15T vs Y400 4G
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%
Y400 4G is 0.9% taller
15T
162.6mmÃ75.7mm
VS
Y400 4G
164.1mmÃ75.6mm
Scaled to real proportions
Specifications Comparison
A
15T
Xiaomi
4 wins
B
Y400 4G
vivo
1 wins
đą
Screen Size
= Tie
15T
6.67"
Y400 4G
6.67"
Difference:
0"
đ
Battery
= Tie
15T
5,000mAh
Y400 4G
5,000mAh
Difference:
0mAh
đž
RAM
Better
15T
8GB
Y400 4G
4GB
Difference:
4GB
(100.0% more)
âī¸
Weight
Better
15T
181g
Y400 4G
193g
Difference:
12g
(6.6% less)
đŋ
Storage
= Tie
15T
128GB
Y400 4G
128GB
Difference:
0GB
đˇ
Main Camera
Better
15T
108MP
Y400 4G
50MP
Difference:
58MP
(116.0% more)
đ°
Price
Better
15T
299$
Y400 4G
199$
Difference:
100$
(50.3% less)
đ
Height
15T
162.6mm
Y400 4G
164.1mm
đ
Width
15T
75.7mm
Y400 4G
75.6mm
đĻ
Thickness
Better
15T
8.3mm
Y400 4G
8.5mm
Difference:
0.2mm
(2.4% less)
15T
Y400 4G
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
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Data refreshed when specs change
Transparent Method
Our comparison methodology is public