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InnoReviews

OPPO F31 5G vs Samsung Galaxy S21 FE 5G

WINNER
OPPO F31 5G
47Inno Score
VS
Samsung Galaxy S21 FE 5G
45.2Inno Score
28.9Performance37.5
55.2Display47.2
30.7Camera41.7
79.8Battery41.7
52Features78.7
6 spec wins — OPPO F31 5G7 spec wins — Samsung Galaxy S21 FE 5G

InnoReviews verdict

OPPO F31 5G wins this phone face-off, 47 to 45.2, pulling ahead mainly in battery (+38) and display (+8). Samsung Galaxy S21 FE 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

  • Stronger display score: 55 vs 47
  • Stronger battery score: 80 vs 42
  • 317% higher Main camera: 50 MP vs 12 MP
  • 220% higher Wired charging: 80 W vs 25 W
  • 56% higher capacity: 7,000 mAh vs 4,500 mAh

Reasons to pick the Samsung Galaxy S21 FE 5G

  • Stronger performance score: 38 vs 29
  • Stronger camera score: 42 vs 31
  • Stronger features score: 79 vs 52
  • 100% higher Front camera: 32 MP vs 16 MP
  • 100% higher OS update pledge: 4 years vs 2 years

Display

Display comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
Screen size6.57 ″+3%6.4 ″
Panel typeAMOLEDAMOLED
Resolution2372x10802340x1080
Pixel density397 ppi401 ppi+1%
Refresh rate120 Hz120 Hz
Peak brightness1,400 nits+17%1,200 nits
Screen-to-body93 %—

Performance

Performance comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
ChipsetDimensity 6300Snapdragon 888
AnTuTu—1,040,324
Geekbench 6 (single)—1,450Top 44%
Geekbench 6 (multi)—3,650Top 50%
RAM (max)8 GB+33%6 GB
Storage options128GB / 256GB128GB / 256GB
Storage typeUFS 2.2UFS 3.1

Camera

Camera comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
Main camera50 MP+317%12 MP
Main aperturef/1.8f/1.8
Ultra-wide—12 MP
Telephoto—8 MP
Optical zoom—3 x
Max video1080p@60fps4K@60fps
Front camera16 MP32 MP+100%
OIS—Yes

Battery

Battery comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
Capacity7,000 mAh+56%4,500 mAh
Wired charging80 W+220%25 W
Wireless charging—15 W

Design

Design comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
Weight185 g177 g+4%
Thickness8 mm7.9 mm+1%
IP ratingIP66/IP68/IP69IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
5GYesYes
Wi-FiWi-Fi 5Wi-Fi 6
Bluetooth5.45.0
NFCNoYes
USBUSB-C 2.0USB-C 3.2
eSIMNoYes

Software

Software comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
OS at launchAndroid 15 (ColorOS 15)Android 12 (One UI 4)
OS update pledge2 years4 years+100%

Audio

Audio comparison: OPPO F31 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO F31 5GSamsung Galaxy S21 FE 5G
Stereo speakersYesYes
3.5mm jackNoNo

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