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Samsung Galaxy A3 2017 vs Samsung Galaxy Alpha

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Samsung galaxy alpha front small
 
Operating System
Android 7.0
Android 4.4
Cpu Speed
1.6 GHz
1.8 GHz
CPU Cores
Octa Core
Octa Core
CPU Model
Samsung Exynos 7 Octa (7870)
Samsung Exynos 5 Octa 5410
GPU
GPU Model
ARM Mali-T830
PowerVR SGX544
Ram memory
2GB
2GB
Touchscreen
Colors
16M
16M
Screen size
4.7 in
4.7 in
Resolution
720, 1280
1280, 720
Technology
OLED (AMOLED)
Super AMOLED
Pixel Density
312 ppi
312 ppi
Dual screen support
Scratch resistant display
HDR
Number of cameras
2
2
Front Resolution
8 Mpx
2.1 Mpx
Primary rear resolution
13 Mpx
12 Mpx
Video recording
Highest video resolution
1920x1080 px
1920, 1080
Maximum FPS at the highest resolution
30 fps
30 fps
Maximum FPS (regardless of res.)
30 fps
120 fps
Autofocus
Geo-tagging
LED Flash
Memory card reader
Types of memory card supported
microSD, microSDHC, microSDXC
No memory slot
Available Colors
Black, Blue, Gold, Pink, Silver
Black, Blue, Copper, Gold, Pink, Red, Silver, White
Material
Aluminium, Glass
Metal, Aluminium, Glass
Height
135.4 mm
132.4 mm
Width
66.2 mm
65.5 mm
Depth
7.9 mm
6.7 mm
Weight
138 g
115 g
Physical keyboard/numpad
Water resistant
Shock resistant
Accelerometer
Fingerprint
Gyroscope
Barometer
Proximity
Built-in navigation system
GPS
A-GPS
BeiDou
GLONASS
Dual sim support
Sim Card Size
Nano-SIM
Nano-SIM
DLNA certified
Bluetooth
Bluetooth Version
4.2
4.0
Bluetooth profile
A2DP, AVRCP
A2DP, A2DP, AVRCP
NFC
Connector type
USB
USB
Headphone Connection
3.5 mm
3.5 mm
USB version
2.0
2.0
Type of USB connector
USB-C
Micro-USB
USB On-The-Go (OTG)
Video output
2G GSM
3G UMTS
HSPA+
DC-HSPA
HSDPA speed
42 Mbps
42 Mbps
HSUPA speed
5.76 Mbps
5.76 Mbps
4G Speed (download/upload)
300/50
300/50
Wireless network (Wi-Fi)
Wireless networking standard
802.11a, 802.11ac, 802.11b, 802.11g, 802.11n
802.11a, 802.11ac, 802.11b, 802.11g, 802.11n
Exchangeable battery
Battery Capacity
2350 mAh
1860 mAh
Talk Time 3G
17 h
11 h
Supports fast charging
Supports wireless charging
Voice over LTE (VoLTE)
Voice over WiFi (VoWiFi)