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Samsung Galaxy A31
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Battery: Li-Po 5000 mAh
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RAM: 4GB, 4GB, 6GB, 8GB
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Storage: 64GB, 128GB, 128GB, 128GB
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Display: Super AMOLED, 6.4 inches
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Camera: Rear 48 MP+8 MP+5 MP+5 MP, and Front 20 MP
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OS: Android 10, One UI 2.5
Full Specifications
Price
| Official | 23999 BDT 4GB/64GB Approx. |
General
| Model | Samsung Galaxy A31 |
| Announced | 2020, March 24 |
| Released | 2020, April 27 |
| Status | Available |
Design
| Dimensions | 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) |
| Weight | 185 g (6.53 oz) |
| SIM <strong>SIM</strong> (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. |
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) |
| Colors |
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White |
Display Specification
| Display Type <strong>Display Technology => </strong> A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor) | Super AMOLED |
| Size | 6.4 inches, 98.9 cm2 |
| Resolution | 1080 x 2400 pixels, 20:9 ratio |
| Pixel Density <strong>Pixel Density (PPI)</strong> is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 411 ppi density |
| Features | 84.9% screen-to-body ratio |
Platform
| Operating System <strong>OS => </strong> Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 10, One UI 2.5 |
| Chipset <strong>Chipset</strong> is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Mediatek MT6768 Helio P65 (12nm) |
| CPU <strong>CPU</strong> (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) |
| GPU <strong>GPU</strong> (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Mali-G52 MC2 |
Main Camera
| Camera Setup | Quad |
| Resolution |
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth) |
| Features |
LED flash, panorama, HDR |
| Video | 1080p@30fps |
Selfie Camera
| Camera Setup | Single |
| Resolution |
20 MP, f/2.2, (wide) |
| Video | 1080p@30fps |
| Features | - |
Network & Connectivity
| Technology | GSM / HSPA / LTE |
| Speed | HSPA, LTE-A |
| Wi-fi <strong>Wi-Fi</strong> is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world. | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth <strong>Bluetooth</strong> is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | 5.0, A2DP, LE |
| NFC <strong>NFC</strong> (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. | Yes |
| Positioning |
GPS, GLONASS, GALILEO, BDS |
| FM Radio | Yes |
| USB | USB Type-C 2.0, OTG |
| 2G Network |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network |
HSDPA 850 / 900 / 1900 / 2100 - SM-A315F HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A315G |
| 4G Network |
1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G |
Battery
| Battery Type <strong>Battery Type => </strong> Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Li-Poly (Lithium Polymer) |
| Capacity <strong>Battery Capacity</strong> is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 5000 mAh |
| Removable | No |
| Charging |
15W wired |
| Wireless Charging <strong>Wireless Charging</strong> (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. | No |
Multimedia
| Loudspeaker | Yes |
| Audio Jack | Yes |
Storage
| Card Slot <strong>Memory Card Slot</strong> is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | microSDXC (dedicated slot) |
| Internal Storage <strong>Internal Storage</strong> is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. |
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM eMMC 5.1 |
Sensors
| Fingerprint | Yes (under display, optical) |
| Other Sensors | accelerometer, gyro, compass, Virtual proximity sensing |
About the Samsung Galaxy A31
The Samsung Galaxy A31, launched in 2020, is a mid-range smartphone designed to offer a balanced mix of performance, display quality, and battery life. It features a 6.4-inch Full HD+ Super AMOLED display, delivering vibrant colors and deep contrasts, making it ideal for media consumption. Powered by the MediaTek Helio P65 processor, coupled with 4GB or 6GB of RAM, the device handles everyday tasks smoothly. Its quad-camera setup, headlined by a 48MP main sensor, caters to versatile photography needs. The standout feature is its substantial 5,000mAh battery, ensuring prolonged usage without frequent charging. Running on Android 10 with Samsung’s One UI 2.1, the Galaxy A31 offers a user-friendly interface and a suite of customization options.
Main Key Features
- Display: 6.4-inch Full HD+ (1080 x 2400 pixels) Super AMOLED Infinity-U display
- Processor: MediaTek Helio P65 Octa-core
- RAM & Storage: 4GB/6GB RAM with 64GB/128GB internal storage, expandable via microSD up to 512GB
- Rear Cameras: 48MP main sensor, 8MP ultra-wide sensor, 5MP macro sensor, 5MP depth sensor
- Front Camera: 20MP
- Battery: 5,000mAh with 15W fast charging support
- Operating System: Android 10 with One UI 2.1
- Security: In-display fingerprint sensor, Face Unlock
- Connectivity: Dual SIM, 4G LTE, Wi-Fi, Bluetooth 5.0, USB Type-C, 3.5mm headphone jack
Pros & Cons
Pros
- Vibrant Super AMOLED display enhances viewing experience
- Long-lasting 5,000mAh battery ensures extended usage
- Versatile quad-camera setup for diverse photography needs
- Expandable storage up to 512GB via microSD
- User-friendly One UI interface with customization options
Cons
- MediaTek Helio P65 may not handle intensive gaming smoothly
- Camera performance is average in low-light conditions
- Plastic build may not feel as premium as glass or metal counterparts
- Lacks features like water resistance and wireless charging
Opinion
The Samsung Galaxy A31 is a well-rounded mid-range smartphone that excels in display quality and battery life. Its Super AMOLED screen and substantial battery capacity make it suitable for media enthusiasts and users seeking prolonged usage. However, those requiring high-performance gaming or advanced camera capabilities might explore other options in a slightly higher price bracket.
See Another Model:
FAQs about Samsung Galaxy A31
Q: Does the Galaxy A31 support fast charging?
A: Yes, it supports 15W fast charging, allowing quicker battery replenishment.
Q: Can I expand the storage on the Galaxy A31?
A: Absolutely, the device supports microSD cards up to 512GB, providing ample storage expansion.
Q: Is the Galaxy A31 suitable for gaming?
A: While it can handle casual games smoothly, the MediaTek Helio P65 processor may not deliver optimal performance for graphics-intensive games.
Q: Does the Galaxy A31 have a fingerprint sensor?
A: Yes, it features an in-display fingerprint sensor for secure unlocking.
Q: What colors are available for the Galaxy A31?
A: The Galaxy A31 is available in Prism Crush Black, Blue, Red, and White color options.
