Redmi 15 4G vs iQOO 15 Ultra

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Redmi 15 4G is 2.6% taller

Redmi 15 4G

168.6mm×76.3mm

iQOO 15 Ultra

164.3mm×74.8mm

Scaled to real proportions

Specifications Comparison

Redmi 15 4G

Xiaomi

5 wins

iQOO 15 Ultra

vivo

2 wins

📱

Screen Size

Diagonal screen measurement

Better

Redmi 15 4G

6.79"

iQOO 15 Ultra

6.78"

Difference: 0.01" (0.1% more)

🔋

Battery

Battery capacity in milliamp-hours

Better

Redmi 15 4G

5,000mAh

iQOO 15 Ultra

4,500mAh

Difference: 500mAh (11.1% more)

💾

RAM

Random Access Memory for multitasking

Better

Redmi 15 4G

4GB

iQOO 15 Ultra

12GB

Difference: 8GB (200.0% more)

⚖️

Weight

Total device weight

Better

Redmi 15 4G

192g

iQOO 15 Ultra

210g

Difference: 18g (9.4% less)

💿

Storage

Internal storage capacity

Better

Redmi 15 4G

128GB

iQOO 15 Ultra

256GB

Difference: 128GB (100.0% more)

📷

Main Camera

Main camera resolution

= Tie

Redmi 15 4G

50MP

iQOO 15 Ultra

50MP

Difference: 0MP

💰

Price

Retail price in USD

Better

Redmi 15 4G

199$

iQOO 15 Ultra

999$

Difference: 800$ (402.0% less)

📏

Height

Device height

Redmi 15 4G

168.6mm

iQOO 15 Ultra

164.3mm

📐

Width

Device width

Redmi 15 4G

76.3mm

iQOO 15 Ultra

74.8mm

📦

Thickness

Device thickness/depth

Better

Redmi 15 4G

8.3mm

iQOO 15 Ultra

9.2mm

Difference: 0.9mm (10.8% less)

Redmi 15 4G

iQOO 15 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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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 15 4G View iQOO 15 Ultra Screen Size Battery RAM Weight Storage

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