iQOO 15 vs X300
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%
X300 is 3.4% taller
iQOO 15
158.6mmÃ73.4mm
VS
X300
164mmÃ75mm
Scaled to real proportions
Specifications Comparison
A
iQOO 15
vivo
1 wins
B
X300
vivo
4 wins
đą
Screen Size
= Tie
iQOO 15
6.7"
X300
6.7"
Difference:
0"
đ
Battery
Better
iQOO 15
4,500mAh
X300
5,000mAh
Difference:
500mAh
(11.1% more)
đž
RAM
= Tie
iQOO 15
8GB
X300
8GB
Difference:
0GB
âī¸
Weight
Better
iQOO 15
202g
X300
192g
Difference:
10g
(5.2% less)
đŋ
Storage
= Tie
iQOO 15
128GB
X300
128GB
Difference:
0GB
đˇ
Main Camera
Better
iQOO 15
50MP
X300
64MP
Difference:
14MP
(28.0% more)
đ°
Price
Better
iQOO 15
499$
X300
299$
Difference:
200$
(66.9% less)
đ
Height
iQOO 15
158.6mm
X300
164mm
đ
Width
iQOO 15
73.4mm
X300
75mm
đĻ
Thickness
Better
iQOO 15
8.4mm
X300
8.5mm
Difference:
0.1mm
(1.2% less)
iQOO 15
X300
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