Black Shark GS3 Ultra vs K13x

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 1.6% taller

Black Shark GS3 Ultra

163.1mm×76.3mm

K13x

160.6mm×73.2mm

Scaled to real proportions

Specifications Comparison

Black Shark GS3 Ultra

Xiaomi

3 wins

K13x

Oppo

3 wins

📱

Screen Size

Diagonal screen measurement

= Tie

Black Shark GS3 Ultra

6.7"

K13x

6.7"

Difference: 0"

🔋

Battery

Battery capacity in milliamp-hours

Better

Black Shark GS3 Ultra

5,000mAh

K13x

4,500mAh

Difference: 500mAh (11.1% more)

💾

RAM

Random Access Memory for multitasking

Better

Black Shark GS3 Ultra

12GB

K13x

8GB

Difference: 4GB (50.0% more)

⚖️

Weight

Total device weight

Better

Black Shark GS3 Ultra

229g

K13x

189g

Difference: 40g (21.2% less)

💿

Storage

Internal storage capacity

= Tie

Black Shark GS3 Ultra

256GB

K13x

256GB

Difference: 0GB

📷

Main Camera

Main camera resolution

Better

Black Shark GS3 Ultra

108MP

K13x

50MP

Difference: 58MP (116.0% more)

💰

Price

Retail price in USD

Better

Black Shark GS3 Ultra

699$

K13x

499$

Difference: 200$ (40.1% less)

📏

Height

Device height

Black Shark GS3 Ultra

163.1mm

K13x

160.6mm

📐

Width

Device width

Black Shark GS3 Ultra

76.3mm

K13x

73.2mm

📦

Thickness

Device thickness/depth

Better

Black Shark GS3 Ultra

9.8mm

K13x

7.4mm

Difference: 2.4mm (32.4% less)

Black Shark GS3 Ultra

K13x

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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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 K13x Screen Size Battery RAM Weight Storage

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