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InnoReviews

realme 15 5G vs Samsung Galaxy S21

WINNER
realme 15 5G
64.9Inno Score
VS
Samsung Galaxy S21
43.6Inno Score
46.7Performance34.4
88.3Display49.1
49.8Camera40.8
79.8Battery36.9
73.3Features78.7
10 spec wins — realme 15 5G2 spec wins — Samsung Galaxy S21

InnoReviews verdict

realme 15 5G wins this phone face-off, 64.9 to 43.6, pulling ahead mainly in battery (+43) and display (+39). Samsung Galaxy S21 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the realme 15 5G

  • Stronger performance score: 47 vs 34
  • Stronger display score: 88 vs 49
  • Stronger camera score: 50 vs 41
  • Stronger battery score: 80 vs 37
  • 400% higher Peak brightness: 6,500 nits vs 1,300 nits

Reasons to pick the Samsung Galaxy S21

  • Stronger features score: 79 vs 73
  • 50% higher ultra-wide: 12 MP vs 8 MP

Display

Display comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
Screen size6.8 ″+10%6.2 ″
Panel typeAMOLEDAMOLED
Resolution1280x28002400x1080
Pixel density453 ppi+8%421 ppi
Refresh rate144 Hz+20%120 Hz
Peak brightness6,500 nits+400%1,300 nits
Screen-to-body94 %—

Performance

Performance comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
ChipsetMediaTek Dimensity 7300+Samsung 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)12 GB+50%8 GB
Storage options128/256GB128GB / 256GB
Storage typeUFS 3.1UFS 3.1

Camera

Camera comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
Main camera50 MP+317%12 MP
Main aperturef/1.8f/1.8
Ultra-wide8 MP12 MP+50%
Telephoto—64 MP
Max video4K@30fps8K@24fps
Front camera50 MP+400%10 MP
OISYesYes

Battery

Battery comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
Capacity7,000 mAh+75%4,000 mAh
Wired charging80 W+220%25 W
Wireless charging—15 W

Design

Design comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
Weight187 g171 g+9%
Thickness7.7 mm+3%7.9 mm
IP ratingIP68/IP69IP68
Frame material—Aluminum

Connectivity

Connectivity comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
5GYesYes
Wi-FiWi-Fi 5/6Wi-Fi 6
Bluetooth5.45.0
NFC—Yes
USBUSB Type-CUSB-C 3.2
eSIM—Yes

Software

Software comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
OS at launchAndroid 15 (realme UI 6.0)Android 11 (One UI 3.1)
OS update pledge—4 years

Audio

Audio comparison: realme 15 5G versus Samsung Galaxy S21
Specrealme 15 5GSamsung Galaxy S21
Stereo speakersYesYes
3.5mm jackNoNo

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