Redmi K80 Ultra vs F31
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%
Redmi K80 Ultra is 1.2% taller
Redmi K80 Ultra
162.5mm×75.9mm
VS
F31
160.6mm×73.4mm
Scaled to real proportions
Specifications Comparison
A
Redmi K80 Ultra
Xiaomi
3 wins
B
F31
Oppo
3 wins
S
Screen Size
= Tie
Redmi K80 Ultra
6.7"
F31
6.7"
Difference:
0"
B
Battery
= Tie
Redmi K80 Ultra
5,000mAh
F31
5,000mAh
Difference:
0mAh
R
RAM
Better
Redmi K80 Ultra
12GB
F31
8GB
Difference:
4GB
(50.0% more)
W
Weight
Better
Redmi K80 Ultra
204g
F31
180g
Difference:
24g
(13.3% less)
S
Storage
Better
Redmi K80 Ultra
256GB
F31
128GB
Difference:
128GB
(100.0% more)
M
Main Camera
Better
Redmi K80 Ultra
108MP
F31
64MP
Difference:
44MP
(68.8% more)
P
Price
Better
Redmi K80 Ultra
699$
F31
299$
Difference:
400$
(133.8% less)
H
Height
Redmi K80 Ultra
162.5mm
F31
160.6mm
W
Width
Redmi K80 Ultra
75.9mm
F31
73.4mm
T
Thickness
Better
Redmi K80 Ultra
8.6mm
F31
8.2mm
Difference:
0.4mm
(4.9% less)
Redmi K80 Ultra
F31
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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