DATA-DRIVEN PHONE COMPARE

iPhone 3G vs iPhone 4

10 source-backed differences · 6 fields the same. Official sources below.

✓Both records verified · latest Aug 19, 2026

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PHONE A

iPhone 3G

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Direct answer

iPhone 3G and iPhone 4 trade strengths: iPhone 3G leads in Design, while iPhone 4 leads in Battery and Cameras.

Key differences

Prioritize what matters to you, then expand the full shared field set.

✓19 registry fields

FieldiPhone 3GiPhone 4Why it matters
Main cameraMarginal difference2 official sources2 MP5 MPResolution is one part of camera detail and crop flexibility.
FieldiPhone 3GiPhone 4Why it matters
Video playbackMeaningful difference2 official sources7 hours10 hoursApple’s common playback test gives a comparable endurance signal.
FieldiPhone 3GiPhone 4Why it matters
WeightMinor difference2 official sources133 g137 gWeight affects long sessions and one-handed comfort.
FieldiPhone 3GiPhone 4Why it matters
Storage optionsMarginal difference2 official sources8 GB, 16 GB16 GB, 32 GBAvailable capacities determine local media and app headroom.
FieldiPhone 3GiPhone 4Why it matters
BluetoothMarginal difference2 official sourcesBluetooth 2.0 + EDRBluetooth 2.1 + EDRThe generation can affect accessory capabilities.
FieldiPhone 3GiPhone 4Why it matters
Audio playback hoursMeaningful difference2 official sources2440No universal winner; decide based on your use case.
FieldiPhone 3GiPhone 4Why it matters
Depth mmMarginal difference2 official sources12.39.3No universal winner; decide based on your use case.
Width mmMinor difference2 official sources62.158.6No universal winner; decide based on your use case.
FieldiPhone 3GiPhone 4Why it matters
WifiMarginal difference2 official sourcesWi-Fi (802.11b/g)802.11b/g/n Wi-Fi (802.11n 2.4GHz only)No universal winner; decide based on your use case.
FieldiPhone 3GiPhone 4Why it matters
ResolutionMarginal difference2 official sources480-by-320-pixel resolution at 163 ppi960-by-640-pixel resolution at 326 ppiNo universal winner; decide based on your use case.

What’s the same

Display size3.5 in
Height mm115.5
ContentsiPhone 3G, Stereo Headset with mic, Dock Connector to USB Cable, USB Power Adapter, Documentation, Cleaning/polishing cloth, SIM eject tool, Environmental Status Report, iPhone 3G embodies Apple’s continuing environmental progress. It is designed with the following features to reduce environmental impact:, PVC-free handset, PVC-free headphones, PVC-free USB cable, Bromine-free printed circuit boards, Mercury-free LCD display, Majority of packaging made from post-consumer recycled fiberboard and biobased materials, Power adapter outperforms strictest global energy efficiency standards
CellularEDGE
Connector30-pin
ReleaseYear2008

Which should you buy?

iPhone 3G and iPhone 4 trade strengths: iPhone 3G leads in Design, while iPhone 4 leads in Battery and Cameras.

CHOOSE IPHONE 3G
  • Choose iPhone 3G if you prioritize design.
CHOOSE IPHONE 4
  • Choose iPhone 4 if you prioritize battery and cameras.

Category-by-category

BATTERY · iPhone 4

Leads in battery.

CAMERAS · iPhone 4

Leads in cameras.

DESIGN · iPhone 3G

Leads in design.

BATTERY · Comparable

Comparable across battery.

STORAGE · Comparable

Comparable across storage.

CONNECTIVITY · Comparable

Comparable across connectivity.

BODY · Comparable

Comparable across body.

CONNECTIVITY · Comparable

Comparable across connectivity.

DISPLAY · Comparable

Comparable across display.

FIELD-LEVEL PROVENANCE

3 official sources

Every compared field traces to an official product source. No model-generated specs, prices or winners.

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