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InnoReviews

OPPO F31 Pro+ 5G vs Redmi K90 Pro Max

OPPO F31 Pro+ 5G
56.3Inno Score
VS
WINNER
Redmi K90 Pro Max
80.9Inno Score
46.7Performance88.4
59.6Display67
45.9Camera69.5
79.8Battery92
52Features86.7
3 spec wins — OPPO F31 Pro+ 5G6 spec wins — Redmi K90 Pro Max

InnoReviews verdict

Redmi K90 Pro Max wins this phone face-off, 80.9 to 56.3, pulling ahead mainly in performance (+42) and features (+35). OPPO F31 Pro+ 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO F31 Pro+ 5G

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the Redmi K90 Pro Max

  • Stronger performance score: 88 vs 47
  • Stronger display score: 67 vs 60
  • Stronger camera score: 70 vs 46
  • Stronger battery score: 92 vs 80
  • Stronger features score: 87 vs 52

Display

Display comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
Screen size6.8 ″6.9 ″+1%
Panel typeAMOLEDAMOLED
Resolution2800x12802608x1200
Pixel density453 ppi+9%416 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,600 nits3,500 nits+119%
Screen-to-body93.5 %+2%91.8 %

Performance

Performance comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
ChipsetSnapdragon 7 Gen 3Snapdragon 8 Elite Gen 5
AnTuTu—3,734,624Top 3%
AnTuTu 11 (CPU)—1,069,368Top 3%
AnTuTu 11 (GPU)—1,381,879Top 4%
AnTuTu 11 (Memory)—487,580Top 3%
AnTuTu 11 (UX)—795,797Top 3%
RAM (max)12 GB16 GB+33%
Storage options256GB256GB / 512GB / 1TB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
Main camera50 MP50 MP
Main aperturef/1.8f/1.7
Ultra-wide—50 MP
Telephoto—50 MP
Optical zoom—5 x
Max video4K@30fps8K@30fps
Front camera32 MP32 MP
OISYesYes

Battery

Battery comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
Capacity7,000 mAh7,560 mAh+8%
Wired charging80 W100 W+25%
Wireless charging—50 W

Design

Design comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
Weight204 g+6%218 g
Thickness7.9 mm7.9 mm
IP ratingIP66/IP68/IP69IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.25.4
NFCNoYes
USBUSB-CUSB-C
eSIMNoNo

Software

Software comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
OS at launchAndroid 15 (ColorOS 15)Android 16 (HyperOS 3)
OS update pledge2 years—

Audio

Audio comparison: OPPO F31 Pro+ 5G versus Redmi K90 Pro Max
SpecOPPO F31 Pro+ 5GRedmi K90 Pro Max
Stereo speakersYesYes
3.5mm jackNoNo

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