Skip to content
InnoReviews

OPPO F31 Pro 5G vs Redmi 9A

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

Xiaomi

Redmi 9A

$99

23.9Inno Score
46.7Performance20
55.2Display20
45.9Camera20.5
79.8Battery38.8
52Features20
13 spec wins — OPPO F31 Pro 5G1 spec wins — Redmi 9A

InnoReviews verdict

OPPO F31 Pro 5G wins this phone face-off, 55.4 to 23.9, pulling ahead mainly in battery (+41) and display (+35). Redmi 9A 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 20
  • Stronger display score: 55 vs 20
  • Stronger camera score: 46 vs 21
  • Stronger battery score: 80 vs 39
  • Stronger features score: 52 vs 20

Reasons to pick the Redmi 9A

  • Has 3.5mm jack — the other doesn't

Display

Display comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
Screen size6.57 ″+1%6.53 ″
Panel typeAMOLEDIPS LCD
Resolution2372x10801600x720
Pixel density397 ppi+48%269 ppi
Refresh rate120 Hz+100%60 Hz
Peak brightness1,400 nits—
Screen-to-body93 %—

Performance

Performance comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
ChipsetDimensity 7300-EnergyMediaTek Helio G25
AnTuTu—100,000
RAM (max)12 GB+500%2 GB
Storage options128GB / 256GB32GB
Storage typeUFS 3.1eMMC 5.1

Camera

Camera comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
Main camera50 MP+285%13 MP
Main aperturef/1.8f/2.2
Max video4K@30fps1080p@30fps
Front camera32 MP+540%5 MP
OISYesNo

Battery

Battery comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
Capacity7,000 mAh+40%5,000 mAh
Wired charging80 W+700%10 W

Design

Design comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
Weight190 g+2%194 g
Thickness8 mm+11%9 mm
IP ratingIP66/IP68/IP69—
Frame materialAluminumPlastic

Connectivity

Connectivity comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
5GYesNo
Wi-FiWi-Fi 6Wi-Fi 4
Bluetooth5.45.0
NFC—No
USBUSB-C 2.0Micro-USB
eSIMNoNo

Software

Software comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
OS at launchAndroid 15 (ColorOS 15)Android 10 (MIUI 12)
OS update pledge2 years2 years

Audio

Audio comparison: OPPO F31 Pro 5G versus Redmi 9A
SpecOPPO F31 Pro 5GRedmi 9A
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 9Avs HMD Arc²VSRedmi 9Avs Redmi 9CVSRedmi 9Avs Redmi 12CVSRedmi 9Avs Ulefone Note 23VS

Try another matchup