Price and specifications of Samsung Galaxy A7 Duos advantages, disadvantages, and a comprehensive explanation

Network Technology

The Samsung Galaxy A7 Duos supports a range of network technologies including GSM, HSPA, and LTE. It operates on multiple bands, allowing users to benefit from widespread connectivity regardless of their location. The 2G bands supported are GSM 850, 900, 1800, and 1900, while the 3G bands extend to HSDPA 850, 900, 1900, and 2100. For users seeking faster internet speeds, the phone also supports 4G LTE on bands 1, 3, 7, 8, 28, 38, 39, 40, and 41. Ideal for streaming, browsing, and downloading content, LTE Cat4 allows up to 150/50 Mbps speed.

Launch Details

The Samsung Galaxy A7 Duos was announced in January 2015, with a release following in February of the same year. Though a revolutionary device at its release, it has since been discontinued. Despite its discontinuation, it remains a popular choice amongst tech enthusiasts due to its durability and reliable performance.

Body and Build

With dimensions of 151 x 76.2 x 6.3 mm and weighing just 141 grams, the Galaxy A7 Duos boasts a sleek and lightweight design. It fits comfortably in the hand and pockets, offering portability without compromising on screen size. The device features a Hybrid Dual SIM (Nano-SIM, dual standby) slot, making it convenient for users to manage two SIM cards simultaneously.

Display Quality

The device comes with a Super AMOLED capacitive touchscreen, which delivers vibrant colors and deep contrasts, enhancing the viewing experience for users. The 5.5-inch display holds a resolution of 1080 x 1920 pixels and a density of approximately 401 ppi, ensuring clarity and sharpness in every piece of content displayed. Moreover, it is protected with Corning Gorilla Glass 4, safeguarding it from scratches and minor impacts.

Platform and Performance

Operating on Android 4.4.4 KitKat, the Galaxy A7 Duos integrates a Qualcomm MSM8939 Snapdragon 615 processor, which houses an octa-core CPU (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) alongside an Adreno 405 GPU. This combination offers a balance between performance and energy efficiency for multi-tasking, gaming, and application operation demands.

Memory and Storage

Equipped with 16GB of internal storage and 2GB of RAM, the Galaxy A7 Duos provides sufficient space for essential applications and data. Additionally, it supports expandable storage via a microSDXC card, which utilizes a shared SIM slot, allowing for a significant increase in storage capacity for media files, applications, and documents.

Main Camera Features

Photography enthusiasts can appreciate the 13 MP main camera, which features an f/2.0 aperture and 28mm wide-angle lens. This setup is accompanied by an autofocus feature, LED flash, panorama, and HDR options, enabling users to capture stunning images and videos in various lighting conditions. The camera supports video recording at 1080p at 30fps.

Selfie Camera

The front-facing 5 MP camera with an f/2.2 aperture and 23mm wide-angle lens allows users to snap high-quality selfies and conduct video calls. Like the rear camera, it is capable of recording 1080p videos at 30fps.

Sound and Audio

Featuring a built-in loudspeaker and a 3.5mm headphone jack, the Galaxy A7 Duos supports versatile audio options for both speaker output and private listening via headphones. These features ensure quality audio output for calls, music, and media.

Connectivity Options

Connectivity options on the Galaxy A7 Duos are vast and include Wi-Fi 802.11 a/b/g/n with dual-band, Wi-Fi Direct, and hotspot capabilities, ensuring strong and stable internet connectivity. Bluetooth 4.0 with A2DP, EDR, and LE support offers seamless connectivity with other devices. GPS, enhanced by GLONASS/BDS depending on the market, ensures precise location tracking.

NFC is available in the A700YD model for contactless transactions, and the device also includes FM radio with RDS support for live radio listening. Lastly, the device features a microUSB 2.0 port for charging and data transfer.

Sensors and Additional Features

The Galaxy A7 Duos encompasses a range of sensors including an accelerometer, proximity sensor, and compass, enriching the user experience by allowing for a variety of applications and services, from navigational apps to games and beyond.

Battery Life and Performance

Powering the device is a 2600 mAh Li-Ion non-removable battery, which supports up to 17 hours of talk time on 3G and up to 54 hours of music play. The battery’s endurance rating stands at 83 hours, ensuring substantial usage before the need for recharging.

Color Variants and Models

The Galaxy A7 Duos was available in several color options including Pearl White, Midnight Black, and Champagne Gold to cater to a range of personal styles and preferences. The models include SM-A7000, SM-A7009, SM-A700H, and SM-A700YD, each offering slight variations in features to meet different market needs.

Market Impact and User Reception

Upon its release, the Samsung Galaxy A7 Duos was lauded for its balance of performance, design, and affordability. Priced initially at about 300 EUR, it was considered a competitive offering in the mid-range smartphone market, delivering high-end features often found in more expensive devices but at a more accessible price point.

Conclusion

In summary, the Samsung Galaxy A7 Duos stands out as a well-rounded device offering robust performance, excellent display quality, and comprehensive connectivity options. Its design and build quality make it a lasting option for users seeking reliability and style. Although discontinued, its features and performance continue to be appreciated by tech enthusiasts and former users alike.