Samsung Galaxy S25 Ultra vs Ace 3

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Samsung Galaxy S25 Ultra is 3.1% taller

Samsung Galaxy S25 Ultra

165mm×75.6mm

Ace 3

160mm×74mm

Scaled to real proportions

Specifications Comparison

Samsung Galaxy S25 Ultra

Samsung

5 wins

Ace 3

OnePlus

3 wins

📱

Screen Size

Diagonal screen measurement

Better

Samsung Galaxy S25 Ultra

6.8"

Ace 3

6.7"

Difference: 0.1" (1.5% more)

🔋

Battery

Battery capacity in milliamp-hours

Better

Samsung Galaxy S25 Ultra

5,000mAh

Ace 3

4,500mAh

Difference: 500mAh (11.1% more)

💾

RAM

Random Access Memory for multitasking

Better

Samsung Galaxy S25 Ultra

12GB

Ace 3

8GB

Difference: 4GB (50.0% more)

⚖️

Weight

Total device weight

Better

Samsung Galaxy S25 Ultra

228g

Ace 3

180g

Difference: 48g (26.7% less)

💿

Storage

Internal storage capacity

Better

Samsung Galaxy S25 Ultra

256GB

Ace 3

128GB

Difference: 128GB (100.0% more)

📷

Main Camera

Main camera resolution

Better

Samsung Galaxy S25 Ultra

200MP

Ace 3

64MP

Difference: 136MP (212.5% more)

💰

Price

Retail price in USD

Better

Samsung Galaxy S25 Ultra

1,199$

Ace 3

399$

Difference: 800$ (200.5% less)

📏

Height

Device height

Samsung Galaxy S25 Ultra

165mm

Ace 3

160mm

📐

Width

Device width

Samsung Galaxy S25 Ultra

75.6mm

Ace 3

74mm

📦

Thickness

Device thickness/depth

Better

Samsung Galaxy S25 Ultra

8.9mm

Ace 3

8.4mm

Difference: 0.5mm (6.0% less)

Samsung Galaxy S25 Ultra

Ace 3

Winner in category

Last updated: March 23, 2026

Source: Official Source

Last updated: March 23, 2026

Source: Official Source

Why Trust Our Comparisons

Verified Data

All specs verified from official sources

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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 Samsung Galaxy S25 Ultra View Ace 3 Screen Size Battery RAM Weight Storage

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