Samsung Galaxy J1 Ace vs Samsung Galaxy Star 2

Key Specs

Battery
Battery	1800 mAh	1300 mAh
Display
Display	4.3 inches (10.92 cm)	3.5 inches (8.89 cm)
Front Camera
Front Camera	2 MP	-
Processor
Processor	Marvell PXA1908	Spreadtrum SC6815A
RAM
RAM	512 MB	-
Rear Camera
Rear Camera	5 MP	2 MP

Battery

Capacity
Capacity	1800 mAh	1300 mAh
Removable
Removable	Yes	-
TalkTime
TalkTime	Up to 10 Hours(3G)	Up to 12 Hours(2G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	-

Camera

Camera Features
Camera Features	-	Digital Zoom
Camera Setup
Camera Setup	-	Single
Image Resolution
Image Resolution	-	1600 x 1200 Pixels
Resolution
Resolution	-	2 MP, Primary Camera
Video Recording
Video Recording	-	640x480 @ 24 fps

Design

Colours
Colours	Black, Blue, White	Black, White
Height
Height	130.1 mm	109.8 mm
Thickness
Thickness	9.5 mm	11.8 mm
Weight
Weight	128 grams	107 grams
Width
Width	67.6 mm	59.9 mm

Display

Display Type
Display Type	Super AMOLED	PMOLED
Pixel Density
Pixel Density	217 ppi	165 ppi
Resolution
Resolution	480x800 px	-
Screen Protection
Screen Protection	No	-
Screen Size
Screen Size	4.3 inches (10.92 cm)	3.5 inches (8.89 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	59.84 %	55.46 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Autofocus
Autofocus	No	-
Flash
Flash	No	-
Resolution
Resolution	2 MP, Primary Camera	-

General

Brand
Brand	Samsung	Samsung
Launch Date
Launch Date	September 3, 2015 (Official)	-
Operating System
Operating System	Android v4.4 (Kitkat)	Android v4.4.2 (Kitkat)

Main Camera

Autofocus
Autofocus	Yes	-
Camera Features
Camera Features	Digital Zoom Auto Flash Face detection	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	2592 x 1944 Pixels	-
OIS
OIS	No	-
Resolution
Resolution	5 MP, Primary Camera	-
Sensor
Sensor	CMOS image sensor	-
Shooting Modes
Shooting Modes	High Dynamic Range mode (HDR)	-
Video Recording
Video Recording	1280x720 @ 30 fps	-

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes, RDS	Yes
Fm Radio
FM Radio	-	Yes
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v4.0
GPS
GPS	Yes with A-GPS, Glonass	-
NFC
NFC	No	-
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 2G
SIM 1
SIM 1	3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 21.1 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	SIM1: Micro, SIM2: Micro	SIM1: Micro
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	microUSB 2.0
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	-	Mobile Hotspot

Performance

CPU
CPU	Dual core, 1.3 GHz, Cortex A53	Single core, 1 GHz, ARM Cortex A7
Chipset
Chipset	Marvell PXA1908	Spreadtrum SC6815A
Graphics
Graphics	Vivante GC7000UL	Mali-400
Ram
RAM	-	512 MB

Sensors

Fingerprint Sensor
Fingerprint Sensor	No	-
Other Sensors
Other Sensors	Proximity sensor, Accelerometer	Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 128 GB	Yes, Up to 32 GB
Internal Memory
Internal Memory	4 GB	4 GB
User Available Storage
User Available Storage	Up to 1.99 GB	-