Showing all 12 results
New versions of Apple products appear every year. Many of us can discern them only by appearance and don’t see other differences, otherы wonder at various priceы. So how not to get lost in world of iPhones? Let’s compare two models of fourth generation.
iPhone 4 was released in June, 2010. More than a year later, in October, 2011, iPhone 4S appeared. What features remained the same and what changed? Let’s start from appearance. It is almost identical. Both phones have similar design and are available in black and white colors. Both iPhones have 4.5 inches of height, 2, 31 inches of width, 0.36 inches of thickness and weighs 137g. The only slight difference is that iPhone 4s weighs 140g.
As to display, iPhone 4 has 3.5 LED-backlit IPS TFT screen, capacitive touchscreen with a resolution of 640 x 960 pixels and density about 330 PPI pixels. The device has scratch-resistant liquid phobic surface. Concerning the sensor, the iPhone 4 has an accelerometer for auto-rotate, three-axis gyro sensor and proximity sensor for auto turn-off. Model 4S also has a 3.5 touchscreen display with the same resolution, the screen with oleophobic coating resistant to fingerprints and scratches. Display is named by Apple "Retina Display" and it has a contrast ratio of 800: 1. The device is equipped with the same sensors: an accelerometer for auto-rotate, three-axis gyroscope, proximity sensor for auto turn off and ambient light sensor.
There is an update concerning memory. iPhone’s 4 S RAM device has 1GB and is available in 3 versions: 16 GB, 32 GB and 64 GB, while previous version had only 16 and 32 GB and RAM had 512 MB. Common feature is lack of a slot for memory card.
iPhone 4 has a 5-megapixel camera on the back with auto-focus, LED flash, touch focus and geo-tags. The camera also can record video with a resolution of 720px with LED video light. There is a VGA camera on the front for videoconferencing. iPhone 4S is equipped with an improved 8-megapixel camera and LED flash. The camera comes with useful features such as auto focus, face recognition on photos and geotags. It is capable of capturing HD video with 1080px resolution at 30 frames per second. What is more, it has a large aperture, which allows the lens to collect more light. The advanced camera is capable of capturing high-quality images in low light conditions, as well as in bright light. The front VGA camera is mainly designed for FaceTime (video conferencing). The new iPhone 4S also offers more possibilities for editing and improving of images.
One more difference concerns processor. iPhone 4 is running on iOS 4.2.1, while the iPhone 4S runs on iOS5. Phone 4S is the first of two nuclear Smartphones from Apple. Computing power is one of the main advantages of iPhone 4S compared to its predecessor; it is equipped with two core processor A5, while the iPhone 4 runs on a 1 GHz ARM Cortex-A8. According to Apple, the computing power increased by 2 times, as well as energy-efficient processor enhances battery life. Also graphics performance on the iPhone 4S is 7 times faster than the iPhone 4. Currently iPhone 4S is the only smart phone that can be switched between two antennas for transmission and reception. In terms of network connectivity iPhone 4S have HSPA 14, 4 Mbps, UMTS / WCDMA, CDMA, Wi-Fi and Bluetooth. The iPhone 4S also has an iCloud, it gives users the ability to manage content across multiple devices.
As for the battery, iPhone 4 has 300 hours in standby mode, while the iPhone 4S at around 200 hours of standby time. However, both devices talk time is up to 14 hours of work.
And the last bonus of an improved iPhone version is Siri. It is a new feature in the iPhone 4S, a smart assistant that allows the user to control the phone using voice commands. Siri is able to schedule appointments, check the weather, set the timer, send and read messages.So, compared to iPhone 4, the latest version has new updated processor – Apple A5 dual-core, more memory, improved camera and smart assistant Siri. It also supports GSM and CDMA and can work with Bluetooth 4.0. Though, the design is not changed and the display is still comparatively small.