 | |
| Manufacturer | Samsung Electronics |
|---|---|
| Type | Smartphone |
| Series | Galaxy J series |
| First released | January 2015 |
| Availability by region | 2015–2019 |
| Predecessor | Galaxy J |
| Successor | Galaxy J1 (2016) |
| Related | Galaxy J1 Ace/Ace Neo Galaxy J1 Nxt/mini |
| Compatible networks | 2GGSM 850, 900, 1800, 1900 3GHSDPA 900, 2100 4GLTE Bands 1, 3, 7, 8, 20 (4G models only) |
| Form factor | Slate |
| Dimensions | 129 mm (5.1 in) H 68.2 mm (2.69 in) W 8.9 mm (0.35 in) D |
| Weight | 122 g (4.3 oz) |
| Operating system | Android4.4.4 "KitKat";TouchWiz Android5.1.1 "Lollipop"; TouchWiz (Verizon only) Unofficial: Android7.1.2 "Nougat" byLineageOS 14.1 [SM-J100H only] |
| System-on-chip | Spreadtrum SC7727S Marvell PXA1908 (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 Vivante GC7000UL (4G) |
| Memory | 512 MB 768 MB (4G) |
| Storage | 4 GB |
| Removable storage | microSD[broken anchor] up to 256 GB |
| Battery | 1850 mAh (removable) |
| Rear camera | 5 MP f/2.2 |
| Front camera | 2 MP |
| Display | 4.3", 480×800 px (217ppi)TFT LCD |
| Sound | Loudspeaker, 3.5 mmheadphone jack |
| Connectivity | WLAN802.11 b/g/n,Wi-Fi,Bluetooth 4.0,GPS,microUSB 2.0 |
| Data inputs | Accelerometer,Proximity sensor |
| Model | SM-J100x SM-J120G (4G) (x varies by region and carrier) |
| Codename | j13g (SM-J100H) j1xlte |
| Development status | Discontinued |
| SAR | 0.65 W/kg (head), 0.87 W/kg (body) |
| Hearing aid compatibility | yes |
| Other | FM radio,Dual SIM (Dual models only) |
| Website | Galaxy J1 4G |
| References | [1][2][3][4][5][6][7] |
TheSamsung Galaxy J1 is anAndroidsmartphone developed bySamsung Electronics. It was released in January 2015 and is the first phone of theGalaxy J series.[1] It was marketed as an entry-level device starting at $100.
The Galaxy J1 was announced in January 2015 as the first model of theJ 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 theJ1 name such as theJ1 Ace/Ace Neo,J1 Nxt/mini andJ1 mini prime.
In January 2016, the successorGalaxy J1 (2016) was released.[9][10]
The Samsung Galaxy J1 was available in a3G and a4G version.[1][2] Both models have an ARM Cortex-A7CPU 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) anddual SIM card support.[11] The rear camera's resolution is 5megapixels while the front camera is 2 megapixels and both film video at 720p 30fps.[8]
The J1 shipped withAndroid4.4.4 "KitKat" and Samsung'sTouchWiz user interface. The original model never got updated toAndroid Lollipop, but got an unofficialAndroid7.1.2 "Nougat" custom firmware port onXDA-Developers.
Anunofficial port ofTWRP exists for this device.[1][2]
Verizon released a special branded J1 4G. It's shipped withAndroid5.0.2 "Lollipop" which is upgradable to 5.1.1 as of September 2015.[7][12]
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