Skip to content
InnoReviews

OPPO F31 Pro 5G vs Redmi Note 9S

WINNER
OPPO F31 Pro 5G
55.4Inno Score
VS
Redmi Note 9S

Xiaomi

Redmi Note 9S

$229

28.8Inno Score
46.7Performance23.1
55.2Display29.7
45.9Camera30.5
79.8Battery39
52Features20
12 spec wins — OPPO F31 Pro 5G2 spec wins — Redmi Note 9S

InnoReviews verdict

OPPO F31 Pro 5G wins this phone face-off, 55.4 to 28.8, pulling ahead mainly in battery (+41) and features (+32). Redmi Note 9S 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

  • Stronger performance score: 47 vs 23
  • Stronger display score: 55 vs 30
  • Stronger camera score: 46 vs 31
  • Stronger battery score: 80 vs 39
  • Stronger features score: 52 vs 20

Reasons to pick the Redmi Note 9S

  • Has 3.5mm jack — the other doesn't

Display

Display comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
Screen size6.57 ″6.67 ″+2%
Panel typeAMOLEDIPS LCD
Resolution2372x10802400x1080
Pixel density397 ppi+1%395 ppi
Refresh rate120 Hz+100%60 Hz
Peak brightness1,400 nits—
Screen-to-body93 %—

Performance

Performance comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
ChipsetDimensity 7300-EnergySnapdragon 720G
AnTuTu—395,000
Geekbench 6 (single)—730Bottom 13%
Geekbench 6 (multi)—1,900Bottom 12%
RAM (max)12 GB+200%4 GB
Storage options128GB / 256GB64GB / 128GB
Storage typeUFS 3.1UFS 2.1

Camera

Camera comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
Main camera50 MP+4%48 MP
Main aperturef/1.8f/1.8
Ultra-wide—8 MP
Max video4K@30fps4K@30fps
Front camera32 MP+100%16 MP
OISYesNo

Battery

Battery comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
Capacity7,000 mAh+39%5,020 mAh
Wired charging80 W+344%18 W

Design

Design comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
Weight190 g+9%209 g
Thickness8 mm+9%8.8 mm
IP ratingIP66/IP68/IP69—
Frame materialAluminumPlastic

Connectivity

Connectivity comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
5GYesNo
Wi-FiWi-Fi 6Wi-Fi 5
Bluetooth5.45.0
NFC—No
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
OS at launchAndroid 15 (ColorOS 15)Android 10 (MIUI 11)
OS update pledge2 years2 years

Audio

Audio comparison: OPPO F31 Pro 5G versus Redmi Note 9S
SpecOPPO F31 Pro 5GRedmi Note 9S
Stereo speakersYesNo
3.5mm jackNoYes

Related comparisons

OPPO F31 Pro 5Gvs Motorola Edge (2026)VSOPPO F31 Pro 5Gvs vivo V60eVSOPPO F31 Pro 5Gvs Huawei nova 12 UltraVSOPPO F31 Pro 5Gvs Huawei nova 15VSRedmi Note 9Svs HONOR Play20AVSRedmi Note 9Svs itel A300CVSRedmi Note 9Svs realme C61VSRedmi Note 9Svs realme Note 60VS

Try another matchup