Skip to content
InnoReviews

OPPO Reno12 F 4G vs Samsung Galaxy S21

OPPO Reno12 F 4G
42.3Inno Score
VS
WINNER
Samsung Galaxy S21
43.6Inno Score
28.9Performance34.4
58.3Display49.1
34.1Camera40.8
52.5Battery36.9
46.7Features78.7
7 spec wins — OPPO Reno12 F 4G6 spec wins — Samsung Galaxy S21

InnoReviews verdict

This one is close to a dead heat: OPPO Reno12 F 4G scores 42.3 against 43.6 for Samsung Galaxy S21. Pick by the categories that matter to you — Samsung Galaxy S21 edges ahead in features and camera, or by price.

Which would you pick?

Key differences

Reasons to pick the OPPO Reno12 F 4G

  • Stronger display score: 58 vs 49
  • Stronger battery score: 53 vs 37
  • 317% higher Main camera: 50 MP vs 12 MP
  • 220% higher Front camera: 32 MP vs 10 MP
  • 80% higher Wired charging: 45 W vs 25 W

Reasons to pick the Samsung Galaxy S21

  • Stronger performance score: 34 vs 29
  • Stronger camera score: 41 vs 34
  • Stronger features score: 79 vs 47
  • 50% higher ultra-wide: 12 MP vs 8 MP
  • Has OIS — the other doesn't

Display

Display comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
Screen size6.67 ″+8%6.2 ″
Panel typeAMOLEDAMOLED
Resolution2400x10802400x1080
Pixel density394 ppi421 ppi+7%
Refresh rate120 Hz120 Hz
Peak brightness2,100 nits+62%1,300 nits
Screen-to-body92.2 %—

Performance

Performance comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
ChipsetSnapdragon 685Samsung Exynos 2100
AnTuTu—746,547Bottom 18%
AnTuTu 11 (CPU)—252,025Bottom 14%
AnTuTu 11 (GPU)—127,819Bottom 35%
AnTuTu 11 (Memory)—144,909Bottom 16%
AnTuTu 11 (UX)—221,794Bottom 18%
Geekbench 6 (single)—1,430Top 46%
Geekbench 6 (multi)—3,550Bottom 50%
RAM (max)8 GB8 GB
Storage options256GB / 512GB128GB / 256GB
Storage typeUFS 2.2UFS 3.1

Camera

Camera comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
Main camera50 MP+317%12 MP
Main aperturef/1.8f/1.8
Ultra-wide8 MP12 MP+50%
Telephoto—64 MP
Max video1080p@30fps8K@24fps
Front camera32 MP+220%10 MP
OISNoYes

Battery

Battery comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
Capacity5,000 mAh+25%4,000 mAh
Wired charging45 W+80%25 W
Wireless charging—15 W

Design

Design comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
Weight187 g171 g+9%
Thickness7.7 mm+3%7.9 mm
IP ratingIP64IP68
Frame material—Aluminum

Connectivity

Connectivity comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
5GNoYes
Wi-FiWi-Fi 5Wi-Fi 6
Bluetooth5.05.0
NFC—Yes
USBUSB-CUSB-C 3.2
eSIMNoYes

Software

Software comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
OS at launchAndroid 14 (ColorOS 14)Android 11 (One UI 3.1)
OS update pledge—4 years

Audio

Audio comparison: OPPO Reno12 F 4G versus Samsung Galaxy S21
SpecOPPO Reno12 F 4GSamsung Galaxy S21
Stereo speakersYesYes
3.5mm jackNoNo

Related comparisons

OPPO Reno12 F 4Gvs iPhone 12 Pro MaxVSOPPO Reno12 F 4Gvs Motorola Moto G Power (2026)VSOPPO Reno12 F 4Gvs vivo V30eVSOPPO Reno12 F 4Gvs POCO X3 ProVSSamsung Galaxy S21vs Infinix HOT 50 Pro+VSSamsung Galaxy S21vs Samsung Galaxy M35 5GVSSamsung Galaxy S21vs TECNO POVA Slim 5GVSSamsung Galaxy S21vs Moto G55 5GVS

Try another matchup