Samsung

Samsung

Galaxy A15

Galaxy S21

2023

2021

2023

2021

Brave Black, Optimistic Blue, Magical Blue, Personality Yellow

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

4G

5G

Nano-SIM

Nano-SIM and eSIM

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

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

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

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

5.3, A2DP, LE

5.0, A2DP, LE

GPS, GALILEO, GLONASS, BDS, QZSS

GPS, GLONASS, BDS, GALILEO

Yes

Yes

FM radio

FM radio

USB Type-C

USB Type-C

USB Type-C 2.0

USB Type-C 3.2, OTG

3.5mm TRS

No

Mediatek Helio G99 (6 nm)

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

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

Mali-G57 MC2

Adreno 660

4 GiB

8 GiB

8 GiB

8 GiB

UFS 3.1

Super AMOLED

Dynamic AMOLED 2X

Glass

Corning Gorilla Glass Victus+

800 nits

1300 nits

90 Hz

120 Hz

6.5 in

6.1 in

1080 pixeles

1080 pixeles

2340 pixeles

2340 pixeles

396 ppi

425 ppi

Android 14, One UI 6

Android 11

Android 14, One UI 6.1

Fingerprint (side-mounted)

Fingerprint (under display, ultrasonic)

accelerometer, compass

accelerometer, gyro, proximity, compass, barometer

IP68

50 MP

12 MP

26 mm

f/1.8

f/1.8

OIS

AF

dual pixel PDAF

1.8 μm

5 MP

12 MP

13 mm

f/2.2

f/2.2

Super Steady video

1.4 μm

64 MP

1.1x optical

29 mm

f/2

OIS

PDAF

0.8 μm

13 MP

10 MP

26 mm

f/2

f/2.2

dual pixel PDAF

1.22 μm

Li-Ion

Li-Ion

non-removable

non-removable

PD3.0

25 W

25 W

No

Qi/PMA

15 W

584 055

316 967

375 314

1928

3238

1936