Lenovo A7-30 Wi-Fi - Specifications

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SpecificationsDisplayCameraCPUBatteryPrices 2
Dimensions: 198 x 119.8 x 10.5 mm
Weight: 327 g
SoC: MediaTek MT8121M
CPU: ARM Cortex-A7, 1300 MHz, Cores: 4
Storage: 8 GB
Memory cards: microSD, microSDHC, microSDXC
Display: 7 in, LCD, 1024 x 600 pixels, 24 bit
Battery: 3500 mAh, Li-Ion
OS: Android 4.2.2 Jelly Bean
Camera: 1600 x 1200 pixels
Wi-Fi: b, g, n, Wi-Fi Hotspot
USB: 2.0, Micro USB
Bluetooth: 4.0
Positioning: GPS, A-GPS

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Brand and model

Information about the brand, model and model alias (if any) of a specific device.


Brand name of the company that manufactures the device.


Model name of the device.

A7-30 Wi-Fi
Model alias

Аlternative names, under which the model is known.

Tab A7-30


Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.


Information about the width, i.e. the horizontal side of the device when it is used in its standard orientation.

198 mm (millimeters)
19.8 cm (centimeters)
0.65 ft (feet)
7.8 in (inches)

Information about the height, i.e. the vertical side of the device when it is used in its standard orientation.

119.8 mm (millimeters)
11.98 cm (centimeters)
0.39 ft (feet)
4.72 in (inches)

Information about the thickness/depth of the device in different measurement units.

10.5 mm (millimeters)
1.05 cm (centimeters)
0.03 ft (feet)
0.41 in (inches)

Information about the weight of the device in different measurement units.

327 g (grams)
0.72 lbs (pounds)
11.53 oz (ounces)

Estimated volume of the device, calculated from the dimensions provided by the manufacturer. Applies for devices in the form of a rectangular parallelepiped.

249.06 cm³ (cubic centimeters)
15.13 in³ (cubic inches)

Information about the colors, in which the device is available in the market.


Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)

Information about the operating system used by the device as well as its version.

Android 4.2.2 Jelly Bean

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.


The SoC integrates different hardware components such as the CPU, GPU, memory, peripherals, interfaces, etc., as well as software for their functioning.

MediaTek MT8121M
Process technology

Information about the process technology used in manufacturing the chip. The value in nanometers represents half the distance between elements that make up the CPU.

40 nm (nanometers)

CPU is the Central Processing Unit or the processor of a mobile device. Its main function is to interpret and execute instructions contained in software applications.

ARM Cortex-A7
CPU bits

The CPU bits are determined by the bit-size of the processor registers, address buses and data buses. 64-bit CPUs provide better performance than 32-bit ones, which on their part perform better than 16-bit processors.

32 bit
Instruction set

The instruction set architecture (ISA) is a set of commands used by the software to manage the CPU's work. Information about the set of instructions the processor can execute.

CPU cores

A CPU core is the processor unit, which executes software instructions. Presently, besides single-core processors, there are dual-core, quad-core, hexa-core and so on multi-core processors. They increase the performance of the device allowing the execution of multiple instructions in parallel.

CPU frequency

The frequency of the processor describes its clock rate in cycles per second. It is measured in Megahertz (MHz) or Gigahertz (GHz).

1300 MHz (megahertz)
RAM capacity

RAM (Random-Access Memory) is used by the operating system and all installed applications. Data in the RAM is lost after the device is turned off or restarted.

1 GB (gigabytes)


Every mobile device has a built-in storage (internal memory) with a fixed capacity.


Information about the capacity of the built-in storage of the device. Sometimes one and the same model may is offered in variants with different internal storage capacity.

8 GB (gigabytes)

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.


The various types of memory cards are characterized by different sizes and capacity. Information about the supported types of memory cards.



The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.


One of the main characteristics of the display is its type/technology, on which depends its performance.

Diagonal size

In mobile devices display size is represented by the length of its diagonal measured in inches.

7 in (inches)
177.8 mm (millimeters)
17.78 cm (centimeters)

Approximate width of the display

6.04 in (inches)
153.41 mm (millimeters)
15.34 cm (centimeters)

Approximate height of the display

3.54 in (inches)
89.89 mm (millimeters)
8.99 cm (centimeters)
Aspect ratio

The ratio between the long and the short side of the display


The display resolution shows the number of pixels on the horizontal and vertical side of the screen. The higher the resolution is, the greater the detail of the displayed content.

1024 x 600 pixels
Pixel density

Information about the number of pixels per centimeter (ppcm) or per inch (ppi) of the display. The higher the pixel density, the more detailed and clearer is the information displayed on the screen.

170 ppi (pixels per inch)
66 ppcm (pixels per centimeter)
Color depth

The color depth of the display is also known as bit depth. It shows the number of bits used for the color components of one pixel. Information about the maximum number of colors the screen can display.

24 bit
16777216 colors
Display area

The estimated percentage of the screen area from the device's front area.

58.32 % (percent)
Other features

Information about other functions and features of the display.



Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.


Sensors vary in type and purpose. They increase the overall functionality of the device, in which they are integrated.


Primary camera

The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.

Sensor type

Digital cameras use image sensors for taking photos. The sensor characteristics are some of the main factors determining the quality of the camera integrated in the mobile device.

CMOS (complementary metal-oxide semiconductor)
Image resolution

One of the main characteristics of the cameras of mobile devices is their resolution, which shows the number of pixels on the horizontal and vertical dimensions of the image.

1600 x 1200 pixels
1.92 MP (megapixels)

Information about additional software and hardware features of the privamery camera, which improve its overall performance.


Secondary camera

Secondary cameras are placed above the screen of the device and are usually used for video calls, gesture recognition, etc.

Video resolution

Information about the maximum resolution available for shooting a video by the secondary camera.

640 x 480 pixels
0.31 MP (megapixels)
0.3 MP


Information about the type of speakers and the audio technologies supported by the device.


The loudspeaker is a device, which reproduces various sounds such as ring tones, alarms, music, voice calls, etc. Information about the type of speakers the device uses.



The radio in a mobile device is a built-in FM radio receiver.


Information whether the device has an FM radio receiver or not.



Information about the positioning and navigation technologies supported by the device.


The tracking/positioning service is provided by various satellite navigation systems, which track the autonomous geo-spatial positioning of the device that supports them. The most common satellite navigation systems are the GPS and the GLONASS. There are also non-satellite technologies for locating mobile devices such as the Enhanced Observed Time Difference, Enhanced 911, GSM Cell ID.



Wi-Fi is a technology that provides wireless data connections between various devices within a short range.


Wi-Fi communication between devices is realized via the IEEE 802.11 standards. Some devices have the possibility to serve as Wi-Fi Hotspots by providing internet access for other nearby devices. Wi-Fi Direct (Wi-Fi P2P) is another useful standard that allows devices to communicate with each other without the need for wireless access point (WAP).

802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
Wi-Fi Hotspot


Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.


The technology has several versions, which improve the connection speed, range, connectivity and discoverability of the devices. Information about the Bluetooth version of the device.



The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector type

There are several USB connector types: the Standard one, the Mini and Micro connectors, On-The-Go connectors, etc. Type of the USB connector used by the device.

Micro USB

There are several versions of the Universal Serial Bus (USB) standard: USB 1.0 (1996), the USB 2.0 (2000), the USB 3.0 (2008), etc. With each following version the rate of data transfer is increased.


Тhe USB interface in mobile devices may be used for different purposes such as battery charging, using the device as a mass storage, host, etc.

Mass storage

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jack

Information whether the device is equipped with a 3.5 mm audio jack.



Information about other important connectivity technologies supported by the devices.


Information about some of the most widely used connectivity technologies supported by the device.

Computer sync
OTA sync


A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.


Information about some of the features and standards supported by the browser of the device.


Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecs

List of some of the most common audio file formats and codecs supported standardly by the device.

AAC (Advanced Audio Coding)
MP3 (MPEG-2 Audio Layer II, .mp3)
WMA (Windows Media Audio, .wma)
WAV (Waveform Audio File Format, .wav, .wave)

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs

List of some of the most common video file formats and codecs supported standardly by the device.

H.264 / MPEG-4 Part 10 / AVC video
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)


The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.


The capacity of a battery shows the maximum charge, which it can store, measured in mili-Ampere hours.

3500 mAh (milliampere-hours)

The battery type is determined by its structure and more specifically, by the chemicals used in it. There are different battery types and some of the most commonly used in mobile devices are the lithium-ion (Li-Ion) and the lithium-ion polymer battery (Li-Polymer).


Information about some additional features of the device's battery.


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Lenovo A7-30 Wi-Fi

Lenovo A7-30 Wi-Fi

Dimensions: 198 x 119.8 x 10.5 mm
Weight: 327 g
SoC: MediaTek MT8121M
CPU: ARM Cortex-A7, 1300 MHz, Cores: 4
Storage: 8 GB
Display: 7 in, LCD, 1024 x 600 pixels, 24 bit
Battery: 3500 mAh, Li-Ion
OS: Android 4.2.2 Jelly Bean
Camera: 1600 x 1200 pixels