Expected improvements include a dual-core processor, a higher-quality display, a front-facing camera, and an SD card slot.

预期的改进包括一个双核处理器、一个高质量显示器和一个前视相机以及一个sd卡插槽。

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Likely features include a digital compass, processor and memory upgrades, an improved digital camera with auto-focus and video-recording capabilities, and other minor improvements.

比较可能的功能有电子罗盘，处理器和内存升级，具有自动对焦和拍摄视频功能的摄像头，和其他一些小的升级。

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Pros: 4.3in screen; fast 1Ghz processor; 8Mp camera with panoramic photo option; Skype integration; mobile hotspot capability; and Adobe Flash 10.1 with 2.2 Android software upgrade.

优点：4.3英寸屏幕，1G处理器，800万像素摄像头和全景拼接技术，整合了Skype，能作为无线热点，支持Flash 10.1 ，可升级的系统

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Endless rumors have flown around every aspect of the new phone, speculating about processor speeds, camera specs, cases, connectors, and even sub-millimeter changes in its dimension.

FORBES: Weak Rivals Ensure Apple's Dominance For Another iPhone Generation

Analysts also predict the standard array of upgrades - faster processor, better camera - and Ms Cozza predicts we will see something of a small leap in a major area of Samsung's expertise.

BBC: Samsung set for crucial Galaxy S4 smartphone launch

Financial analysts worried that the aging glass-and-steel design would stunt sales, but the faster processor, better camera and Siri voice assistant -- plus the addition of a third major carrier, Sprint Nextel -- helped the smartphone maintain momentum.

CNN: Mark Milian,