Walton announced the launch of the Primo EF4+ smartphone in 2016. The manufacturer is offering the Walton Primo EF4+ phone with 5 inch display, Spreadtrum SC7731G chipset, 1 GB of RAM and 8 GB of internal storage.
The Walton Primo EF4+ series was launched with Android OS v6.0 (Marshmallow) pre-installed, but it is upgradable to newer versions of OS as they become available. The 5 inch phone comes with a TFT display (480 x 854 px). This smartphone has a single camera on the back (5 MP, 2592 x 1944 px, autofocus). The single camera setup can be sufficient for many smartphone users, depending on their photography needs and preferences. The selfie camera of Primo EF4+ allows you to capture self-portraits or group photos without needing someone else to take the picture for you.
Walton Primo EF4+ specifications
|Dimensions||5.71 x 2.89 x 0.41 inch|
|SIM type||Micro SIM|
The weight of Walton Primo EF4+ is about 5.47 oz with battery, which is average compared to most of the smartphones with same size. The dimensions of this Walton smartphone are average (5.71 x 2.89 x 0.41 inch). Smaller smartphones are more compact and easier to carry around, but they may have smaller displays that can be harder to read and interact with. A micro SIM is a smaller (15 x 12 x 0.76 mm) version of the standard SIM card used in mobile devices. The micro SIM card provides the same functionality as the standard SIM card, allowing the user to connect to a cellular network and use mobile data, voice, and messaging services.
|OS version||Android OS v6.0 (Marshmallow)|
|CPU||Quad-core 1.2 GHz Cortex-A7|
|Performance||AnTuTu v9: 22142|
The Walton Primo EF4+ comes with Android OS v6.0 (Marshmallow) out of the box, but it is upgradable to the next OS. Android is closely integrated with various Google services, such as Google Maps, Gmail, and Google Drive, which makes it easy for users to access and manage their data across multiple devices. The Primo EF4+ has a Spreadtrum SC7731G CPU. This mid-range, quad-core CPU is capable of delivering fast and efficient performance for a wide range of tasks.
The Primo EF4+ utilizes Mali-400 MP2 GPU. A GPU (Graphics Processing Unit) is a specialized chip that is primarily designed to handle and accelerate the processing of graphics and visual data. It is responsible for rendering images, videos, and animations on a smartphone screen. ARM Mali GPUs are widely used in mobile devices and have a good reputation for performance and power efficiency. They offer competitive performance and power efficiency, making them suitable for a range of applications, including gaming, multimedia, and user interface rendering. We use AnTuTu app to measure general processing performance. AnTuTu Benchmark is the most popular benchmark app for Android phones.
|Screen size||5 inch|
|Resolution||480 x 854 px|
The 5 inch phone comes with TFT display. A thin-film transistor (TFT) is a type of field-effect transistor that is usually used in a liquid crystal display (LCD). This type of display features a thin-film transistor for each individual pixel. In recent years, many smartphone manufacturers have moved towards using other display technologies, such as OLED and AMOLED, which offer some advantages over TFT.
The 5 inch display make this smartphone pocket-friendly. The size of the screen is measured diagonally, from corner to corner. A larger screen typically requires more power to illuminate, which can impact battery life. The display of Walton Primo EF4+ is multitouch capable. Multitouch technology enables the device's touchscreen to detect and interpret multiple touch points on the screen simultaneously.
|Internal storage||8 GB|
|Memory card slot||microSD|
1 GB of RAM is not typically considered to be enough for a smartphone. Most smartphones today come with at least 3 GB or 4 GB of RAM, and some high-end devices have even more. Having more RAM alone does not necessarily guarantee better performance, and other factors such as the processor and storage speed can also impact overall performance. 32 GB of internal storage is generally considered to be the minimum amount of storage you would want in a smartphone. The Primo EF4+ has only 8 GB of internal storage. The internal storage of the Primo EF4+ (8 GB) can be expanded with a compatible microSD card. A microSD card is a type of small, removable flash memory card used to store digital information.
|Main camera||5 MP, 2592 x 1944 px, autofocus|
|Selfie camera||2 MP|
The Primo EF4+ offers only a single-camera setup. The single camera can still be sufficient for many smartphone users, depending on their photography needs and preferences. The main camera of the Primo EF4+ is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus. The Primo EF4+ does not have optical image stabilization (OIS). OIS technology is more commonly found in higher-end smartphones and is designed to reduce camera shake and blur, resulting in sharper and clearer images and videos.
|GSM 2G bands||850 / 900 / 1800 / 1900|
|Network coverage||2G / 3G|
|Wi-Fi||Wi-Fi 802.11 b/g/n|
|Headphone||3.5 mm jack|
The Walton Primo EF4+ supports 2G and 3G networks only. 3G is obsolete now, because most phones can use 4G and 5G networks. The Walton Primo EF4+ like all modern smartphones, is capable of connecting to Wi-Fi networks. Wi-Fi networks offer several advantages over wired networks, including greater mobility, flexibility, and convenience. With Bluetooth connectivity, you can connect your Primo EF4+ smartphone to a wide range of Bluetooth-enabled devices, such as headphones, speakers, smartwatches, fitness trackers, and more.
The Primo EF4+ has a GPS receiver. GPS allows smartphones to determine their precise location and provide accurate navigation and mapping services. This includes turn-by-turn directions, real-time traffic updates, points of interest, and alternative routes. The Primo EF4+ isn't NFC (Near Field Communication) capable. NFC is not essential for basic phone functionality, but it can be useful for a variety of tasks and features.
The Primo EF4+ phone has built-in FM radio receiver. FM radio allows users to tune in to local radio stations and listen to live broadcasts, news, music, and other content. The Primo EF4+ has a microUSB port. MicroUSB is a type of USB connector that was commonly used on older smartphones, tablets, and other mobile devices. The Primo EF4+ smartphone has a 3.5 mm headphone jack. A 3.5 mm headphone jack is a small round port, that allows you to connect wired headphones or earphones to the device.
|Type||Li-Ion 2300 mAh|
The Li-Ion 2300 mAh battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery which offers high energy, is lightweight and does not require periodic full discharge. The battery of Primo EF4+ is removable. You can simply buy a new piece from the open market and interchange it easily by yourself.
Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer provides information about the smartphone's movement in three axes: X (horizontal), Y (vertical), and Z (depth). The Dual SIM capability of Walton Primo EF4+ phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use.
The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Walton Primo EF4+, then don’t hesitate and signal the problem to us.
Walton Primo EF4+ pictures
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