The Yezz Billy 4.7 is a smartphone that was introduced to the market in May 2014, with its release following in July of the same year. Yezz, a company known for its affordable and innovative devices, aimed to deliver a distinctive Windows Phone experience with the Billy 4.7, targeting budget-conscious users who were interested in the Microsoft Windows Phone ecosystem.
With dimensions of 135.8 x 67.2 x 7.2 mm and a weight of 120 grams, the Yezz Billy 4.7 features a sleek and lightweight design. It facilitates dual SIM functionality using Micro-SIM cards, a valuable feature for users who need to manage multiple phone lines. The phone is available in three colors: white, red, and blue, catering to a variety of style preferences.
The device boasts a 4.7-inch IPS LCD screen, offering decent viewing angles and color reproduction. With a resolution of 720 x 1280 pixels and a pixel density of approximately 312 ppi, the display renders clear and sharp visuals. The screen-to-body ratio is about 66.7%, making it a balanced choice for users who prefer compact devices. Protection is ensured by Asahi Dragontrail Glass, which guards against scratches and casual drops.
Running on the Microsoft Windows Phone 8.1 operating system, the Yezz Billy 4.7 provides an efficient and user-friendly interface. Its performance is driven by the Qualcomm MSM8212 Snapdragon 200 chipset with a quad-core 1.2 GHz Cortex-A7 CPU and an Adreno 302 GPU. These components offer sufficient power for everyday tasks such as browsing, social media, and casual gaming.
The phone is equipped with 1GB RAM, which aligns with its budget positioning. While this might limit extensive multitasking, it ensures smooth operation for standard applications. Internal storage provides 8GB, and users can expand it further through a dedicated microSDXC card slot, allowing for additional storage space for apps, media, and more.
The Yezz Billy 4.7 is equipped with an 8MP primary camera, complete with autofocus and an LED flash. It supports panorama and HDR modes, enhancing the quality and variety of photos that can be captured. The camera is capable of recording videos at 720p at 30 frames per second. For selfies and video calls, there is a 2MP front-facing camera.
A Li-Ion 1780 mAh removable battery powers the Yezz Billy 4.7. It offers respectable battery life given the device's specifications, with a stand-by time of up to 480 hours on 2G and up to 350 hours on 3G networks. Users can expect a talk time of up to 16 hours on 2G and up to 7.5 hours on 3G.
The phone's connectivity options include Wi-Fi 802.11 a/b/g/n with dual-band functionality and hotspot capabilities, Bluetooth 4.0 with A2DP for wireless audio, and GPS with GLONASS for navigation. It lacks NFC but includes a stereo FM radio and a microUSB 2.0 port for charging and data transfer.
The Yezz Billy 4.7 supports GSM and HSPA network technologies, making it compatible with 2G and 3G bands globally. Specifically, it supports GSM 850/900/1800/1900 bands for both SIM slots and HSDPA 850/900/1900/2100 bands for one SIM slot, providing flexibility and broad network compatibility.
For an enhanced user experience, the device comes equipped with commonly found sensors like an accelerometer, proximity sensor, and compass. These sensors contribute to functionalities such as auto-rotate and location-based services, which are staple features in modern smartphones.
The Yezz Billy 4.7 was designed as an affordable entry into the smartphone market, particularly for users interested in the Windows Phone ecosystem. Although discontinued, its features such as dual SIM capabilities, a decent display, and solid camera specs made it a competitive choice at its price point when it was launched. As an entry-level device, it delivered value through practical features and reliable performance.
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