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InnoReviews

Samsung Galaxy S21 FE 5G vs Xiaomi 15

Samsung Galaxy S21 FE 5G
45.2Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
37.5Performance76.7
47.2Display64.5
41.7Camera64.7
41.7Battery83.5
78.7Features78.7
4 spec wins — Samsung Galaxy S21 FE 5G11 spec wins — Xiaomi 15

InnoReviews verdict

Xiaomi 15 wins this phone face-off, 73.4 to 45.2, pulling ahead mainly in battery (+42) and performance (+39). 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 Samsung Galaxy S21 FE 5G

  • 15% higher Optical zoom: 3 x vs 2.6 x

Reasons to pick the Xiaomi 15

  • Stronger performance score: 77 vs 38
  • Stronger display score: 65 vs 47
  • Stronger camera score: 65 vs 42
  • Stronger battery score: 84 vs 42
  • 525% higher telephoto: 50 MP vs 8 MP

Display

Display comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
Screen size6.4 ″+1%6.36 ″
Panel typeAMOLEDLTPO AMOLED
Resolution2340x10801200x2670
Pixel density401 ppi460 ppi+15%
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits3,200 nits+167%

Performance

Performance comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
ChipsetSnapdragon 888Snapdragon 8 Elite
AnTuTuDifferent AnTuTu versions — not compared1,040,3242,914,100Top 17%
AnTuTu 11 (CPU)—874,340Top 14%
AnTuTu 11 (GPU)—1,069,991Top 17%
AnTuTu 11 (Memory)—379,667Top 20%
AnTuTu 11 (UX)—590,102Top 20%
Geekbench 6 (single)1,450Top 44%2,972+105%Top 15%
Geekbench 6 (multi)3,650Top 50%9,330+156%Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)6 GB12 GB+100%
Storage options128GB / 256GB256/512GB
Storage typeUFS 3.1UFS 4.0

Camera

Camera comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
Main camera12 MP50 MP+317%
Main aperturef/1.8f/1.62
Ultra-wide12 MP50 MP+317%
Telephoto8 MP50 MP+525%
Optical zoom3 x+15%2.6 x
Max video4K@60fps8K@30fps
Front camera32 MP32 MP
OISYesYes

Battery

Battery comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
Capacity4,500 mAh5,240 mAh+16%
Wired charging25 W90 W+260%
Wireless charging15 W50 W+233%
Active use endurance—16.5 h

Design

Design comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
Weight177 g+7%191 g
Thickness7.9 mm+2%8.1 mm
IP ratingIP68IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.06.0
NFCYesYes
USBUSB-C 3.2USB-C 3.2
eSIMYesYes

Software

Software comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
OS at launchAndroid 12 (One UI 4)Android 15 (HyperOS 2)
OS update pledge4 years4 years

Audio

Audio comparison: Samsung Galaxy S21 FE 5G versus Xiaomi 15
SpecSamsung Galaxy S21 FE 5GXiaomi 15
Stereo speakersYesYes
3.5mm jackNoNo

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