17 Ultra vs Y21d
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%
Y21d is 0.7% taller
17 Ultra
163.1mmÃ75.9mm
VS
Y21d
164.3mmÃ76.1mm
Scaled to real proportions
Specifications Comparison
A
17 Ultra
Xiaomi
4 wins
B
Y21d
vivo
3 wins
đą
Screen Size
Better
17 Ultra
6.7"
Y21d
6.51"
Difference:
0.19"
(2.9% more)
đ
Battery
= Tie
17 Ultra
5,000mAh
Y21d
5,000mAh
Difference:
0mAh
đž
RAM
Better
17 Ultra
12GB
Y21d
4GB
Difference:
8GB
(200.0% more)
âī¸
Weight
Better
17 Ultra
228g
Y21d
182g
Difference:
46g
(25.3% less)
đŋ
Storage
Better
17 Ultra
256GB
Y21d
128GB
Difference:
128GB
(100.0% more)
đˇ
Main Camera
Better
17 Ultra
200MP
Y21d
50MP
Difference:
150MP
(300.0% more)
đ°
Price
Better
17 Ultra
849$
Y21d
199$
Difference:
650$
(326.6% less)
đ
Height
17 Ultra
163.1mm
Y21d
164.3mm
đ
Width
17 Ultra
75.9mm
Y21d
76.1mm
đĻ
Thickness
Better
17 Ultra
9mm
Y21d
7.8mm
Difference:
1.2mm
(15.4% less)
17 Ultra
Y21d
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
No Affiliate Bias
We don't earn from product sales
Regularly Updated
Data refreshed when specs change
Transparent Method
Our comparison methodology is public