Ace 3 Pro vs Poco X8 Pro

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 2.0% taller

Ace 3 Pro

163.1mm×75.6mm

Poco X8 Pro

159.9mm×73.9mm

Scaled to real proportions

Specifications Comparison

Ace 3 Pro

OnePlus

4 wins

Poco X8 Pro

Xiaomi

3 wins

📱

Screen Size

Diagonal screen measurement

Better

Ace 3 Pro

6.7"

Poco X8 Pro

6.67"

Difference: 0.03" (0.4% more)

🔋

Battery

Battery capacity in milliamp-hours

Better

Ace 3 Pro

5,000mAh

Poco X8 Pro

4,500mAh

Difference: 500mAh (11.1% more)

💾

RAM

Random Access Memory for multitasking

Better

Ace 3 Pro

12GB

Poco X8 Pro

8GB

Difference: 4GB (50.0% more)

⚖️

Weight

Total device weight

Better

Ace 3 Pro

205g

Poco X8 Pro

195g

Difference: 10g (5.1% less)

💿

Storage

Internal storage capacity

= Tie

Ace 3 Pro

256GB

Poco X8 Pro

256GB

Difference: 0GB

📷

Main Camera

Main camera resolution

Better

Ace 3 Pro

48MP

Poco X8 Pro

108MP

Difference: 60MP (125.0% more)

💰

Price

Retail price in USD

Better

Ace 3 Pro

699$

Poco X8 Pro

299$

Difference: 400$ (133.8% less)

📏

Height

Device height

Ace 3 Pro

163.1mm

Poco X8 Pro

159.9mm

📐

Width

Device width

Ace 3 Pro

75.6mm

Poco X8 Pro

73.9mm

📦

Thickness

Device thickness/depth

Better

Ace 3 Pro

8.7mm

Poco X8 Pro

8.9mm

Difference: 0.2mm (2.3% less)

Ace 3 Pro

Poco X8 Pro

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 Ace 3 Pro View Poco X8 Pro Screen Size Battery RAM Weight Storage

More related comparisons

Poco X8 ProvsPoco X8 Pro Max

Compare specs & size →

Poco X8 ProvsX300 Pro

Compare specs & size →

Poco X8 Provs15T Pro

Compare specs & size →

Google Pixel 9 ProvsPoco X8 Pro

Compare specs & size →

Pixel 8 ProvsPoco X8 Pro

Compare specs & size →

Poco X8 ProvsPoco F8 Ultra

Compare specs & size →