This is a difficult question to answer as it depends on many factors such as design, performance, camera, battery or price. However, we can try to review some of the iPhone that have marked a before and after in industry and users. In fact, there are some models of Apple mobiles that continue to be updated and you can buy them at a much lower price.
iPhone (2007)
The origin of everything. The first iPhone was a revolution in the world of mobile phones, introducing a capacitive touch screenits own operating system (iOS), an intuitive interface and a 2 megapixel camera.
Although today it seems very basic to us, at the time It was an innovative and groundbreaking devicewhich laid the foundation for future models.
iPhone 4 (2010)
The leap in quality The iPhone 4 was the first model to have a more elegant and sophisticated design, with flat edges and a glass and aluminum casing. It was also the first to incorporate a retina display with higher resolution and pixel density.
It also stands out for a 5-megapixel rear camera with LED flash and HD video recording, and a front-facing camera for FaceTime. In addition, it introduced the A4 chip, more powerful and efficient than the previous one.
iPhone 6/6 Plus (2014)
The increase in size. The iPhone 6 was the first model to break the 4 inch barrier, by offering two versions: one of 4.7 inches and another of 5.5 inches (the iPhone 6 Plus). This change responded to the demand of users who wanted larger screens to consume multimedia content.
In addition, the iPhone 6 improved the design with rounded edges, performance with the A8 chip, the camera with a larger sensor and a optical stabilizer (in the case of the Plus), and connectivity with support for NFC and Apple Pay.
iPhone X (2017)
The radical redesign. The iPhone X was the first model to remove the Home button and the Touch ID fingerprint reader, to make way for a OLED screen that covered almost the entire front Of the device. It was also the first to incorporate the facial recognition system FaceIDwhich used a TrueDepth camera to scan the user’s face and unlock the phone or authorize payments.
In addition, the iPhone X improved the rear camera with a optical zoom dual lens system and portrait mode, and introduced Animoji, animated emojis that mimicked the user’s facial expressions.
iPhone 12 (2020)
The arrival of 5G. The iPhone 12 was a milestone in Apple’s history for several reasons. Was the first iPhone model compatible with the 5G networkgiving it a competitive advantage in the smartphone market.
It was also the first iPhone to feature the A14 Bionic chip, Apple’s most powerful and efficient processor to date. Also, the iPhone 12 first introduced the MagSafe system, which allows magnetic connection of wireless chargers and accessories. Lastly, the iPhone 12 was the best-selling iPhone ever, exceeding analyst and consumer expectations.
iPhone 14 Pro (2022)
Goodbye to the notch The iPhone 14 Pro was the first iPhone with a 48 megapixel camera, which allowed images to be captured with impressive quality and detail. It was also the first iPhone with an always-on display, which displayed relevant information without having to unlock the device.
Furthermore, he said goodbye to the notch through the popular Dynamic Island, a new way to interact with notifications and activities through an interface built into iOS that changes shape based on content. Lastly, it incorporated innovative safety features, such as Satellite Emergency SOS and Crash Detection, which offered help in emergency situations.