What is the Difference Between iPhone 4 and 4S?

The iPhone 4 and iPhone 4S have some differences in terms of performance, camera, and battery life. Here are the main differences between the two models:

1. Performance: The iPhone 4S has a faster dual-core Apple A5 processor, making it twice as fast overall as the iPhone 4, which has a single-core Apple A4 processor.
2. Camera: The iPhone 4S has a better 8MP camera compared to the iPhone 4's 5MP camera. The 4S also has improved optics, which contribute to better photo quality.
3. Battery Life: The iPhone 4S has a slightly improved battery life compared to the iPhone 4.

Despite these differences, the iPhone 4 and iPhone 4S have many similarities, including their physical design, iOS support, and storage capacities. Most iPhone 4 cases can be used with the iPhone 4S without any major issues, as the overall size and shape of the devices are similar.

Comparative Table: iPhone 4 vs 4S

Here is a table comparing the differences between the iPhone 4 and iPhone 4S:

Both the iPhone 4 and iPhone 4S have a similar design, with a stainless steel body and glass back. The iPhone 4S is slightly heavier, weighing 4.9 ounces compared to the iPhone 4's 4.8 ounces. The iPhone 4S has a more powerful dual-core A5 processor, which makes it twice as fast overall as the iPhone 4. The iPhone 4S also has a better camera, capable of shooting 8 MP still shots and 1080p video at 30 FPS, compared to the iPhone 4's 4 MP still shots and 720p video at 30 FPS. The battery life of both devices is similar, with both offering 10 hours of video playback. However, the iPhone 4S has slightly better talk time and longer Wi-Fi surfing time. In terms of iOS compatibility, the iPhone 4 can only run iOS 5 or earlier, while the iPhone 4S is capable of running iOS 5, iOS 6, and iOS 7.