17 Ultra vs Y31 Pro
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%
17 Ultra is 0.7% taller
17 Ultra
163.1mm×75.9mm
VS
Y31 Pro
162mm×74mm
Scaled to real proportions
Specifications Comparison
A
17 Ultra
Xiaomi
3 wins
B
Y31 Pro
vivo
3 wins
S
Screen Size
= Tie
17 Ultra
6.7"
Y31 Pro
6.7"
Difference:
0"
B
Battery
= Tie
17 Ultra
5,000mAh
Y31 Pro
5,000mAh
Difference:
0mAh
R
RAM
Better
17 Ultra
12GB
Y31 Pro
8GB
Difference:
4GB
(50.0% more)
W
Weight
Better
17 Ultra
228g
Y31 Pro
190g
Difference:
38g
(20.0% less)
S
Storage
Better
17 Ultra
256GB
Y31 Pro
128GB
Difference:
128GB
(100.0% more)
M
Main Camera
Better
17 Ultra
200MP
Y31 Pro
48MP
Difference:
152MP
(316.7% more)
P
Price
Better
17 Ultra
849$
Y31 Pro
250$
Difference:
599$
(239.6% less)
H
Height
17 Ultra
163.1mm
Y31 Pro
162mm
W
Width
17 Ultra
75.9mm
Y31 Pro
74mm
T
Thickness
Better
17 Ultra
9mm
Y31 Pro
8.4mm
Difference:
0.6mm
(7.1% less)
17 Ultra
Y31 Pro
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