What are the key differences between iPhone 4 and iPhone X?

Compare iPhone 4 and iPhone X side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are iPhone 4 and iPhone X scored?

iPhone 4 has an AI score of 9.20/10 and iPhone X has an AI score of 9.14/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

iPhone 4 vs iPhone X 2026 - Compared

iPhone 4

iPhone X

WINNER iPhone 4

iPhone 4 edges ahead with a score of 9.2/10 compared to 9.1/10 for iPhone X. While both are highly rated in their respec...

emoji_events WINNER

iPhone 4

9.20 Excellent

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iPhone X

9.14 Excellent

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psychology AI Verdict

iPhone 4 edges ahead with a score of 9.2/10 compared to 9.1/10 for iPhone X. While both are highly rated in their respective fields, iPhone 4 demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: iPhone 4

verified Confidence: Low

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description Overview

iPhone 4

The iPhone 4 is arguably the phone that defined the modern smartphone experience for the masses. Its introduction of the high-quality front-facing camera and the revolutionary capacitive touchscreen cemented Apple's dominance. While technologically primitive by today's standards, its cultural and functional impact is immeasurable, making it a landmark device.

iPhone X

With the iPhone X, Apple changed the front of the iPhone from a display framed around a Home button to an OLED screen occupying most of the device's face. Face ID replaced fingerprint authentication, while gestures took over many navigation tasks previously assigned to the button. The notch housed the front-facing camera and the sensors used for facial recognition. These changes established a des...