iQOO 15 vs X300
True-scale visual comparison — see exact mm dimensions side by side with detailed specs.
100% Objective Comparisons — Data sourced from official manufacturers
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100%
X300 is 3.4% taller
iQOO 15
158.6mm×73.4mm
VS
X300
164mm×75mm
Scaled to real proportions
Specifications Comparison
A
iQOO 15
vivo
1 wins
B
X300
vivo
4 wins
S
Screen Size
= Tie
iQOO 15
6.7"
X300
6.7"
Difference:
0"
B
Battery
Better
iQOO 15
4,500mAh
X300
5,000mAh
Difference:
500mAh
(11.1% more)
R
RAM
= Tie
iQOO 15
8GB
X300
8GB
Difference:
0GB
W
Weight
Better
iQOO 15
202g
X300
192g
Difference:
10g
(5.2% less)
S
Storage
= Tie
iQOO 15
128GB
X300
128GB
Difference:
0GB
M
Main Camera
Better
iQOO 15
50MP
X300
64MP
Difference:
14MP
(28.0% more)
P
Price
Better
iQOO 15
499$
X300
299$
Difference:
200$
(66.9% less)
H
Height
iQOO 15
158.6mm
X300
164mm
W
Width
iQOO 15
73.4mm
X300
75mm
T
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
Why Trust Our Comparisons
Verified Data
All specs verified from official sources
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Data refreshed when specs change
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Our comparison methodology is public