Black Shark GS3 Ultra vs X300 Pro

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

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Black Shark GS3 Ultra is 2.9% taller

Black Shark GS3 Ultra

163.1mm×76.3mm

X300 Pro

158.5mm×73.3mm

Scaled to real proportions

Specifications Comparison

Black Shark GS3 Ultra

Xiaomi

2 wins

X300 Pro

vivo

3 wins

📱

Screen Size

Diagonal screen measurement

= Tie

Black Shark GS3 Ultra

6.7"

X300 Pro

6.7"

Difference: 0"

🔋

Battery

Battery capacity in milliamp-hours

= Tie

Black Shark GS3 Ultra

5,000mAh

X300 Pro

5,000mAh

Difference: 0mAh

💾

RAM

Random Access Memory for multitasking

Better

Black Shark GS3 Ultra

12GB

X300 Pro

8GB

Difference: 4GB (50.0% more)

⚖️

Weight

Total device weight

Better

Black Shark GS3 Ultra

229g

X300 Pro

205g

Difference: 24g (11.7% less)

💿

Storage

Internal storage capacity

Better

Black Shark GS3 Ultra

256GB

X300 Pro

128GB

Difference: 128GB (100.0% more)

📷

Main Camera

Main camera resolution

= Tie

Black Shark GS3 Ultra

108MP

X300 Pro

108MP

Difference: 0MP

💰

Price

Retail price in USD

Better

Black Shark GS3 Ultra

699$

X300 Pro

299$

Difference: 400$ (133.8% less)

📏

Height

Device height

Black Shark GS3 Ultra

163.1mm

X300 Pro

158.5mm

📐

Width

Device width

Black Shark GS3 Ultra

76.3mm

X300 Pro

73.3mm

📦

Thickness

Device thickness/depth

Better

Black Shark GS3 Ultra

9.8mm

X300 Pro

8.3mm

Difference: 1.5mm (18.1% less)

Black Shark GS3 Ultra

X300 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 Black Shark GS3 Ultra View X300 Pro Screen Size Battery RAM Weight Storage

More related comparisons

OnePlus 13vsX300 Pro

Compare specs & size →

Poco X8 ProvsX300 Pro

Compare specs & size →

12vsX300 Pro

Compare specs & size →

Samsung Galaxy S25vsBlack Shark GS3 Ultra

Compare specs & size →

Google Pixel 9vsBlack Shark GS3 Ultra

Compare specs & size →

Galaxy Z Fold SpecialvsBlack Shark GS3 Ultra

Compare specs & size →