The original iPhone combined a phone, an iPod, and internet functions in one touchscreen device when Apple introduced it on January 9, 2007. Compared with modern models, it had a much smaller, lower-resolution screen, a basic 2-megapixel camera, EDGE cellular data, and a 30-pin connector. Recent iPhones add OLED displays, 5G, advanced cameras, USB-C or wireless charging, and newer software and sensors.
What the original iPhone was designed to do
Apple introduced the first-generation iPhone on January 9, 2007, as a single device for phone calls, iPod music and video, and internet communication. Apple highlighted email, web browsing, search, and maps alongside a multi-touch interface. Steve Jobs described the design as one that used fingers as its pointing device. Apple’s announcement set out that original vision.
Its interface was not just a touchscreen layered over a conventional phone. Apple said the device used an accelerometer to change display orientation, a proximity sensor to switch off the display when held near the user’s ear, and an ambient light sensor. These were useful early integrations, though modern iPhones add newer authentication and sensing features.
Original iPhone vs. modern iPhones at a glance
| Feature | Original iPhone (2007) | iPhone 17 (recent mainstream example) | iPhone 18 Pro (announced 2026) |
|---|---|---|---|
| Display | 3.5 inches; 480 × 320 pixels; 163 ppi | 6.3-inch OLED; 460 ppi | Display dimensions not stated in the cited announcement |
| Camera | 2 megapixels | Not stated in the cited specification summary | 48-megapixel main camera with variable aperture |
| Cellular and wireless | GSM quad-band, EDGE, 802.11b/g Wi-Fi, Bluetooth 2.0+EDR | 5G; other wireless details not stated here | Wi-Fi 7, Bluetooth 6, Thread; cellular details not stated here |
| Connector and charging | 30-pin dock connector; 3.5-mm headphone jack | USB-C; MagSafe and Qi2 wireless charging | Not stated in the cited announcement |
| Authentication and software | Touchscreen and sensors; no Face ID listed in the archived specification | Face ID; iOS version not stated here | A20 Pro chip and iOS 27 |
The iPhone 17 figures come from Apple’s iPhone 17 technical specifications. Apple announced the iPhone 18 Pro and Pro Max on September 9, 2026, with availability beginning September 18; the features above are Apple’s descriptions, not independent test results. See Apple’s iPhone 18 Pro announcement. The table uses specific models rather than treating every current iPhone as identical.
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Display: 3.5 inches then, larger OLED screens now
Apple’s archived technical specifications list the original iPhone’s 3.5-inch display at 480 × 320 pixels and 163 pixels per inch. That was a substantial shared surface for calls, music, and web pages in 2007, but it is small by current phone standards. The iPhone 17 provides a recent mainstream comparison: Apple lists a 6.3-inch OLED display at 460 ppi. Screen size and pixel density do not alone determine display quality, but they show how much more screen area and detail a contemporary model offers.
Apple’s announced iPhone Duo points to a further design change: it has a 7.6-inch inner display and a 5.4-inch outer display. As of October 4, 2026, it had been announced but was not yet available; Apple stated availability would begin October 23. Apple’s announcement gives those display sizes and timing.
Rank #2
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Camera: a basic snapshot camera versus modern imaging systems
The original iPhone had a 2-megapixel rear camera. Apple’s announced iPhone 18 Pro has a 48-megapixel main camera with variable aperture, a much more capable hardware platform for capturing detail and adapting to different lighting conditions. Megapixels are only one part of image quality, and the figures here are specifications rather than a direct image-quality test. The original model’s archived specification does not establish modern computational photography or advanced camera modes.
Connectivity: EDGE and early Wi-Fi versus 5G and newer wireless standards
The first iPhone supported GSM quad-band cellular service with EDGE data, Wi-Fi 802.11b/g, and Bluetooth 2.0+EDR. These specifications reflect the networks and wireless standards of its time. Apple lists 5G support for the iPhone 17; for its 2026 Pro models, it identifies Wi-Fi 7, Bluetooth 6, and Thread.
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Those are device capabilities, not a guarantee of service everywhere. The cited specifications do not establish whether a particular original iPhone can activate or make calls on a carrier’s network today. Compatibility depends on carrier networks and policies, so do not assume a surviving handset can still function as a phone.
Connectors, charging, and storage
The original used Apple’s 30-pin dock connector for its wired connection and a 3.5-mm stereo headphone jack. The iPhone 17 specification lists USB-C, MagSafe, and Qi2 wireless charging, illustrating the shift to newer wired and wireless accessories. The listed modern features belong to that named model; they should not be read as a universal specification for every iPhone generation.
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Storage figures for the original differ by the point in its sales history being described. Apple’s June 18, 2007 launch announcement said the U.S. models would be offered in 4GB and 8GB capacities, priced at $499 and $599 respectively, with availability beginning June 29. Apple’s later archived technical-specification page lists 8GB and 16GB capacities. Those are different snapshots, not conflicting descriptions of one launch offer. See Apple’s June 2007 announcement and the archived original iPhone specifications.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Sensors, authentication, and software
The original’s accelerometer, proximity sensor, and ambient light sensor supported practical interactions such as rotating the display and turning it off during a call. The iPhone 17 adds Face ID, while Apple’s iPhone 18 Pro announcement identifies the A20 Pro chip and iOS 27. These examples show the transition from a novel multi-touch phone to devices that combine biometric authentication, more capable processors, and much newer operating systems.
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Software is also a major dividing line: the original’s advertised internet functions included email, web browsing, search, and maps, but its announcement should not be mistaken for a list of features or services available on a modern iPhone. The cited historical specification does not establish that an original device can run current apps or software.
Battery figures need their original context
Apple’s archived original-iPhone specification lists up to 8 hours of talk time, 250 hours of standby, 6 hours of internet use, 7 hours of video playback, and 24 hours of audio playback. Apple noted that its battery tests used preproduction units in May and June 2007 and that results could vary. These are historical company estimates, not results directly comparable with current-model claims.
For the iPhone 18 Pro generation, Apple publishes up to 36 hours of video playback for eSIM-only iPhone 18 Pro and up to 45 hours for eSIM-only iPhone 18 Pro Max. These are Apple’s claims for those models, not independent measurements; the different era and test context make a direct battery-life comparison unreliable. Apple’s announcement specifies the eSIM-only qualification.
Quick Recap
What changed most
- The screen became the main workspace: from a 3.5-inch, 163-ppi display to larger, higher-density OLED screens.
- Connectivity moved on: EDGE and early Wi-Fi gave way to 5G and newer wireless standards in the cited modern examples.
- Hardware became more integrated: contemporary examples add Face ID, advanced camera systems, newer processors, and wireless charging.
- Physical connections changed: the original’s 30-pin connector and headphone jack contrast with USB-C and wireless charging on iPhone 17.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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