The iPhone 4 is the best smartphone on the market right now. The combination of stunning hardware, an amazing display, upgraded cameras and an improved operating system make this an extremely formidable package. Yes, there are still pain points that we want to see Apple fix, but when it comes to the total package, it’s the cream of the crop.
| Announced | 01-06-2010 |
| Status | Available |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 |
| Dimensions | 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in) |
| Weight | 137 grams (4.83 oz) |
| Protection | Oleophobic coating |
| Size | 3.5 inches |
| Resolution | 640 x 960 pixels |
| Features | Multitouch |
| OS <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. | iOS 4, upgradable to iOS 7.1.1 |
| Main Camera <strong>Camera</strong> is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality. | 5 mega pixels |
| Selfie Camera | VGA, 480p@30fps |
| Camera Features | Geo-tagging, autofocus, touch focus, HDR |
| Image | 2592 х 1936 pixels |
| Video | Yes, 720p@30fp |
| Audio Playback | MP3, Wave |
| Video Playback | Yes |
| Ring Tones | MP3, WAV |
| Loudspeaker | Yes |
| Handsfree | 3.5mm Headphone Jack |
| WLAN <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 b/g/n |
| 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. | Yes, v2.1, A2DP |
| GPS <strong>GPS</strong> The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | Yes, with A-GPS support |
| 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. | |
| USB | Yes, v2.0 |
| Infrared Port <strong>Infrared</strong> connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range. |
| 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. | 1420 mAh |
| Placement | Fixed |
