17 Ultra (China) vs X300 Pro
True-scale visual comparison — see exact mm dimensions side by side with detailed specs.
100% Objective Comparisons — Data sourced from official manufacturers
See our methodology
Choose how to display the two devices: stacked, overlapped, or split with a slider.
100%
17 Ultra (China) is 2.5% taller
17 Ultra (China)
162.5mm×75.8mm
VS
X300 Pro
158.5mm×73.3mm
Scaled to real proportions
Specifications Comparison
A
17 Ultra (China)
Xiaomi
4 wins
B
X300 Pro
vivo
3 wins
S
Screen Size
Better
17 Ultra (China)
6.73"
X300 Pro
6.7"
Difference:
0.03"
(0.4% more)
B
Battery
= Tie
17 Ultra (China)
5,000mAh
X300 Pro
5,000mAh
Difference:
0mAh
R
RAM
Better
17 Ultra (China)
12GB
X300 Pro
8GB
Difference:
4GB
(50.0% more)
W
Weight
Better
17 Ultra (China)
228g
X300 Pro
205g
Difference:
23g
(11.2% less)
S
Storage
Better
17 Ultra (China)
256GB
X300 Pro
128GB
Difference:
128GB
(100.0% more)
M
Main Camera
Better
17 Ultra (China)
200MP
X300 Pro
108MP
Difference:
92MP
(85.2% more)
P
Price
Better
17 Ultra (China)
899$
X300 Pro
299$
Difference:
600$
(200.7% less)
H
Height
17 Ultra (China)
162.5mm
X300 Pro
158.5mm
W
Width
17 Ultra (China)
75.8mm
X300 Pro
73.3mm
T
Thickness
Better
17 Ultra (China)
9.1mm
X300 Pro
8.3mm
Difference:
0.8mm
(9.6% less)
17 Ultra (China)
X300 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
No Affiliate Bias
We don't earn from product sales
Regularly Updated
Data refreshed when specs change
Transparent Method
Our comparison methodology is public
Explore this matchup
More related comparisons
iPhone 16vs17 Ultra (China)
Compare specs & size →
iPhone 16 Pro Maxvs17 Ultra (China)
Compare specs & size →
Galaxy F56vs17 Ultra (China)
Compare specs & size →
Pixel 10avs17 Ultra (China)
Compare specs & size →
Pixel 6 Provs17 Ultra (China)
Compare specs & size →
Poco M8 ProvsX300 Pro
Compare specs & size →