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InnoReviews

OPPO Reno15 (Global) vs REDMI K90 Ultra

OPPO Reno15 (Global)
60.2Inno Score
VS
WINNER
REDMI K90 Ultra
69.1Inno Score
46.7Performance64.4
57.6Display78.7
61.4Camera43.4
75.1Battery83.2
73.3Features86.7
6 spec wins — OPPO Reno15 (Global)6 spec wins — REDMI K90 Ultra

InnoReviews verdict

REDMI K90 Ultra wins this phone face-off, 69.1 to 60.2, pulling ahead mainly in display (+21) and performance (+18). OPPO Reno15 (Global) still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO Reno15 (Global)

  • Stronger camera score: 61 vs 43
  • 150% higher Front camera: 50 MP vs 20 MP
  • 13% lower weight: 197 g vs 227 g
  • Has eSIM — the other doesn't

Reasons to pick the REDMI K90 Ultra

  • Stronger performance score: 64 vs 47
  • Stronger display score: 79 vs 58
  • Stronger battery score: 83 vs 75
  • Stronger features score: 87 vs 73
  • 192% higher Peak brightness: 3,500 nits vs 1,200 nits

Display

Display comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
Screen size6.59 ″6.83 ″+4%
Panel typeAMOLEDAMOLED
Resolution2760x12561280x2772
Pixel density460 ppi+3%447 ppi
Refresh rate120 Hz165 Hz+38%
Peak brightness1,200 nits3,500 nits+192%
Screen-to-body93.4 %+3%90.3 %

Performance

Performance comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
ChipsetQualcomm Snapdragon 7 Gen 4Snapdragon 8 Elite
RAM (max)12 GB16 GB+33%
Storage options256GB, 512GB256/512GB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.7
Ultra-wide8 MP8 MP
Telephoto50 MP—
Optical zoom3.5 x—
Max video4K@60fps8K@30fps
Front camera50 MP+150%20 MP
OISYesYes

Battery

Battery comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
Capacity6,500 mAh8,550 mAh+32%
Wired charging80 W100 W+25%

Design

Design comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
Weight197 g+13%227 g
Thickness7.8 mm+5%8.2 mm
IP ratingIP66/IP68/IP69IP68/IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB Type-CUSB-C
eSIMYesNo

Software

Software comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
OS at launchAndroid 16Android 16 (HyperOS 3)

Audio

Audio comparison: OPPO Reno15 (Global) versus REDMI K90 Ultra
SpecOPPO Reno15 (Global)REDMI K90 Ultra
Stereo speakers—Yes
3.5mm jackNoNo

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