Screen size
equal specsGalaxy A576.7"
Galaxy S21+ 5G6.7"
Quick verdict
Galaxy A57 leads the measured specs 9-3.
Measured wins
Galaxy A57
9
spec wins
Overall winner
Ties
11
equal specs
Galaxy S21+ 5G
3
spec wins
Screen size
equal specsTechnology
Galaxy A57
GSM / HSPA / LTE / 5G
Galaxy S21+ 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
Galaxy A57
GSM 850 / 900 / 1800 / 1900
Galaxy S21+ 5G
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
3G bands
Galaxy A57
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy S21+ 5G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
Galaxy A57
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specs1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
Galaxy S21+ 5G
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G996U1, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G996B
5G bands
Galaxy A57
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Galaxy S21+ 5G
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G996U1, 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G996B
Speed
Galaxy A57
HSPA, LTE, 5G
Galaxy S21+ 5G
HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
Announced
Galaxy A57
2026, March 25
Galaxy S21+ 5G
2021, January 14
Status
Galaxy A57
Released Apr 10, 2026
Galaxy S21+ 5G
Available. Released 2021, January 29
Dimensions
Galaxy A57
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
Galaxy S21+ 5G
161.5 x 75.6 x 7.8 mm (6.36 x 2.98 x 0.31 in)
Weight
Galaxy A57
179 g (6.31 oz)
Galaxy S21+ 5G
200 g (Sub6), 202 g (mmWave) (7.05 oz)
Build
Galaxy A57
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
Galaxy S21+ 5G
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
SIM
Galaxy A57
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Galaxy S21+ 5G
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Other
Galaxy A57
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Galaxy S21+ 5G
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Galaxy A57
Super AMOLED+, 120Hz, HDR10+, 1200 nits (HBM), 1900 nits (peak)
Galaxy S21+ 5G
Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)
Size
Galaxy A57
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
Galaxy S21+ 5G
6.7 inches, 107.8 cm2 (~88.3% screen-to-body ratio)
Resolution
Galaxy A57
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Galaxy S21+ 5G
1080 x 2400 pixels, 20:9 ratio (~394 ppi density)
Protection
Galaxy A57
Corning Gorilla Glass Victus+, Mohs level 5
Galaxy S21+ 5G
Corning Gorilla Glass Victus
OS
Galaxy A57
Android 16, up to 6 major Android upgrades, One UI 8.5
Galaxy S21+ 5G
Android 11, up to 4 major Android upgrades, One UI 6.1
Chipset
Galaxy A57
Exynos 1680 (4 nm)
Galaxy S21+ 5G
Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
CPU
Galaxy A57
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
Galaxy S21+ 5G
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
GPU
Galaxy A57
Xclipse 550
Galaxy S21+ 5G
Mali-G78 MP14 - InternationalAdreno 660 - USA/China
Card slot
Galaxy A57
No
Galaxy S21+ 5G
No
Internal
Galaxy A57
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Galaxy S21+ 5G
128GB 8GB RAM, 256GB 8GB RAM
Other
Galaxy A57
UFS
Galaxy S21+ 5G
UFS 3.1
Triple
Galaxy A57
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, (macro)
Galaxy S21+ 5G
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Features
Galaxy A57
Best Face, LED flash, panorama, HDR
Galaxy S21+ 5G
LED flash, auto-HDR, panorama
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
Galaxy S21+ 5G
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Single
Galaxy A57
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Galaxy S21+ 5G
10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, 10-bit HDR
Galaxy S21+ 5G
4K@30/60fps, 1080p@30fps
Features
Galaxy A57
-
Galaxy S21+ 5G
HDR
Loudspeaker
Galaxy A57
Yes, with stereo speakers
Galaxy S21+ 5G
Yes, with stereo speakers
3.5mm jack
Galaxy A57
No
Galaxy S21+ 5G
No
Other
Galaxy A57
-
Galaxy S21+ 5G
High-bitrate audio support
WLAN
Galaxy A57
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Galaxy S21+ 5G
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
Galaxy A57
6.0, A2DP, LE
Galaxy S21+ 5G
5.0, A2DP, LE
Positioning
Galaxy A57
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy S21+ 5G
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy A57
Yes (market/region dependent)
Galaxy S21+ 5G
Yes
Radio
Galaxy A57
No
Galaxy S21+ 5G
FM radio (Snapdragon model only; market/operator dependent)
USB
Galaxy A57
USB Type-C 2.0, OTG
Galaxy S21+ 5G
USB Type-C 3.2, OTG
Sensors
Galaxy A57
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy S21+ 5G
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy A57
-
Galaxy S21+ 5G
Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Type
Galaxy A57
5000 mAh
Galaxy S21+ 5G
Li-Ion 4800 mAh
Charging
Galaxy A57
45W wired
Galaxy S21+ 5G
25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
Colors
Galaxy A57
Navy, Gray, Icyblue, Lilac
Galaxy S21+ 5G
Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
Models
Galaxy A57
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
Galaxy S21+ 5G
SM-G996B, SM-G996B/DS, SM-G996U, SM-G996U1, SM-G996W, SM-G996N, SM-G9960
SAR
Galaxy A57
0.85 W/kg (head) 1.20 W/kg (body)
Galaxy S21+ 5G
0.65 W/kg (head) 0.95 W/kg (body)
SAR EU
Galaxy A57
0.70 W/kg (head) 1.07 W/kg (body)
Galaxy S21+ 5G
0.54 W/kg (head) 1.33 W/kg (body)
Price
Galaxy A57
₹ 56,999
Galaxy S21+ 5G
$ 167.66 / £ 249.00 / € 189.00