The Sony Xperia M4 Aqua is a mid-range Android smartphone developed and manufactured by

Sony , commonly stylized as SONY, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. As a major technology company, it operates as one of the world's largest manufacturers of consumer and professional ...

. The phone was unveiled along with Xperia Z4 Tablet in the press conference held by Sony during the 2015

Mobile World Congress MWC Barcelona (formerly but still commonly referred to as Mobile World Congress) is an annual trade show organised by GSMA, dedicated primarily to the mobile communications industry. The event is held in Barcelona, Catalonia, Spain at the Fir ...

Barcelona Barcelona ( , , ) is a city on the coast of northeastern Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second most populous municipality of Spain. With a population of 1.6 million within ci ...

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

, on March 2. Five months later, a successor Xperia M5 was announced. However, the M4 Aqua's production is still ongoing and is marketed in a lower range than the M5. The key feature of the phone is having a waterproof and dustproof resistance of an

IP rating The IP code or ingress protection code indicates how well a device is protected against water and dust. It defined by the International Electrotechnical Commission (IEC) under the international standard IEC 60529 which classifies and p ...

of IP65 and IP68. It is Sony's first smartphone to feature an octa-core processor and also Sony's first water-resistant smartphone to feature an exposed micro USB port (cap-less microUSB charging).

Specifications

Hardware

Similar to the Xperia Z3, the design consists of a plastic frame instead of metal with a plastic backing. The device carries an

of IP65 and IP68. Also, the micro-USB port of the device is uncovered unlike other Xperia devices. The device features a

720p 720p (1280×720 px; also called HD ready, standard HD or just HD) is a progressive HDTV signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HDTV (1.78:1). All major HDTV broadcast ...

display with a

density Density (volumetric mass density or specific mass) is the substance's mass per unit of volume. The symbol most often used for density is ''ρ'' (the lower case Greek letter rho), although the Latin letter ''D'' can also be used. Mathematical ...

of 294 ppi. The device features a Snapdragon 615 (MSM8939) octa-core processor clocked at 1.5

GHz The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that one he ...

along with 2 GB

RAM Ram, ram, or RAM may refer to: Animals * A male sheep * Ram cichlid, a freshwater tropical fish People * Ram (given name) * Ram (surname) * Ram (director) (Ramsubramaniam), an Indian Tamil film director * RAM (musician) (born 1974), Dutch * ...

. The Xperia M4 Aqua's rear-facing camera is 13

megapixels In digital imaging, a pixel (abbreviated px), pel, or picture element is the smallest addressable element in a raster image, or the smallest point in an all points addressable display device. In most digital display devices, pixels are the smal ...

with a

Sony Exmor RS Exmor is the name of a technology Sony implemented on some of their CMOS image sensors. It performs on-chip analog/digital signal conversion and two-step noise reduction in parallel on each column of the CMOS sensor. Exmor RS is the world's ...

image sensor An image sensor or imager is a sensor that detects and conveys information used to make an image. It does so by converting the variable attenuation of light waves (as they pass through or reflect off objects) into signals, small bursts of curr ...

and the front facing camera is 5

. The device is also equipped with ANT+™ sport, fitness, health support built-in.

Software

The Xperia M4 Aqua is

’s first device to come preinstalled with Android 5.0 Lollipop. The device was updated to

Android 6.0 Marshmallow Android Marshmallow ( codenamed Android M during development) is the sixth major version of the Android operating system developed by Google, being the successor to Android Lollipop. It was announced at Google I/O on May 28, 2015, and release ...

in July 2016.

Reception

Tom's Hardware ''Tom's Hardware'' is an online publication owned by Future plc and focused on technology. It was founded in 1996 by Thomas Pabst. It provides articles, news, price comparisons, videos and reviews on computer hardware and high technology. The si ...

listed the Xperia M4 Aqua as the best value phone in their best of

2015 list.

CNET ''CNET'' (short for "Computer Network") is an American media website that publishes reviews, news, articles, blogs, podcasts, and videos on technology and consumer electronics globally. ''CNET'' originally produced content for radio and televi ...

has reviewed the phone and given a score of 3 out of 5, praising the build quality of the phone while criticizing the quality of the camera. Phonearena has given a score of 7 out of 10, praising the design of the phone and its price point but criticized the camera and low internal storage size of the device.

References

External links

White PaperOfficial Press ReleaseTelefoon reparatie BredaOfficial Website
{{Sony phones Android (operating system) devices Smartphones M4 Aqua Mobile phones introduced in 2015