Redmi K90 Pro Max vs A5x 4G

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Redmi K90 Pro Max is 0.9% taller

Redmi K90 Pro Max

163.5mm×75.2mm

A5x 4G

162mm×75mm

Scaled to real proportions

Specifications Comparison

Redmi K90 Pro Max

Xiaomi

2 wins

A5x 4G

Oppo

3 wins

📱

Screen Size

Diagonal screen measurement

= Tie

Redmi K90 Pro Max

6.7"

A5x 4G

6.7"

Difference: 0"

🔋

Battery

Battery capacity in milliamp-hours

= Tie

Redmi K90 Pro Max

5,000mAh

A5x 4G

5,000mAh

Difference: 0mAh

💾

RAM

Random Access Memory for multitasking

Better

Redmi K90 Pro Max

12GB

A5x 4G

8GB

Difference: 4GB (50.0% more)

⚖️

Weight

Total device weight

Better

Redmi K90 Pro Max

210g

A5x 4G

190g

Difference: 20g (10.5% less)

💿

Storage

Internal storage capacity

= Tie

Redmi K90 Pro Max

256GB

A5x 4G

256GB

Difference: 0GB

📷

Main Camera

Main camera resolution

Better

Redmi K90 Pro Max

108MP

A5x 4G

64MP

Difference: 44MP (68.8% more)

💰

Price

Retail price in USD

Better

Redmi K90 Pro Max

799$

A5x 4G

399$

Difference: 400$ (100.3% less)

📏

Height

Device height

Redmi K90 Pro Max

163.5mm

A5x 4G

162mm

📐

Width

Device width

Redmi K90 Pro Max

75.2mm

A5x 4G

75mm

📦

Thickness

Device thickness/depth

Better

Redmi K90 Pro Max

8.8mm

A5x 4G

8mm

Difference: 0.8mm (10.0% less)

Redmi K90 Pro Max

A5x 4G

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

No Affiliate Bias

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 Redmi K90 Pro Max View A5x 4G Screen Size Battery RAM Weight Storage

More related comparisons

iPad Air 11 (2025)vsA5x 4G

Compare specs & size →

Galaxy S26 UltravsRedmi K90 Pro Max

Compare specs & size →

Samsung Galaxy S25 PlusvsRedmi K90 Pro Max

Compare specs & size →

Galaxy M17vsA5x 4G

Compare specs & size →

Google Pixel 9 ProvsRedmi K90 Pro Max

Compare specs & size →

Galaxy M56vsA5x 4G

Compare specs & size →