1. The Samsung Galaxy S21 series.
The Samsung Galaxy S21 series is a line of flagship smartphones released by Samsung in January 2021. The series includes three models: the Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra. Here’s some information about each model:
- Samsung Galaxy S21: It features a 6.2-inch Dynamic AMOLED display resolution of 2400 x 1080 pixels. The phone is powered by either a Qualcomm Snapdragon 888 or Samsung Exynos 2100 processor, depending on the region. It comes with 8GB of RAM and storage options of 128GB or 256GB. The Galaxy S21 has a triple digital camera setup at the returned, together with a 12-megapixel major digital camera, a 12-megapixel ultra-wide digital camera
- And a 64-megapixel telephoto camera. It also has a 10-megapixel front-facing camera. The phone has a 4,000mAh battery and supports 25W fast charging.
- Samsung Galaxy S21+: It has a larger 6.7-inch Dynamic AMOLED display with the same resolution as the Galaxy S21. It has similar specifications to the Galaxy S21, including the processor, RAM, storage options, and camera setup. However, it comes with a larger 4,800mAh battery for extended usage.
- Samsung Galaxy S21 Ultra: It is the most advanced model in the series. It features a massive 6.8-inch Dynamic AMOLED display resolution of 3200 x 1440 pixels. The Galaxy S21 Ultra is also powered by either a Qualcomm Snapdragon 888 or Samsung Exynos 2100 processor, relying on the area, and is derived with
- 12GB or 16GB of RAM. It offers storage options of 128GB, 256GB, or 512GB. The camera setup on the S21 Ultra is particularly impressive, with a quad-camera system on the back. It includes a 108-megapixel main camera, a 12-megapixel ultra-wide camera, and two 10-megapixel telephoto cameras with different zoom levels. The telephone also has a 40-megapixel front-going through the digital camera. The Galaxy S21 Ultra has a large 5,000mAh battery and supports 25W fast charging. It also supports the S Pen stylus, making it the first phone in the S series to offer S Pen compatibility.
All models in the Galaxy S21 series run on the Android operating system with Samsung’s One UI software overlay. They come with features like 5G connectivity, IP68 water and dust resistance, in-display fingerprint sensors, and support for wireless charging.

2. The iPhone 12 series
The iPhone 12 collection is a line of smartphones developed and produced by Apple Inc. It was released in October 2020 and includes four models: iPhone 12, iPhone 12 mini, iPhone 12 Pro, and iPhone 12 Pro Max. Here are some key functions and specs of the iPhone 12 series:
- Design: The iPhone 12 series introduced a new flat-facet design, harking back to the iPhone four and iPhone 5. They have glass backs with aluminum frames for the iPhone 12 and iPhone 12 mini, and stainless steel frames for the iPhone 12 Pro and iPhone 12 Pro Max. The devices are available in various colors, including Black, White, Red, Green, Blue, and Gold.
- Display: The iPhone 12 and iPhone 12 mini feature Super Retina XDR displays with OLED technology. The iPhone 12 has a 6.1-inch display, even as the iPhone 12 mini has a
- smaller 5.4-inch display. The iPhone 12 Pro and iPhone 12 Pro Max also have Super Retina XDR displays but with ProMotion technology, offering a 120Hz refresh rate for smoother scrolling and responsiveness. The iPhone 12 Pro has a 6.1-inch display, and the iPhone 12 Pro Max boasts the largest display in the series at 6.7 inches.
- Performance: The entire iPhone 12 series is powered by Apple’s A14 Bionic chip, which is based on a 5nm process. It provides improved performance and power efficiency compared to previous models. The A14 Bionic chip includes a 6-core CPU, a 4-core GPU, and a 16-core Neural Engine for advanced machine learning tasks.
- Camera: The iPhone 12 and iPhone 12 mini have a dual-camera system with a 12MP wide lens and a 12MP ultra-wide lens. The iPhone 12 Pro and iPhone 12 Pro Max feature a triple-camera system, including a 12MP wide lens, a 12MP ultra-wide lens, and a 12MP telephoto lens. The Pro models also offer advanced photography features like Night mode, Deep Fusion, and the ability to capture photos in Apple ProRAW format.
- Connectivity: The iPhone 12 series supports 5G connectivity, allowing for faster download and upload speeds in areas with 5G coverage. They also support Wi-Fi 6 for improved wireless performance.
- MagSafe: The iPhone 12 series introduced MagSafe, a magnetic system on the back of the devices that allows for easy attachment of accessories, such as cases, wallets, and chargers. MagSafe chargers might deliver up to 15W of power wirelessly.
- Storage Options: The iPhone 12 and iPhone 12 mini come in three storage capacities: 64GB, 128GB, and 256GB. The iPhone 12 Pro and iPhone 12 Pro Max offer more storage options: 128GB, 256GB, and 512GB.
- Software: The iPhone 12 series was launched with iOS 14, but it is compatible with the latest iOS updates available at the time of your inquiry.

3. The Xiaomi Mi 11
The Xiaomi Mi Eleven is a flagship phone produced by Xiaomi, a Chinese electronics company. As of my knowledge cutoff in September 2021, the Mi 11 was released in December 2020, so there may have been newer models or versions released since then. Nonetheless, I can provide you with some information about the Xiaomi Mi 11 based on what was known at that time.
The Mi 11 features a 6.81-inch Quad HD+ AMOLED display with a resolution of 3200 x 1440 pixels. It really has a high refresh rate of 120Hz, providing smooth and responsive visuals. The display also supports HDR10+ and is protected by Corning Gorilla Glass Victus.
Under the hood, the Mi 11 is a Powered by using the Qualcomm Snapdragon 888 processor, which is a high-end chipset designed for flagship devices. It gives first-rate overall performance and is capable of handling annoying tasks and running intensive applications.
In terms of camera capabilities, the Mi 11 boasts a triple rear camera setup. The primary camera is a 108-megapixel sensor, whichis accompanied by way of a thirteen-megapixel extremely-extensive-perspective lens and a 5-megapixel macro lens. On the front, there may be a 20-megapixel selfie camera.
The phone supports 5G connectivity, providing faster download and upload speeds where available. It also offers Wi-Fi 6, Bluetooth 5.2, and NFC for wireless connectivity options.
Xiaomi Mi 11 is equipped with a 4,600mAh battery and supports 55W wired fast charging, as well as 50W wireless fast charging. It also supports reverse wireless charging, allowing you to charge other compatible devices wirelessly.
In terms of software, the Mi 11 runs on MIUI, Xiaomi’s custom user interface, which is based on the Android operating system.
Please note that there may have been updates or newer models released after my knowledge cutoff, resources for the most updated facts on the official Xiaomi website or other trusted sources for the most up-to-date information on the Xiaomi Mi 11 or any other smartphone models.

4. The OnePlus 9
The OnePlus 9 Series is a line of smartphones released by OnePlus, a Chinese smartphone manufacturer known for producing high-quality devices with flagship-level specifications. The OnePlus 9, OnePlus 9 Pro, and OnePlus 9R.
Here are some key functions and specifications of the OnePlus 9 Series:
- OnePlus 9:
- Display: 6.55-inch Fluid AMOLED display with a resolution of 2400 x 1080 pixels
- Processor: Qualcomm Snapdragon 888
- RAM: 8GB or 12GB
- Storage: 128GB or 256GB
- Camera: Triple-camera setup co-developed with Hasselblad, including a 48MP main sensor, a 50MP ultra-wide sensor, and a 2MP monochrome sensor.
- Battery: 4,500mAh with Warp Charge 65T fast charging
- Operating System: OxygenOS based on Android 11
- OnePlus 9 Pro:
- Display: 6.7-inch Fluid AMOLED display with a resolution of 3216 x 1440 pixels and LTPO technology for adaptive refresh rates.
- Processor: Qualcomm Snapdragon 888
- RAM: 8GB or 12GB
- Storage: 128GB or 256GB
- Camera: Hasselblad co-developed quad-camera system, including a 48MP main sensor, a 50MP ultra-wide sensor, an 8MP telephoto sensor with 3.3x optical zoom, and a 2MP monochrome sensor.
- Battery: 4,500mAh with Warp Charge 65T fast charging and 50W wireless charging support.
- Operating System: OxygenOS based on Android 11
- OnePlus 9R:
- Display: 6.55-inch Fluid AMOLED display with a resolution of 2400 x 1080 pixels
- Processor: Qualcomm Snapdragon 870
- RAM: 8GB or 12GB
- Storage: 128GB or 256GB
- Camera: Triple-camera setup, including a 48MP main sensor, a 16MP ultra-wide sensor, and a 5MP macro sensor.
- Battery: 4,500mAh with Warp Charge 65 fast charging
- Operating System: OxygenOS based on Android 11
All three models of the OnePlus 9 Series offer 5G connectivity, fast charging capabilities, and a smooth user experience with OnePlus’ OxygenOS software. The partnership with Hasselblad for the camera systems aimed to improve the photography capabilities of the devices.

5. The Oppo X3 Pro
The Oppo X3 Pro is a flagship phone released by Oppo, a Chinese smartphone manufacturer. While I don’t have information about specific details after my knowledge cutoff in September 2021, I can offer you a few standard pieces of information approximately the device based on its initial release.
The Oppo Find X3 Pro was announced in March 2021 and is considered a high-end smartphone with several notable features. Here are a number of the key specs and features that were mentioned at the time of its release:
Display: The Find X3 Pro features a large 6.7-inch AMOLED show with a decision of 3216 x 1440 pixels. It has an excessive refresh price of 120Hz, imparting clean and fluid scrolling and interactions.
Processor: The tool is powered by a Qualcomm Snapdragon 888 chipset, which becomes the flagship processor at the time of its release. This processor provides excellent performance and power efficiency.
RAM and Storage: It is expected to come with ample RAM, possibly 12GB or more, and offer generous storage options, starting from 256GB or higher. However, the exact configurations may vary depending on the specific model and region.
Camera: The Find X3 Pro boasts a quad-camera setup developed in collaboration with Sony. It includes a primary 50-megapixel wide-angle camera, a 50-megapixel ultra-wide-angle camera, a 13-megapixel telephoto camera, and a 3-megapixel microlens camera. This combination offers versatile photography capabilities, including high-resolution images and advanced macro photography.
Battery: The device is equipped with a decent-sized battery, typically around 4,500mAh. It supports fast charging technology, enabling quick charging of the device.
Operating System: The Oppo Find X3 Pro runs on ColorOS, Oppo’s custom Android-based operating system. The specific version of ColorOS may vary depending on the time of release.
Other Features: The device is likely to include an under-display fingerprint sensor for secure biometric authentication. It may also support 5G connectivity, have stereo speakers for enhanced audio experience, and feature water and dust resistance with an IP rating.
It’s important to note that the specifications and features I provided above are based on information available up until September 2021. For the most accurate and updated statistics concerning the Oppo Find X3 Pro, I recommend referring to official sources or checking with Oppo or authorized retailers.