Samsung

Xiaomi

Galaxy S21

Redmi 13

2021

2024

2021

2024

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

Midnight Black, Sandy Gold, Ocean Blue, Pink

5G

4G

Nano-SIM and eSIM

Dual SIM (Nano-SIM, dual stand-by)

SM-G991U1: 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave
SM-G991B: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6

1, 3, 5, 7, 8, 20, 28, 38, 40, 41

802.11 a/b/g/n/ac/6, dual-band

802.11 a/b/g/n/ac, dual-band

5.0, A2DP, LE

5.4, A2DP, LE

GPS, GLONASS, BDS, GALILEO

GPS, GLONASS, GALILEO, BDS

Yes

Yes

FM radio

FM radio

USB Type-C

USB Type-C

USB Type-C 3.2, OTG

USB Type-C 2.0

No

3.5mm TRS

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

Mediatek Helio G91 Ultra (12 nm)

Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)

Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)

Adreno 660

Mali-G52 MC2

8 GiB

6 GiB

8 GiB

8 GiB

UFS 3.1

eMMC 5.1

Dynamic AMOLED 2X

IPS LCD

Corning Gorilla Glass Victus+

Corning Gorilla Glass

1300 nits

600 nits

120 Hz

90 Hz

6.1 in

6.74 in

1080 pixeles

720 pixeles

2340 pixeles

1600 pixeles

425 ppi

260 ppi

Android 11

Android 14, HyperOS

Android 14, One UI 6.1

Fingerprint (under display, ultrasonic)

Fingerprint (side-mounted)

accelerometer, gyro, proximity, compass, barometer

accelerometer, compass

IP68

IP53

12 MP

108 MP

26 mm

f/1.8

f/1.8

OIS

dual pixel PDAF

PDAF

1.8 μm

0.64 μm

12 MP

13 mm

f/2.2

Super Steady video

1.4 μm

64 MP

1.1x optical

29 mm

f/2

OIS

PDAF

0.8 μm

10 MP

13 MP

26 mm

f/2.2

f/2.5

dual pixel PDAF

1.22 μm

Li-Ion

Li-Po

non-removable

non-removable

PD3.0

25 W

33 W

Qi/PMA

n/a

15 W

584 055

258 090

262 438

1346

3238

1342