15T Pro vs Y400
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%
15T Pro is 2.6% taller
15T Pro
163.1mm×75.9mm
VS
Y400
158.9mm×73.2mm
Scaled to real proportions
Specifications Comparison
A
15T Pro
Xiaomi
2 wins
B
Y400
vivo
4 wins
S
Screen Size
Better
15T Pro
6.67"
Y400
6.7"
Difference:
0.03"
(0.4% more)
B
Battery
= Tie
15T Pro
5,000mAh
Y400
5,000mAh
Difference:
0mAh
R
RAM
= Tie
15T Pro
8GB
Y400
8GB
Difference:
0GB
W
Weight
Better
15T Pro
208g
Y400
185g
Difference:
23g
(12.4% less)
S
Storage
Better
15T Pro
256GB
Y400
128GB
Difference:
128GB
(100.0% more)
M
Main Camera
Better
15T Pro
108MP
Y400
64MP
Difference:
44MP
(68.8% more)
P
Price
Better
15T Pro
499$
Y400
299$
Difference:
200$
(66.9% less)
H
Height
15T Pro
163.1mm
Y400
158.9mm
W
Width
15T Pro
75.9mm
Y400
73.2mm
T
Thickness
Better
15T Pro
8.9mm
Y400
8.2mm
Difference:
0.7mm
(8.5% less)
15T Pro
Y400
Winner in category
Last updated: March 23, 2026
Source: Official Source
Last updated: March 23, 2026
Source: Official Source
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Verified Data
All specs verified from official sources
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Data refreshed when specs change
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