17 Ultra (China) vs X300
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%
17 Ultra (China) is 0.9% taller
17 Ultra (China)
162.5mmÃ75.8mm
VS
X300
164mmÃ75mm
Scaled to real proportions
Specifications Comparison
A
17 Ultra (China)
Xiaomi
4 wins
B
X300
vivo
3 wins
đą
Screen Size
Better
17 Ultra (China)
6.73"
X300
6.7"
Difference:
0.03"
(0.4% more)
đ
Battery
= Tie
17 Ultra (China)
5,000mAh
X300
5,000mAh
Difference:
0mAh
đž
RAM
Better
17 Ultra (China)
12GB
X300
8GB
Difference:
4GB
(50.0% more)
âī¸
Weight
Better
17 Ultra (China)
228g
X300
192g
Difference:
36g
(18.8% less)
đŋ
Storage
Better
17 Ultra (China)
256GB
X300
128GB
Difference:
128GB
(100.0% more)
đˇ
Main Camera
Better
17 Ultra (China)
200MP
X300
64MP
Difference:
136MP
(212.5% more)
đ°
Price
Better
17 Ultra (China)
899$
X300
299$
Difference:
600$
(200.7% less)
đ
Height
17 Ultra (China)
162.5mm
X300
164mm
đ
Width
17 Ultra (China)
75.8mm
X300
75mm
đĻ
Thickness
Better
17 Ultra (China)
9.1mm
X300
8.5mm
Difference:
0.6mm
(7.1% less)
17 Ultra (China)
X300
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