iPhone 3G和iPhone 3GS有什么不同?
iPhone 3G与iPhone 3GS外型长得很像，但骨子却有大大地不同，除了价格之外，硬件上还有许多不同，像是iPhone 3GS多了录像与自动对焦（AF）、HSDPA支持到7.2Mbps、蓝牙也到2.1、外壳支持防（波）水、抗污与内置电子罗盘，当然啦，续航力也有所增加。
| Basics | ||||||
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iPhone 3G
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iPhone 3G S
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|---|---|---|---|---|---|---|
| Price | $99 8GB ($299 for ineligible upgraders) | $199 16GB, $299 32GB ($399 and $499 for ineligible upgraders) | ||||
| Processor | 412MHz ARM 11 | Unknown, “on average up to twice as fast” | ||||
| Graphics capability | OpenGL ES 2.0 | OpenGL ES 2.0 | ||||
| Camera | 2.0 megapixel fixed focus | 3.0 megapixel autofocus with macro mode and auto white balance | ||||
| Video recording | None | 30fps VGA with on-device editing capability | ||||
| Voice control | None | Dialing, music control | ||||
| Wireless technologIEs | 3.6Mbps HSDPA, WIFI, Bluetooth 2.0 + EDR | 7.2Mbps HSDPA, WiFi, Bluetooth 2.1 + EDR | ||||
| Water- and oil-resistant finish | No | Yes | ||||
| Integrated magnetic compass | No | Yes | ||||
| Included headphones | Standard | Inline remote for music control | ||||
| Battery life | Up to 5 hours talk time / data on 3G, 10 hours on 2G
Up to 6 hours data on WiFi Up to 24 hours audio Up to 7 hours video |
Up to 5 hours talk time / data on 3G, 12 hours on 2G
Up to 9 hours data on WiFi Up to 30 hours audio Up to 10 hours video |
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| Dimensions | 115.5 x 62.1 x 12.3mm | 115.5 x 62.1 x 12.3mm | ||||
| Weight | 133 grams / 4.69 oz. | 135 grams / 4.76 oz. | ||||
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