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InnoReviews

OPPO F31 5G vs Xiaomi 18 Pro

OPPO F31 5G
47Inno Score
VS
WINNER
Xiaomi 18 Pro
77.1Inno Score
28.9Performance64.4
55.2Display70
30.7Camera83.6
79.8Battery92
52Features86.7
4 spec wins — OPPO F31 5G7 spec wins — Xiaomi 18 Pro

InnoReviews verdict

Xiaomi 18 Pro wins this phone face-off, 77.1 to 47, pulling ahead mainly in camera (+53) and performance (+36). 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

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

Reasons to pick the Xiaomi 18 Pro

  • Stronger performance score: 64 vs 29
  • Stronger display score: 70 vs 55
  • Stronger camera score: 84 vs 31
  • Stronger battery score: 92 vs 80
  • Stronger features score: 87 vs 52

Display

Display comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
Screen size6.57 ″+3%6.4 ″
Panel typeAMOLEDLTPO AMOLED
Resolution2372x10801120x2436
Pixel density397 ppi419 ppi+6%
Refresh rate120 Hz120 Hz
Peak brightness1,400 nits4,000 nits+186%
Screen-to-body93 %+1%91.8 %

Performance

Performance comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
ChipsetDimensity 6300Snapdragon 8 Elite Gen 6
RAM (max)8 GB16 GB+100%
Storage options128GB / 256GB256/512GB/1TB
Storage typeUFS 2.2UFS 4.1

Camera

Camera comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
Main camera50 MP200 MP+300%
Main aperturef/1.8f/1.7
Ultra-wide—50 MP
Telephoto—200 MP
Optical zoom—3.2 x
Max video1080p@60fps8K@30fps
Front camera16 MP50 MP+213%
OIS—Yes

Battery

Battery comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
Capacity7,000 mAh7,000 mAh
Wired charging80 W100 W+25%
Wireless charging—50 W

Design

Design comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
Weight185 g+9%203 g
Thickness8 mm+6%8.5 mm
IP ratingIP66/IP68/IP69IP66/IP68/IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
5GYesYes
Wi-FiWi-Fi 5Wi-Fi 7
Bluetooth5.46.0
NFCNoYes
USBUSB-C 2.0USB-C 3.2
eSIMNoNo

Software

Software comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
OS at launchAndroid 15 (ColorOS 15)Android 17 (HyperOS 4)
OS update pledge2 years—

Audio

Audio comparison: OPPO F31 5G versus Xiaomi 18 Pro
SpecOPPO F31 5GXiaomi 18 Pro
Stereo speakersYesYes
3.5mm jackNoNo

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