Galaxy S25 Ultra vs Redmi K90
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%
Galaxy S25 Ultra is 2.8% taller
Galaxy S25 Ultra
162.8mm×77.6mm
VS
Redmi K90
158.3mm×72.8mm
Scaled to real proportions
Specifications Comparison
A
Galaxy S25 Ultra
Samsung
3 wins
B
Redmi K90
Xiaomi
3 wins
S
Screen Size
Better
Galaxy S25 Ultra
6.8"
Redmi K90
6.7"
Difference:
0.1"
(1.5% more)
B
Battery
= Tie
Galaxy S25 Ultra
5,000mAh
Redmi K90
5,000mAh
Difference:
0mAh
R
RAM
Better
Galaxy S25 Ultra
12GB
Redmi K90
8GB
Difference:
4GB
(50.0% more)
W
Weight
Better
Galaxy S25 Ultra
218g
Redmi K90
198g
Difference:
20g
(10.1% less)
S
Storage
= Tie
Galaxy S25 Ultra
256GB
Redmi K90
256GB
Difference:
0GB
M
Main Camera
Better
Galaxy S25 Ultra
200MP
Redmi K90
108MP
Difference:
92MP
(85.2% more)
P
Price
Better
Galaxy S25 Ultra
753$
Redmi K90
599$
Difference:
154$
(25.7% less)
H
Height
Galaxy S25 Ultra
162.8mm
Redmi K90
158.3mm
W
Width
Galaxy S25 Ultra
77.6mm
Redmi K90
72.8mm
T
Thickness
Better
Galaxy S25 Ultra
8.2mm
Redmi K90
8.1mm
Difference:
0.1mm
(1.2% less)
Galaxy S25 Ultra
Redmi K90
Winner in category
Last updated: March 23, 2026
Source: gsmarena.com
Last updated: March 23, 2026
Source: Official Source
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Our comparison methodology is public
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