Samsung Galaxy J1

Codename	j13g (SM-J100H) j1xlte (SM-J120x / Exynos variants)
Manufacturer	Samsung Electronics
Series	Galaxy J series
Model	SM-J100x SM-J120G (4G) (x varies by region and carrier)
Compatible networks	2G GSM 850, 900, 1800, 1900 3G HSDPA 900, 2100 4G LTE Bands 1, 3, 7, 8, 20 (4G models only)
First released	January 2015
Availability by region	2015?2019
Predecessor	Samsung Galaxy Ace 4
Successor	Galaxy J1 (2016)
Related	Galaxy J1 Ace/Ace Neo Galaxy J1 Nxt/mini
Type	Smartphone
Form factor	Slate
Dimensions	129 mm (5.1 in) H 68.2 mm (2.69 in) W 8.9 mm (0.35 in) D
Mass	122 g (4.3 oz)
Operating system	Android 4.4.4 "KitKat" ; TouchWiz Android 5.1.1 "Lollipop" ; TouchWiz ( Verizon only) Unofficial : Android 7.1.2 "Nougat" by LineageOS 14.1 [SM-J100H only]
System-on-chip	Spreadtrum SC7727S Spreadtrum SC7731C (4G)
CPU	Dual-core (2×1.2 GHz) ARM Cortex-A7 Quad-core (4×1.2 GHz) ARM Cortex-A7 (4G)
GPU	ARM Mali-400
Memory	512 MB 768 MB (4G)
Storage	4 GB
Removable storage	microSD [ broken anchor ] up to 256 GB
Battery	1850 mAh (removable)
Display	4.3", 480×800 px (217 ppi ) Super AMOLED
Sound	Loudspeaker , 3.5 mm headphone jack
Rear camera	5 MP f/2.2
Front camera	2 MP
Connectivity	WLAN 802.11 b/g/n , Wi-Fi , Bluetooth 4.0, GPS , microUSB 2.0
Data inputs	Accelerometer , Proximity sensor
Other	FM radio , Dual SIM ( Dual models only)
Development status	Discontinued
SAR	0.65 W/kg (head), 0.87 W/kg (body)
Hearing aid compatibility	yes
Website	Galaxy J1 4G
References	[1] [2] [3] [4] [5] [6] [7]

The Samsung Galaxy J1 is an Android smartphone developed by Samsung Electronics . It was released in January 2015 and is the first phone of the Galaxy J series . ^[1] It was marketed as an entry-level device starting at $100.

History [ edit ]

The Galaxy J1 was announced in January 2015 as the first model of the J series . The 3G model was released in February 2015, the 4G model one month after. ^{[8] [2]} In the following months Samsung launched more smartphones bearing the J1 name such as the J1 Ace/Ace Neo , J1 Nxt/mini and J1 mini prime .

In January 2016, the successor Galaxy J1 (2016) was released. ^{[9] [10]}

Specifications [ edit ]

Hardware [ edit ]

The Samsung Galaxy J1 was available in a 3G and a 4G version. ^{[1] [2]} Both models have an ARM Cortex-A7 CPU with either two (3G) or four cores (4G) with 512 MB (3G) or 768 MB (4G) of RAM respectively, and 4 GB of internal storage. ^[8] The phone also has a slot for a microSD card (up to 256 gigabytes) and dual SIM card support. ^[11] The rear camera's resolution is 5 megapixels while the front camera is 2 megapixels and both film video at 720p 30 fps . ^[8]

Software [ edit ]

The J1 shipped with Android 4.4.4 "KitKat" and Samsung's TouchWiz user interface. The original model never got updated to Android Lollipop , but got an unofficial Android 7.1.2 "Nougat" custom firmware port on XDA-Developers .

An unofficial port of TWRP exists for this device. ^{[1] [2]}

Verizon released a special branded J1 4G. It's shipped with Android 5.0.2 "Lollipop" which is upgradable to 5.1.1 as of September 2015. ^{[7] [12]}

See also [ edit ]

• Samsung Galaxy
• Samsung Galaxy J series

References [ edit ]

External links [ edit ]

• Official website