F31 vs T4 Ultra
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%
F31 is 1.1% taller
F31
160.6mm×73.4mm
VS
T4 Ultra
158.9mm×74.8mm
Scaled to real proportions
Specifications Comparison
A
F31
Oppo
2 wins
B
T4 Ultra
vivo
3 wins
S
Screen Size
= Tie
F31
6.7"
T4 Ultra
6.7"
Difference:
0"
B
Battery
= Tie
F31
5,000mAh
T4 Ultra
5,000mAh
Difference:
0mAh
R
RAM
Better
F31
8GB
T4 Ultra
12GB
Difference:
4GB
(50.0% more)
W
Weight
Better
F31
180g
T4 Ultra
190g
Difference:
10g
(5.6% less)
S
Storage
Better
F31
128GB
T4 Ultra
256GB
Difference:
128GB
(100.0% more)
M
Main Camera
= Tie
F31
64MP
T4 Ultra
64MP
Difference:
0MP
P
Price
Better
F31
299$
T4 Ultra
499$
Difference:
200$
(66.9% less)
H
Height
F31
160.6mm
T4 Ultra
158.9mm
W
Width
F31
73.4mm
T4 Ultra
74.8mm
T
Thickness
Better
F31
8.2mm
T4 Ultra
7.5mm
Difference:
0.7mm
(9.3% less)
F31
T4 Ultra
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