Screen size
Galaxy A21s6.5"
Galaxy A37Winner: 6.7"+3%
Quick verdict
Galaxy A37 leads the measured specs 15-4.
Measured wins
Galaxy A21s
4
spec wins
Ties
4
equal specs
Galaxy A37
15
spec wins
Overall winner
Screen size
Technology
Galaxy A21s
GSM / HSPA / LTE
Galaxy A37
GSM / HSPA / LTE / 5G
2G bands
Galaxy A21s
GSM 850 / 900 / 1800 / 1900
Galaxy A37
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy A21s
HSDPA 850 / 900 / 1900 / 2100
Galaxy A37
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy A21s
1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Galaxy A37
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
Speed
Galaxy A21s
HSPA, LTE
Galaxy A37
HSPA, LTE, 5G
5G bands
Galaxy A21s
-
Galaxy A37
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Announced
Galaxy A21s
2020, May 15. Released 2020, June 02
Galaxy A37
2026, March 25
Status
Galaxy A21s
Discontinued
Galaxy A37
Released Apr 10, 2026
Dimensions
Galaxy A21s
163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in)
Galaxy A37
162.9 x 78.2 x 7.4 mm (6.41 x 3.08 x 0.29 in)
Weight
Galaxy A21s
192 g (6.77 oz)
Galaxy A37
196 g (6.91 oz)
Build
Galaxy A21s
Glass front, plastic frame, plastic back
Galaxy A37
Glass front (Gorilla Glass Victus+), plastic frame, glass back (Gorilla Glass Victus+)
SIM
Galaxy A21s
· Nano-SIM· Nano-SIM + Nano-SIM
Galaxy A37
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Other
Galaxy A21s
-
Galaxy A37
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Galaxy A21s
PLS LCD
Galaxy A37
Super AMOLED, 120Hz, 1200 nits (HBM), 1900 nits (peak)
Size
Galaxy A21s
6.5 inches, 102.0 cm2 (~82.8% screen-to-body ratio)
Galaxy A37
6.7 inches, 110.2 cm2 (~86.5% screen-to-body ratio)
Resolution
Galaxy A21s
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Galaxy A37
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Protection
Galaxy A21s
-
Galaxy A37
Corning Gorilla Glass Victus+, Mohs level 5
OS
Galaxy A21s
Android 10, upgradable to Android 12, One UI 4.1
Galaxy A37
Android 16, up to 6 major Android upgrades, One UI 8.5
Chipset
Galaxy A21s
Exynos 850 (8 nm)
Galaxy A37
Exynos 1480 (4 nm)
CPU
Galaxy A21s
Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55)
Galaxy A37
Octa-core (4x2.75 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Galaxy A21s
Mali-G52
Galaxy A37
Xclipse 530
Card slot
Galaxy A21s
microSDXC (dedicated slot)
Galaxy A37
No
Internal
Galaxy A21s
32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 2GB RAM, 128GB 3GB RAM, 128GB 4/6GB RAM
Galaxy A37
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
Galaxy A21s
eMMC 5.1
Galaxy A37
UFS
Quad
Galaxy A21s
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens
Galaxy A37
-
Features
Galaxy A21s
LED flash, panorama, HDR
Galaxy A37
LED flash, panorama, HDR
Video
Galaxy A21s
1080p@30fps
Galaxy A37
4K@30fps, 1080p@30/60fps, gyro-EIS
Triple
Galaxy A21s
-
Galaxy A37
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro)
Single
Galaxy A21s
13 MP, f/2.2, (wide), 1/3.1", 1.12µm
Galaxy A37
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Video
Galaxy A21s
1080p@30fps
Galaxy A37
4K@30fps, 1080p@30fps, 10-bit HDR
Loudspeaker
Galaxy A21s
Yes
Galaxy A37
Yes, with stereo speakers
3.5mm jack
Galaxy A21s
Yes
Galaxy A37
No
WLAN
Galaxy A21s
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy A37
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
Galaxy A21s
5.0, A2DP, LE
Galaxy A37
5.4, A2DP, LE
Positioning
Galaxy A21s
GPS, GLONASS, GALILEO, BDS
Galaxy A37
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Galaxy A21s
Yes (market/region dependent)
Galaxy A37
Yes (market/region dependent)
Radio
Galaxy A21s
FM radio, RDS, recording
Galaxy A37
No
USB
Galaxy A21s
USB Type-C 2.0
Galaxy A37
USB Type-C 2.0, OTG
Sensors
Galaxy A21s
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Galaxy A37
Fingerprint (under display, optical), accelerometer, gyro, compass
Other
Galaxy A21s
-
Galaxy A37
Virtual Proximity Sensing
Type
Galaxy A21s
Li-Po 5000 mAh
Galaxy A37
5000 mAh
Charging
Galaxy A21s
15W wired
Galaxy A37
45W wired
Colors
Galaxy A21s
Black, White, Blue, Red
Galaxy A37
Graygreen, Charkoal, White, Light Violet
Models
Galaxy A21s
SM-A217F, SM-A217F/DS, SM-A217F/DSN, SM-A217M, SM-A217M/DS, SM-A217N
Galaxy A37
SM-A376E, SM-A376E/DS, SM-A376B, SM-A376B/DS, SM-A376U, SM-A376U1, SM-A376W, SM-A3760
SAR EU
Galaxy A21s
0.42 W/kg (head) 1.54 W/kg (body)
Galaxy A37
0.72 W/kg (head) 1.14 W/kg (body)
Price
Galaxy A21s
About 220 EUR
Galaxy A37
£ 459.00 / ₹ 41,999
SAR
Galaxy A21s
-
Galaxy A37
0.81 W/kg (head) 1.17 W/kg (body)