Apple removed iPhone 5S from its website, but received discounts from retailers.

Apple had recently announced its newest smartphone, the iPhone SE that sports a 4-inch display. It is said to be an upgraded edition of the iPhone 5S that was launched in 2013. After the arrival of the iPhone SE, the iPhone 5S can no longer be seen on Apple's website, GSM Arena reported.

The current line of iPhones that is available for purchase through Apple's website include the iPhone 6S, iPhone 6S Plus, iPhone 6, iPhone 6 Plus and iPhone SE. Apple may have replaced the iPhone 5S listing with that of the iPhone SE mainly because it not only appears similar but also comes with improved specs and features.

Even though the iPhone 5S is unavailable on the official website, third party retailers like Amazon are still selling it, International Business Times reported. The iPhone 5S and iPhone 6S both measure 123.8 x 58.6 x 7.6 mm and weigh 112 grams.

The Apple iPhone 5S has a 4-inch screen that supports 640 x 1136 pixels. The iPhone SE also sports a same-sized display along with the same resolution. The iPhone 5S is powered the obsolete A7 chipset and 1 GB of RAM. On the other side, the iPhone SE features Apple A9 chipset and 2 GB of RAM. The A9 chip is the same SoC that is present under the hood of the iPhone 6S and 6S Plus smartphones.

The iPhone 5S is available in 16GB, 32GB and 64GB storage variants. The Apple iPhone SE comes in two storage options like 16 GB and 64 GB. The iPhone 5S has an 8 MP camera on its rear side and a 1.2 MP camera on its front side. The iPhone SE like iPhone 6S has a 12 MP rear camera and a front-facing shooter of 1.2 MP.

Both the smartphones feature a Touch ID fingerprint sensor under the Home button. The iPhone 5S has a 1560 mAh battery and comes in colors like space gray, gold and silver. The iPhone SE is packed with a larger battery of 1642 mAh capacity and the smartphone is available in four colors like space gray, silver, gold and rose gold.