

Dell Alienware AW2725Q

Sources, findings & specifications
Recommendation stabilityHighMultiple independent sources support a high-confidence exact-model profile.
Owner evidence4.7/5Exact-model owner signal is kept separate from expert testing.
Current buying routes4Commerce never changes the recommendation order.

Official product views

Dell Alienware AW2725Q

All exact-model findings

Supported finding · sdr image

TechRadar emphasizes the unusually crisp pixel density and strong image quality of 4K at 27 inches.

TechRadar Open exact source →
Trade-off · connectivity docking

There is no USB-C video input, and driving 4K at high frame rates requires a powerful GPU.

TechRadar Open exact source →
Supported finding · connectivity

The model lacks USB-C video input; the review treats that omission as part of its simpler feature set.

PCWorld Open exact source →
Supported finding · hdr image

PCWorld measured 935 nits peak HDR output. Brightness declined as larger areas were illuminated, so this peak cannot be used as full-screen luminance. HDR10 and Dolby Vision support were verified in the original review.

HDR peak
935 nits

The cited prose does not specify the exact peak window size.

PCWorld Open exact source →
Supported finding · sdr image

Tom's Hardware measured SDR 262 nits (Maximum SDR).

SDR brightness
262 nitsMaximum SDR

One independently tested sample; lab settings and methods affect results.

Tom's Hardware Open exact source →
Supported finding · motion

Tom's Hardware reported 4 ms full-white screen draw (4K 240Hz); 18 ms total control lag (4K 240Hz).

full white screen draw
4 ms4K 240Hz · 240Hz
total control lag
18 ms4K 240Hz · 240Hz

Response, signal processing and total lag are different metrics; do not compare across lab methods.

Tom's Hardware Open exact source →
Supported finding · color

Default grayscale error was 1.74 dE; calibrated gamut error was 0.86 dE.

Grayscale error · ΔE
1.74 DeltaEDefault
gamut delta e
0.86 DeltaECalibrated Custom Color

One independently tested sample; lab settings and methods affect results.

Tom's Hardware Open exact source →
Supported finding · color

PCWorld measured 100% sRGB, 98% DCI-P3, 92% Adobe RGB gamut coverage.

color gamut coverage
100%Tested native mode · sRGB
color gamut coverage
98%Tested native mode · DCI-P3
color gamut coverage
92%Tested native mode · Adobe RGB

Coverage is distinct from gamut volume and does not establish color accuracy.

PCWorld Open exact source →

Original sources

Owner context · excluded from rating · 4.7/5 · 214 reviewsExact AW2725Q pool: 4.7/5 from 214 reviews. Color, refresh and resolution lead retailer themes. Incentives/Tech Insider reviews occur; retain context under the Monitor owner gate.No separate unincentivized aggregate verified; all 214 ratings excluded from Monitor numeric owner volume.Checked 2026-10-05Open exact source →
Manufacturer specification sourceDell evidence for Dell Alienware AW2725Q.Checked 2026-09-28Open exact source →
Independent expert sourceExact-model 4K 240Hz review finds compelling gaming value at launch. A simpler connection set lacks USB-C video; historical price is not a live quote.Checked 2026-10-07Open exact source →
Independent expert sourceRTINGS evidence for Dell Alienware AW2725Q.Checked 2026-09-28Open exact source →
Independent expert sourceIndependent exact-model review highlights the unusually sharp 27-inch 4K QD-OLED presentation, strong HDR and gaming performance, with high pricing, no USB-C video input and demanding GPU requirements as trade-offs.Checked 2026-09-29Open exact source →
Independent expert sourceIndependent exact-model review praises the sharp, smooth and vivid 4K OLED image plus ergonomic design, while noting premium pricing and brightness/glare limitations.Checked 2026-09-29Open exact source →
Independent expert sourceIndependent exact-model lab review praises the 27-inch 4K 240Hz QD-OLED panel for HDR, color accuracy, motion clarity and low input lag, while noting the absence of variable SDR brightness and internal speakers.Checked 2026-10-07Open exact source →
Full Piqelo Review →

No generic winner. Choose the strengths that suit your desk, games and daily use. For a recommendation tailored to your budget, use the Monitor Finder →

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Trust & transparencyIndependent by design.

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