47 people are comparing Apple Pro Display XDR · Dell UltraSharp U3224KB right now

Updated April 2026 PIXLRUN · COMPARE LAB v3

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A laboratory-grade side-by-side that scores phones, laptops and headphones on the things buyers actually feel — not the spec-sheet poetry manufacturers print on the box.

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Devices benchmarked

Lab metrics per unit

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The duel.
Two phones, one verdict.

Lab-tested over 14 days each. Identical conditions, identical workloads, scored on a calibrated 100-point rubric.

Apple · 2024 Best for ecosystem

Apple Pro Display XDR

A17 Pro · 6.1″ Super Retina XDR · Titanium

0^/100

From

$999

Samsung · 2024 PixlRun pick

Dell UltraSharp U3224KB

Snapdragon 8 Gen 3 · 6.8″ Dynamic AMOLED 2X · Titanium

0^/100

From

$1,299

Where each one wins.

Six pillars, scored independently in our Victoria, BC lab. Bars animate to live values when in view.

Camera

S24 +0.6

Apple8.6

Dell9.2

Performance

iPhone +0.3

Apple9.5

Dell9.2

Battery

S24 +1.4

Apple7.8

Dell9.2

Display

S24 +0.4

Apple9.3

Dell9.7

Build & feel

iPhone +0.5

Apple9.4

Dell8.9

Value

iPhone +0.4

Apple8.6

Dell8.2

Six dimensions, overlaid.

Radar of normalized scores across our full rubric.

Apple Pro Display XDR Dell UltraSharp U3224KB

Lab benchmark

+12%

Dell UltraSharp U3224KB vs Apple Pro Display XDR — sustained workload comparison.

Battery (video, real-world)

19h

Dell UltraSharp U3224KB vs Apple Pro Display XDR — battery rundown.

Charge to 50%

22min

Dell UltraSharp U3224KB fast-charge vs Apple Pro Display XDR.

Weight delta

−45g

Apple Pro Display XDR vs Dell UltraSharp U3224KB — weight delta.

The full spec sheet.

Grouped by what matters to use, not by alphabet. Winners highlighted with an acid dot.

Display

Panel TypeIPS LCD with Mini-LED Backlight

Panel Type—

Screen Size32 inches

Screen Size—

Resolution6016 x 3384 (6K)

Resolution—

Pixel Density218 PPI

Pixel Density—

Brightness1000 nits (sustained), 1600 nits (peak)

Brightness600 nits, VESA DisplayHDR 600

Contrast Ratio1,000,000:1

Contrast Ratio—

Color GamutP3 Wide Color Gamut, 10-bit

Color Gamut100% sRGB, 98% DCI-P3, Delta E < 2

Local Dimming576 LED zones

Local Dimming—

Refresh Rate60Hz

Panel—

Panel31.5" IPS Black, 6144x3456 (223 PPI)

Contrast—

Contrast2,000:1 (IPS Black technology)

Body & Build

Weight7.48 kg (without stand)

Weight12.7 kg (with stand)

StandPro Stand sold separately ($999)

Stand—

Ergonomics—

ErgonomicsHeight, tilt, swivel, pivot adjustable

Connectivity

Ports1x Thunderbolt 3, 3x USB-C

Ports—

Thunderbolt 4—

Thunderbolt 4140W power delivery, daisy chain

USB Hub—

USB Hub5x USB-A 3.2, 1x USB-C 3.2

KVM—

KVMBuilt-in KVM switch for 2 PCs

General

Reference ModesHDR, P3, BT.709, BT.2020, Photography P3

Reference Modes—

Webcam—

Webcam4K Sony STARVIS, IR, Windows Hello

Audio—

Audio2x 14W speakers

Pros & cons,
at a glance.

A bento grid of what each one nails — and where it falls short.

Apple Pro Display XDR

What you'll love

The most polished daily-driver experience Apple has ever shipped.

Best-in-class CPU single-core performance
Lightest titanium frame in its class (187 g)
5+ years of major iOS updates committed
Tight integration with Mac, Watch, AirPods

Watch out for

Slow 20 W charging
3× telephoto only
No always-on tone-mapping

Dell UltraSharp U3224KB

What you'll love

A spec monster with the most versatile camera system on a phone.

5× optical zoom + 200 MP main sensor
Brightest panel on any phone (2,600 nits)
S Pen built-in for notes & sketching
All-day battery (5,000 mAh, 19h video)

Watch out for

Heavy at 232 g
Steeper $1,299 entry price
One UI bloat out of the box

The verdict.

After 14 days each, in real-world use — here's how we'd actually spend the money.

PixlRun verdict · April 2026

If you do anything serious with the camera, get the S24 Ultra.

Apple Pro Display XDR takes the overall win. Apple Pro Display XDR: The reference monitor for professionals. Dell UltraSharp U3224KB: The 6K monitor built for productivity.

See S24 Ultra review Read the full review

PixlRun Lab Score

Composite · 14-day test cycle

Apple Pro Display XDR92.4

Dell UltraSharp U3224KB94.1

Margin+1.7

ConfidenceHigh