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InnoReviews

OPPO F31 5G vs OPPO Find X9 Ultra

OPPO F31 5G
47Inno Score
VS
WINNER
OPPO Find X9 Ultra
87.6Inno Score
28.9Performance91.2
55.2Display81
30.7Camera83.2
79.8Battery95
52Features84
2 spec wins — OPPO F31 5G13 spec wins — OPPO Find X9 Ultra

InnoReviews verdict

OPPO Find X9 Ultra wins this phone face-off, 87.6 to 47, pulling ahead mainly in performance (+62) and camera (+53). OPPO F31 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 5G

  • 21% lower weight: 185 g vs 235 g

Reasons to pick the OPPO Find X9 Ultra

  • Stronger performance score: 91 vs 29
  • Stronger display score: 81 vs 55
  • Stronger camera score: 83 vs 31
  • Stronger battery score: 95 vs 80
  • Stronger features score: 84 vs 52

Display

Display comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
Screen size6.57 ″6.82 ″+4%
Panel typeAMOLEDLTPO AMOLED
Resolution2372x10803168x1440
Pixel density397 ppi510 ppi+28%
Refresh rate120 Hz144 Hz+20%
Peak brightness1,400 nits3,600 nits+157%
Screen-to-body93 %94.6 %+2%

Performance

Performance comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
ChipsetDimensity 6300Snapdragon 8 Elite Gen 5
AnTuTu—4,110,112
Geekbench 6 (single)—3,626Top 4%
Geekbench 6 (multi)—10,895Top 4%
Wild Life Extreme stability—40 %Bottom 3%
RAM (max)8 GB16 GB+100%
Storage options128GB / 256GB256GB / 512GB / 1TB
Storage typeUFS 2.2UFS 4.1

Camera

Camera comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
Main camera50 MP200 MP+300%
Main aperturef/1.8f/1.5
Ultra-wide—50 MP
Telephoto—200 MP
Optical zoom—3 x
Max video1080p@60fps8K@30fps
Front camera16 MP50 MP+213%
OIS—Yes

Battery

Battery comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
Capacity7,000 mAh7,050 mAh+1%
Wired charging80 W100 W+25%
Wireless charging—50 W
Active use endurance—20.2 h

Design

Design comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
Weight185 g+21%235 g
Thickness8 mm+8%8.7 mm
IP ratingIP66/IP68/IP69IP66/IP68/IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
5GYesYes
Wi-FiWi-Fi 5Wi-Fi 7
Bluetooth5.46.0
NFCNoYes
USBUSB-C 2.0USB-C 3.2
eSIMNoYes

Software

Software comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
OS at launchAndroid 15 (ColorOS 15)Android 16 (ColorOS 16)
OS update pledge2 years5 years+150%

Audio

Audio comparison: OPPO F31 5G versus OPPO Find X9 Ultra
SpecOPPO F31 5GOPPO Find X9 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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