Screen size
Galaxy A57Winner: 6.7"+15%
Galaxy A7 (2017)5.7"
Quick verdict
Galaxy A57 leads the measured specs 16-4.
Measured wins
Galaxy A57
16
spec wins
Overall winner
Ties
3
equal specs
Galaxy A7 (2017)
4
spec wins
Screen size
Technology
Galaxy A57
GSM / HSPA / LTE / 5G
Galaxy A7 (2017)
GSM / HSPA / LTE
2G bands
Galaxy A57
GSM 850 / 900 / 1800 / 1900
Galaxy A7 (2017)
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
Galaxy A57
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy A7 (2017)
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy A57
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Galaxy A7 (2017)
1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41
5G bands
Galaxy A57
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Galaxy A7 (2017)
-
Speed
Galaxy A57
HSPA, LTE, 5G
Galaxy A7 (2017)
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Announced
Galaxy A57
2026, March 25
Galaxy A7 (2017)
2017, January. Released 2017, January
Status
Galaxy A57
Released Apr 10, 2026
Galaxy A7 (2017)
Discontinued
Dimensions
Galaxy A57
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
Galaxy A7 (2017)
156.8 x 77.6 x 7.9 mm (6.17 x 3.06 x 0.31 in)
Weight
Galaxy A57
179 g (6.31 oz)
Galaxy A7 (2017)
186 g (6.56 oz)
Build
Galaxy A57
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
Galaxy A7 (2017)
Glass front (Gorilla Glass 4), glass back, aluminum frame
SIM
Galaxy A57
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Galaxy A7 (2017)
· Nano-SIM· Nano-SIM + Nano-SIM
Other
Galaxy A57
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Galaxy A7 (2017)
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 A7 (2017)
Super AMOLED
Size
Galaxy A57
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
Galaxy A7 (2017)
5.7 inches, 89.6 cm2 (~73.6% screen-to-body ratio)
Resolution
Galaxy A57
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Galaxy A7 (2017)
1080 x 1920 pixels, 16:9 ratio (~386 ppi density)
Protection
Galaxy A57
Corning Gorilla Glass Victus+, Mohs level 5
Galaxy A7 (2017)
Corning Gorilla Glass 4
OS
Galaxy A57
Android 16, up to 6 major Android upgrades, One UI 8.5
Galaxy A7 (2017)
Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
Chipset
Galaxy A57
Exynos 1680 (4 nm)
Galaxy A7 (2017)
Exynos 7880 (14 nm)
CPU
Galaxy A57
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
Galaxy A7 (2017)
Octa-core 1.9 GHz Cortex-A53
GPU
Galaxy A57
Xclipse 550
Galaxy A7 (2017)
Mali-T830MP3
Card slot
Galaxy A57
No
Galaxy A7 (2017)
microSDXC (dedicated slot)
Internal
Galaxy A57
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Galaxy A7 (2017)
64GB 3GB RAM, 32GB 3GB RAM
Other
Galaxy A57
UFS
Galaxy A7 (2017)
eMMC 5.1
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 A7 (2017)
-
Features
Galaxy A57
Best Face, LED flash, panorama, HDR
Galaxy A7 (2017)
LED flash, panorama, HDR
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
Galaxy A7 (2017)
1080p@30fps
Single
Galaxy A57
-
Galaxy A7 (2017)
16 MP, f/1.9, 27mm (wide), AF
Single
Galaxy A57
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Galaxy A7 (2017)
16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, 10-bit HDR
Galaxy A7 (2017)
1080p@30fps
Loudspeaker
Galaxy A57
Yes, with stereo speakers
Galaxy A7 (2017)
Yes
3.5mm jack
Galaxy A57
No
Galaxy A7 (2017)
Yes
WLAN
Galaxy A57
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Galaxy A7 (2017)
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Galaxy A57
6.0, A2DP, LE
Galaxy A7 (2017)
4.2, A2DP, EDR, LE
Positioning
Galaxy A57
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy A7 (2017)
GPS, GLONASS, BDS
NFC
Galaxy A57
Yes (market/region dependent)
Galaxy A7 (2017)
Yes
Radio
Galaxy A57
No
Galaxy A7 (2017)
FM radio
USB
Galaxy A57
USB Type-C 2.0, OTG
Galaxy A7 (2017)
USB Type-C 2.0
Sensors
Galaxy A57
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy A7 (2017)
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy A57
-
Galaxy A7 (2017)
ANT+ Samsung Pay
Type
Galaxy A57
5000 mAh
Galaxy A7 (2017)
Li-Ion 3600 mAh, non-removable
Charging
Galaxy A57
45W wired
Galaxy A7 (2017)
18W wired
Talk time
Galaxy A57
-
Galaxy A7 (2017)
Up to 23 h (3G)
Music play
Galaxy A57
-
Galaxy A7 (2017)
Up to 59 h
Colors
Galaxy A57
Navy, Gray, Icyblue, Lilac
Galaxy A7 (2017)
Black Sky, Gold Sand, Blue Mist and Peach Cloud
Models
Galaxy A57
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
Galaxy A7 (2017)
SM-A720F, SM-A720S
SAR
Galaxy A57
0.85 W/kg (head) 1.20 W/kg (body)
Galaxy A7 (2017)
1.00 W/kg (head) 0.71 W/kg (body)
SAR EU
Galaxy A57
0.70 W/kg (head) 1.07 W/kg (body)
Galaxy A7 (2017)
0.21 W/kg (head) 1.33 W/kg (body)
Price
Galaxy A57
₹ 56,999
Galaxy A7 (2017)
About 280 EUR