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InnoReviews

iQOO 15 Ultra vs Redmi K100 Pro Max

WINNER
iQOO 15 Ultra
87.8Inno Score
VS
Redmi K100 Pro Max
86.3Inno Score
99.6Performance89.4
90.4Display83.8
65.5Camera78.2
90.2Battery92
86.7Features86.7
9 spec wins — iQOO 15 Ultra7 spec wins — Redmi K100 Pro Max

InnoReviews verdict

iQOO 15 Ultra wins this phone face-off, 87.8 to 86.3, pulling ahead mainly in performance (+10) and display (+7). Redmi K100 Pro Max still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the iQOO 15 Ultra

  • Stronger performance score: 100 vs 89
  • Stronger display score: 90 vs 84
  • 78% higher Peak brightness: 8,000 nits vs 4,500 nits
  • 50% higher RAM (max): 24 GB vs 16 GB
  • 22% higher Pixel density: 508 ppi vs 416 ppi

Reasons to pick the Redmi K100 Pro Max

  • Stronger camera score: 78 vs 66
  • 300% higher Main camera: 200 MP vs 50 MP
  • 67% higher Optical zoom: 5 x vs 3 x
  • 28% higher Refresh rate: 185 Hz vs 144 Hz
  • 25% higher Wireless charging: 50 W vs 40 W

Display

Display comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
Screen size6.85 ″6.9 ″+1%
Panel typeAMOLEDAMOLED
Resolution1440x31681200x2608
Pixel density508 ppi+22%416 ppi
Refresh rate144 Hz185 Hz+28%
Peak brightness8,000 nits+78%4,500 nits
Screen-to-body—91.5 %

Performance

Performance comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
ChipsetSnapdragon 8 Elite Gen 5Snapdragon 8 Elite Gen 5
AnTuTu 114,118,578+6%Top 1%3,887,994Top 3%
AnTuTu 11 (CPU)1,124,295+4%Top 2%1,077,511Top 4%
AnTuTu 11 (GPU)1,528,317+7%Top 1%1,433,582Top 4%
AnTuTu 11 (Memory)547,676+3%Top 1%530,134Top 1%
AnTuTu 11 (UX)918,290+8%Top 1%846,767Top 5%
RAM (max)24 GB+50%16 GB
Storage options256GB/512GB/1TB256/512GB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
Main camera50 MP200 MP+300%
Main aperturef/1.88f/1.7
Ultra-wide50 MP50 MP
Telephoto50 MP50 MP
Optical zoom3 x5 x+67%
Max video8K@30fps8K@30fps
Front camera32 MP32 MP
OISYesYes

Battery

Battery comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
Capacity7,400 mAh9,070 mAh+23%
Wired charging100 W100 W
Wireless charging40 W50 W+25%

Design

Design comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
Weight227 g+5%238 g
Thickness8.7 mm8.5 mm+2%
IP ratingIP68/IP69IP68/IP69
Frame material—Aluminum

Connectivity

Connectivity comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth6.06.0
NFCYesYes
USBUSB-C 3.2 Gen 1USB-C
eSIMNoNo

Software

Software comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
OS at launchAndroid 16 (OriginOS 6)Android 16 (HyperOS 3)

Audio

Audio comparison: iQOO 15 Ultra versus Redmi K100 Pro Max
SpeciQOO 15 UltraRedmi K100 Pro Max
Stereo speakersYesYes
3.5mm jackNoNo

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