Skip to content
InnoReviews

OPPO Find X9 Ultra vs REDMI K90 Max

WINNER
OPPO Find X9 Ultra
87.6Inno Score
VS
REDMI K90 Max
69.2Inno Score
91.2Performance64.4
81Display79.4
83.2Camera43.4
95Battery83.2
84Features86.7
6 spec wins — OPPO Find X9 Ultra5 spec wins — REDMI K90 Max

InnoReviews verdict

OPPO Find X9 Ultra wins this phone face-off, 87.6 to 69.2, pulling ahead mainly in camera (+40) and performance (+27). REDMI K90 Max still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO Find X9 Ultra

  • Stronger performance score: 91 vs 64
  • Stronger camera score: 83 vs 43
  • Stronger battery score: 95 vs 83
  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 300% higher Main camera: 200 MP vs 50 MP

Reasons to pick the REDMI K90 Max

  • 21% higher capacity: 8,550 mAh vs 7,050 mAh
  • 15% higher Refresh rate: 165 Hz vs 144 Hz

Display

Display comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
Screen size6.82 ″6.83 ″
Panel typeLTPO AMOLEDAMOLED
Resolution3168x14401280x2772
Pixel density510 ppi+14%447 ppi
Refresh rate144 Hz165 Hz+15%
Peak brightness3,600 nits+3%3,500 nits
Screen-to-body94.6 %—

Performance

Performance comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
ChipsetSnapdragon 8 Elite Gen 5MediaTek Dimensity 9500
AnTuTu4,110,112—
Geekbench 6 (single)3,626Top 4%—
Geekbench 6 (multi)10,895Top 4%—
Wild Life Extreme stability40 %Bottom 3%—
RAM (max)16 GB16 GB
Storage options256GB / 512GB / 1TB256/512GB/1TB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
Main camera200 MP+300%50 MP
Main aperturef/1.5f/1.68
Ultra-wide50 MP+525%8 MP
Telephoto200 MP—
Optical zoom3 x—
Max video8K@30fps8K@30fps
Front camera50 MP+150%20 MP
OISYesYes

Battery

Battery comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
Capacity7,050 mAh8,550 mAh+21%
Wired charging100 W100 W
Wireless charging50 W—
Active use endurance20.2 h—

Design

Design comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
Weight235 g227 g+3%
Thickness8.7 mm8.2 mm+5%
IP ratingIP66/IP68/IP69IP66/IP68/IP69
Frame materialAluminum—

Connectivity

Connectivity comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth6.05.4
NFCYesYes
USBUSB-C 3.2USB-C
eSIMYesNo

Software

Software comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
OS at launchAndroid 16 (ColorOS 16)Android 16 (HyperOS 3)
OS update pledge5 years—

Audio

Audio comparison: OPPO Find X9 Ultra versus REDMI K90 Max
SpecOPPO Find X9 UltraREDMI K90 Max
Stereo speakersYesYes
3.5mm jackNo—

Related comparisons

OPPO Find X9 Ultravs iQOO 15 UltraVSOPPO Find X9 Ultravs Vivo X300 UltraVSOPPO Find X9 Ultravs Honor Magic8 ProVSOPPO Find X9 Ultravs realme GT 8 ProVSREDMI K90 Maxvs iQOO Neo 10VSREDMI K90 Maxvs Huawei Mate 70 Pro+VSREDMI K90 Maxvs REDMI K90 UltraVSREDMI K90 Maxvs iQOO Neo 11VS

Try another matchup