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Poco X8 Pro Max vs iQOO 15 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%
iQOO 15 Ultra is 2.8% taller
Poco X8 Pro Max — 159.9mm × 73.4mm
Poco X8 Pro Max
159.9mm×73.4mm
iQOO 15 Ultra — 164.3mm × 74.8mm
iQOO 15 Ultra
164.3mm×74.8mm
Scaled to real proportions

Specifications Comparison

A

Poco X8 Pro Max

Xiaomi

5 wins
B

iQOO 15 Ultra

vivo

3 wins
S

Screen Size

Poco X8 Pro Max

6.67"

iQOO 15 Ultra

6.78"

Difference: 0.11" (1.6% more)
B

Battery

Poco X8 Pro Max

5,000mAh

iQOO 15 Ultra

4,500mAh

Difference: 500mAh (11.1% more)
R

RAM

Poco X8 Pro Max

8GB

iQOO 15 Ultra

12GB

Difference: 4GB (50.0% more)
W

Weight

Poco X8 Pro Max

205g

iQOO 15 Ultra

210g

Difference: 5g (2.4% less)
S

Storage

Poco X8 Pro Max

128GB

iQOO 15 Ultra

256GB

Difference: 128GB (100.0% more)
M

Main Camera

Poco X8 Pro Max

108MP

iQOO 15 Ultra

50MP

Difference: 58MP (116.0% more)
P

Price

Poco X8 Pro Max

299$

iQOO 15 Ultra

999$

Difference: 700$ (234.1% less)
H

Height

Poco X8 Pro Max

159.9mm

iQOO 15 Ultra

164.3mm

W

Width

Poco X8 Pro Max

73.4mm

iQOO 15 Ultra

74.8mm

T

Thickness

Poco X8 Pro Max

8.1mm

iQOO 15 Ultra

9.2mm

Difference: 1.1mm (13.6% less)
Poco X8 Pro Max
iQOO 15 Ultra
Winner in category
Last updated: March 23, 2026
Source: Official Source
Last updated: March 23, 2026
Source: Official Source

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Verified Data

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Data refreshed when specs change

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Our comparison methodology is public

SE

SizeVS Editorial Team

Verified

Product Comparison Specialists

Our team of tech enthusiasts and data analysts work to provide accurate, unbiased product comparisons.

Verified Data Sources Editorial Standards
Updated:
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Explore this matchup

View Poco X8 Pro Max View iQOO 15 Ultra Screen SizeBatteryRAMWeightStorage

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