Samsung SCH-A645 vs Alcatel 1S Specs Comparison

Design

Dimensions
3.54 x 1.79 x 0.94 inches 90 x 45 x 24 mm	5.82 x 2.78 x 0.34 inches 147.8 x 70.7 x 8.6 mm
Weight
3.20 oz (91.0 g)	5.15 oz (146.0 g)
Biometrics
	2D Face unlock, Fingerprint (touch)
Features
Notification light, Numeric keypad, Soft keys
Keys
Left: Volume control; Right: Other	Right: Volume control, Lock/Unlock key
Colors
	Black, Gold, Pink, Blue

Display

Size
	5.5-inch
Resolution
160x128px	1440x720px, 293 PPI
Technology
STN	IPS LCD
Screen-to-body
	74.79 %
Features
	Ambient light sensor, Proximity sensor
Additional display
32 x96 px, STN

Hardware

System chip
	Spreadtrum SC9863A (28 nm)
Processor
	Octa-core 1600 MHz ARM Cortex-A55
GPU
	IMG8322
RAM
	3GB
Internal storage
	32GB
Storage expansion
	microSDXC up to 128 GB
OS
	Android (9.0 Pie)

Battery

Capacity
1000 mAh	3060 mAh
Type
Li - Ion

Camera

Rear
	Dual camera
Main camera
	13 MP (Autofocus) Aperture size: F2.0 Sensor size: 1/3" Pixel size: 1.12 μm
Second camera
	2 MP Aperture size: F2.8 Sensor size: 1/5" Pixel size: 1.65 μm
Flash
	LED
Video recording
	1920x1080 (Full HD) (30 fps) Time-lapse video, EIS
Front
	5 MP (Flash, HDR), Video capture: 1280x720 (HD) (30 fps)

Connectivity & Features

Bluetooth
	4.2
Wi-Fi
	802.11 b,g,n Wi-Fi Direct, Hotspot
USB
Yes	microUSB, USB 2.0
Hearing aid compatible
	M3
Location
GPS	GPS, A-GPS
Sensors
	Accelerometer
Other
	VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
2.5mm jack	3.5mm jack
Speakers
	Earpiece, Loudspeaker
Features
	Album art cover, Background playback
Screen mirroring
	Wireless screen share
Radio
	FM

Cellular

Data Speed
	LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 21.1 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
	Nano SIM
HD Voice
	Yes

Regulatory Approval

FCC approval
Date approved: Mar 20, 2006 FCC ID value: A3LSCHA645
Measured SAR
Head: 1.22 W/kg Measured in: 1900 MHz Body: 0.57 W/kg Measured in: 1900 MHz

Availability

Officially announced
	Feb 24, 2019

Links

Full specifications
Samsung SCH-A645 Specs	Alcatel 1S Specs