15 vs X300 Pro
Side-by-side comparison with real-scale visuals and detailed specifications
100% Objective Comparisons â Data sourced from official manufacturers
See our methodology
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100%
15 is 2.9% taller
15
163.1mmÃ74.1mm
VS
X300 Pro
158.5mmÃ73.3mm
Scaled to real proportions
Specifications Comparison
A
15
OnePlus
1 wins
B
X300 Pro
vivo
4 wins
đą
Screen Size
= Tie
15
6.7"
X300 Pro
6.7"
Difference:
0"
đ
Battery
Better
15
4,500mAh
X300 Pro
5,000mAh
Difference:
500mAh
(11.1% more)
đž
RAM
= Tie
15
8GB
X300 Pro
8GB
Difference:
0GB
âī¸
Weight
Better
15
185g
X300 Pro
205g
Difference:
20g
(10.8% less)
đŋ
Storage
= Tie
15
128GB
X300 Pro
128GB
Difference:
0GB
đˇ
Main Camera
Better
15
50MP
X300 Pro
108MP
Difference:
58MP
(116.0% more)
đ°
Price
Better
15
699$
X300 Pro
299$
Difference:
400$
(133.8% less)
đ
Height
15
163.1mm
X300 Pro
158.5mm
đ
Width
15
74.1mm
X300 Pro
73.3mm
đĻ
Thickness
Better
15
8.7mm
X300 Pro
8.3mm
Difference:
0.4mm
(4.8% less)
15
X300 Pro
Winner in category
Last updated: March 23, 2026
Source: Official Source
Last updated: March 23, 2026
Source: Official Source
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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