Ace 3 Pro vs Redmi K90 Pro Max

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Ace 3 Pro is 0.2% taller

Ace 3 Pro

163.1mm×75.6mm

Redmi K90 Pro Max

163.5mm×75.2mm

Scaled to real proportions

Specifications Comparison

Ace 3 Pro

OnePlus

3 wins

Redmi K90 Pro Max

Xiaomi

1 wins

📱

Screen Size

Diagonal screen measurement

= Tie

Ace 3 Pro

6.7"

Redmi K90 Pro Max

6.7"

Difference: 0"

🔋

Battery

Battery capacity in milliamp-hours

= Tie

Ace 3 Pro

5,000mAh

Redmi K90 Pro Max

5,000mAh

Difference: 0mAh

💾

RAM

Random Access Memory for multitasking

= Tie

Ace 3 Pro

12GB

Redmi K90 Pro Max

12GB

Difference: 0GB

⚖️

Weight

Total device weight

Better

Ace 3 Pro

205g

Redmi K90 Pro Max

210g

Difference: 5g (2.4% less)

💿

Storage

Internal storage capacity

= Tie

Ace 3 Pro

256GB

Redmi K90 Pro Max

256GB

Difference: 0GB

📷

Main Camera

Main camera resolution

Better

Ace 3 Pro

48MP

Redmi K90 Pro Max

108MP

Difference: 60MP (125.0% more)

💰

Price

Retail price in USD

Better

Ace 3 Pro

699$

Redmi K90 Pro Max

799$

Difference: 100$ (14.3% less)

📏

Height

Device height

Ace 3 Pro

163.1mm

Redmi K90 Pro Max

163.5mm

📐

Width

Device width

Ace 3 Pro

75.6mm

Redmi K90 Pro Max

75.2mm

📦

Thickness

Device thickness/depth

Better

Ace 3 Pro

8.7mm

Redmi K90 Pro Max

8.8mm

Difference: 0.1mm (1.1% less)

Ace 3 Pro

Redmi K90 Pro Max

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 Ace 3 Pro View Redmi K90 Pro Max Screen Size Battery RAM Weight Storage

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