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InnoReviews

OPPO K13 5G vs Samsung Galaxy S21 FE 5G

WINNER
OPPO K13 5G
46.6Inno Score
VS
Samsung Galaxy S21 FE 5G
45.2Inno Score
28.9Performance37.5
53.2Display47.2
30.7Camera41.7
79.8Battery41.7
52Features78.7
5 spec wins — OPPO K13 5G8 spec wins — Samsung Galaxy S21 FE 5G

InnoReviews verdict

This one is close to a dead heat: OPPO K13 5G scores 46.6 against 45.2 for Samsung Galaxy S21 FE 5G. Pick by the categories that matter to you — OPPO K13 5G edges ahead in battery and display, or by price.

Which would you pick?

Key differences

Reasons to pick the OPPO K13 5G

  • Stronger display score: 53 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 K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 5GSamsung Galaxy S21 FE 5G
Screen size6.67 ″+4%6.4 ″
Panel typeAMOLEDAMOLED
Resolution2400x10802340x1080
Pixel density394 ppi401 ppi+2%
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits1,200 nits
Screen-to-body92.2 %—

Performance

Performance comparison: OPPO K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 5GSamsung Galaxy S21 FE 5G
ChipsetSnapdragon 6 Gen 4Snapdragon 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 3.1UFS 3.1

Camera

Camera comparison: OPPO K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 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 video4K@30fps4K@60fps
Front camera16 MP32 MP+100%
OISNoYes

Battery

Battery comparison: OPPO K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 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 K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 5GSamsung Galaxy S21 FE 5G
Weight208 g177 g+15%
Thickness8.5 mm7.9 mm+7%
IP ratingIP65IP68
Frame materialPlasticAluminum

Connectivity

Connectivity comparison: OPPO K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 5GSamsung Galaxy S21 FE 5G
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 6
Bluetooth5.25.0
NFCNoYes
USBUSB-CUSB-C 3.2
eSIMNoYes

Software

Software comparison: OPPO K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 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 K13 5G versus Samsung Galaxy S21 FE 5G
SpecOPPO K13 5GSamsung Galaxy S21 FE 5G
Stereo speakersYesYes
3.5mm jackNoNo

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