iPhone 13 Pro Max vs 17 Ultra

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

iPhone 13 Pro Max is 1.4% taller

iPhone 13 Pro Max

160.8mm×78.1mm

17 Ultra

163.1mm×75.9mm

Scaled to real proportions

Specifications Comparison

iPhone 13 Pro Max

Apple

1 wins

17 Ultra

Xiaomi

6 wins

📱

Screen Size

Diagonal screen measurement

= Tie

iPhone 13 Pro Max

6.7"

17 Ultra

6.7"

Difference: 0"

🔋

Battery

Battery capacity in milliamp-hours

Better

iPhone 13 Pro Max

4,352mAh

17 Ultra

5,000mAh

Difference: 648mAh (14.9% more)

💾

RAM

Random Access Memory for multitasking

Better

iPhone 13 Pro Max

6GB

17 Ultra

12GB

Difference: 6GB (100.0% more)

⚖️

Weight

Total device weight

Better

iPhone 13 Pro Max

238g

17 Ultra

228g

Difference: 10g (4.4% less)

💿

Storage

Internal storage capacity

Better

iPhone 13 Pro Max

128GB

17 Ultra

256GB

Difference: 128GB (100.0% more)

📷

Main Camera

Main camera resolution

Better

iPhone 13 Pro Max

12MP

17 Ultra

200MP

Difference: 188MP (1566.7% more)

💰

Price

Retail price in USD

Better

iPhone 13 Pro Max

1,099$

17 Ultra

849$

Difference: 250$ (29.4% less)

📏

Height

Device height

iPhone 13 Pro Max

160.8mm

17 Ultra

163.1mm

📐

Width

Device width

iPhone 13 Pro Max

78.1mm

17 Ultra

75.9mm

📦

Thickness

Device thickness/depth

Better

iPhone 13 Pro Max

7.65mm

17 Ultra

9mm

Difference: 1.35mm (17.6% less)

iPhone 13 Pro Max

17 Ultra

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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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 iPhone 13 Pro Max View 17 Ultra Screen Size Battery RAM Weight Storage

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