| Feature | Apple iPhone 4 | Samsung Galaxy S II |
| Operating system (OS) | Apple iOS | Google Android 2.3 (Gingerbread) |
| Display size | 3.5in | 4.3in |
| Display technology | Capacitive retina IPS | Capacitive Super AMOLED Plus |
| Display resolution | 640×960 pixels | 480×800 pixels |
| Multitouch | Yes | Yes |
| Camera | 5 megapixels, LED flash, autofocus, geo tagging | 8 megapixels, LED flash, autofocus, geo tagging, image stabilisation, face and smile detection |
| FM radio | No | Yes |
| GPS | Yes | Yes |
| Internal memory | 16GB or 32GB | 16GB or 32GB |
| Expandable memory | No | microSD card slot |
| Dimensions | 115.2 x 58.6 x 9.3mm | 125.3 x 66.1 x 8.5mm |
| Weight | 137g | 116g |
| Application store | Apple App Store | Google Android Market |
| Processor | Apple A4 | ARM Cortex A9 dual-core (1GHz) |
| 3G networks | HSDPA 850/900/1900/2100 | HSDPA 900/1900/2100 |
| Wi-Fi | 802.11b/g/n | 802.11a/b/g/n |
| Bluetooth | 2.1 with A2DP | 3.0 with A2DP |
| NFC (Near Field Communication) | No | Yes |
| HDMI-out | No | No |
| Quoted talk time | Up to 7 hours | Unknown |
| Quoted standby time | Up to 300 hours | Unknown |
| Adobe Flash support | No | Yes |
Samsung Galaxy S2 is the first project of the company in the range of dual-core smartphones. It is based on Android 2.3, Gingerbread and they are showing it as one of the main products of 2011. Samsung Galaxy S2 is better than Galaxy S. They have improved a lot in terms of hardware specifications. It will be very interesting to see the performance of this phone in comparison to non-Android phones. Here is the comparisin between Samsung Galaxy S2 and iPhone4 which will help you can decide your choice according to your requirement.
Size & Weight
Samsung has claimed that Galaxy S2 is the world’s thinnest smartphone. The size of this model is 125.3*66.1*8.49mm and the weight is 117gm. However iPhone4 is 115.2*58.7*9.3mm and the weight is 137gm.
Display
This model of Samsung has Super Plus AMOLED. The size of the screen is 4.27inch with 800*480px of resolution. iPhone4 has 900*640 px of resolution and the screen size is 3.5 inch. iPhone4 has retina display however Super plus AMOLED in Samsung is slightly ahead than iPhone4. Visibility and less power consumption are making it better.
Battery
Samsung Galaxy S2 has 1650mAh battery whereas iPhone4 has 1420 mAh battery. The capacity of Samsung is more than iPhone4 however various other factors are going to be involved here. Samsung is supporting dual-core processor as well as various other enhancements. Display screen of smartphone plays a major role in a battery life. Therefore Super AMOLED display of Samsung is available to make a proper balance.
Storage Capacity
Samsung Galaxy S2 and iPhone4 have 16/32 GB storage capacity. However the presence of microSD up to 32GB in Samsung is making it more effective than iPhone4.
Connectivity
Galaxy S2 has new HDMI and 4G technology. It has Bluetooth 3.0 with DLNA. iPhone4 has 3G network with Bluetooth 2.1. It clearly shows that Galaxy S2 is better than iPhone4 in this case.
OS & Performance
RAM has been doubled in Galaxy S2 now. This model has been powered by Android 2.3 Gingerbread and it has 1GHz Tegra 2 dual core technology. However iPhone4 has 512MB of RAM and it is based on IOS 4.2.
Processor
Samsung Galaxy S2 has dual-core processor and iPhone4 has Apple A4. The dual-core processor of Samsung is keeping the model ahead of others. The multitasking works can perform better in this model.
Price
The price of Samsung Galaxy S2 is less than iPhone4. It is also one of the advantages of this phone. This model is ready to win the heart of the people.We have discussed almost all the important things of these two phones. You have got the information that which model is better. Isn’t it? Samsung Galaxy S2 is surely a better option. We still have to wait for the next model of iPhone to check the development. Those people who are thinking to upgrade their phone can go with Samsung Galaxy S2. It is ready to give you the full value of your money.
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