The Xiaomi Redmi 1S, code-named armani HM 1S, is a smartphone released in May 2014, developed by the

Chinese Chinese can refer to: * Something related to China * Chinese people, people of Chinese nationality, citizenship, and/or ethnicity **''Zhonghua minzu'', the supra-ethnic concept of the Chinese nation ** List of ethnic groups in China, people of va ...

company Xiaomi Inc. It is a part of the

Redmi Redmi is a subsidiary company owned by the Chinese electronics company Xiaomi. It was first announced in July 2013 as a budget smartphone line, and became a separate sub-brand of Xiaomi in 2019 with entry-level and mid-range devices, while Xia ...

series of smartphones, and succeeded the Redmi 1. Visually similar to its predecessor, it comes with a 4.7-inch screen, a quad-core 1.6 GHz Cortex-A7 processor and runs

Android Android may refer to: Science and technology * Android (robot), a humanoid robot or synthetic organism designed to imitate a human * Android (operating system), Google's mobile operating system ** Bugdroid, a Google mascot sometimes referred to ...

version 4.3 (Jellybean), bundled with the proprietary MIUI v5 user interface, which can be upgraded to MIUI v9 based on Android 4.4.4 KTU84P. Noted for its low price ( in

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

), the Redmi 1S was an extremely popular and a demanded smartphone. Xiaomi opted to sell the smartphone online in order to comply with their minimal capital input. Flipkart was the exclusive retailer of Redmi 1S in India. The company discontinued the smartphone's sale in India in favor of the successors

Redmi 2 Xiaomi Redmi 2 is a smartphone produced by Xiaomi released in January 2015. It is the successor to the Xiaomi Redmi 1 family. Specifications Software The Redmi 2/Prime comes preinstalled with Android 4.4 KitKat with the proprietary MIUI 6 ...

and

Redmi Note Redmi is a subsidiary company owned by the Chinese electronics company Xiaomi. It was first announced in July 2013 as a budget smartphone line, and became a separate sub-brand of Xiaomi in 2019 with entry-level and mid-range devices, while Xia ...

Features

Software

The Redmi 1S offers Android 4.3 Jellybean, with proprietary MIUI v5 custom graphical user interface pre-installed by the manufacturer, and can be upgraded to Android 4.4.4 (Kitkat) with MIUI v9 via

OTA OTA or ota may stand for: Art, entertainment, and media * ''Off the Air'', an Adult Swim television series * Otakon, an annual anime convention in Baltimore, Maryland Electronics, science, and technology * Ochratoxin A (also termed OTA), a mycoto ...

. The Redmi 1S comes with a factory-unlocked bootloader, allowing users from the outset to further develop the OS and "root" the device, or gain legitimate privileged control in Android's subsystem. Software-development community XDA-Developers was among the first to release
custom rom
and kernel for the phone, and since then the phone can unofficially be upgraded to newer versions of the Android OS family and other aftermarket versions. The Redmi 1S has received many unofficial operating systems such as:

LineageOS LineageOS is an Android-based operating system for smartphones, tablet computers, and set-top boxes, with mostly free and open-source software. It is the successor to CyanogenMod, from which it was forked in December 2016, when Cyanogen Inc. a ...

18.1, CyanogenMod and Mokee OS. Its kernel is

open source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use the source code, design documents, or content of the product. The open-source model is a decentralized sof ...

d and is available to developers for modification.

Hardware

The Redmi 1S has a plastic chassis that is long, wide, and thick, and weighs . The screen is a 4.7-inch IPS LCD capacitive touchscreen, supporting 16-million colors at a resolution of 1280 x 720 pixels, equating to around 312 pixel-per-inch density. The device features a Qualcomm Snapdragon MSM8228 which comprises 1.6 GHz Cortex-A7 quad-core central processing unit (CPU) and an Adreno 305 graphics processing unit (GPU), in conjunction with an accelerometer, gyroscope, compass and a proximity sensor. The device is also equipped with 1 GB RAM and 8 GB internal storage, supporting microSD expansion up to 64 GB. Other features include a microphone, GPS, an 8-megapixel rear camera with auto-focus and LED flash, and a 1.6-megapixel front camera. The rear camera is capable of recording videos at 1080p resolution, while the front camera supports 720p resolution recording. The rear of the smartphone features a plain plastic surface with a brushed metal Xiaomi logo at the center-bottom of the rear cover. The smartphone is shipped with a 2,000 mA AC power charger, for charging its 2000–2,050 mAh(min/typ) battery.

Parts Provider

*Processor: Qualcomm *Modem: Qualcomm *PMIC: Qualcomm *Wifi/Bluetooth: Qualcomm *Connectivity: Qualcomm *Audio: Qualcomm *RAM: Samsung, Elpida *Storage: Samsung, Toshiba *Display panel: Sharp, AUO *Touch: Focaltech *Camera: Samsung, OmniVision *Battery: Coslight, Sunwoda

Successor

Xiaomi Redmi 2 is an Android smartphone developed and produced by Xiaomi. The Xiaomi Redmi 2 was announced in January 2015.

References

External links

Redmi 1S specifications – GSMArena.com
{{Android smartphones Xiaomi Smartphones Android (operating system) devices Mobile phones introduced in 2014 Computer-related introductions in 2014 Discontinued smartphones Mobile phones with user-replaceable battery