iPhone Air vs Redmi K90

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 is 7.9% taller

iPhone Air

146.7mm×71.5mm

Redmi K90

158.3mm×72.8mm

Scaled to real proportions

Specifications Comparison

iPhone Air

Apple

2 wins

Redmi K90

Xiaomi

5 wins

📱

Screen Size

Diagonal screen measurement

Better

iPhone Air

6.1"

Redmi K90

6.7"

Difference: 0.6" (9.8% more)

🔋

Battery

Battery capacity in milliamp-hours

Better

iPhone Air

3,095mAh

Redmi K90

5,000mAh

Difference: 1,905mAh (61.6% more)

💾

RAM

Random Access Memory for multitasking

Better

iPhone Air

4GB

Redmi K90

8GB

Difference: 4GB (100.0% more)

⚖️

Weight

Total device weight

Better

iPhone Air

152g

Redmi K90

198g

Difference: 46g (30.3% less)

💿

Storage

Internal storage capacity

Better

iPhone Air

64GB

Redmi K90

256GB

Difference: 192GB (300.0% more)

📷

Main Camera

Main camera resolution

Better

iPhone Air

12MP

Redmi K90

108MP

Difference: 96MP (800.0% more)

💰

Price

Retail price in USD

= Tie

iPhone Air

599$

Redmi K90

599$

Difference: 0$

📏

Height

Device height

iPhone Air

146.7mm

Redmi K90

158.3mm

📐

Width

Device width

iPhone Air

71.5mm

Redmi K90

72.8mm

📦

Thickness

Device thickness/depth

Better

iPhone Air

7.6mm

Redmi K90

8.1mm

Difference: 0.5mm (6.6% less)

iPhone Air

Redmi K90

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 iPhone Air View Redmi K90 Screen Size Battery RAM Weight Storage

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