Both Galaxy S II by Samsung and Xperia S by Sony are the true high
end smartphone. Both the devices are launched with a year apart and they
are the flagship models of their brand. Samsung Galaxy S II fan
following has reached to more than 20 million handsets sold in the
market and Xperia S smartphone comes out newly in the market recently.

We will go through the comparison of both dual core smartphones in detailed through each section comparison.
Table of Content
Display Screen
Samsung Galaxy S II – 4.3 inches Super AMOLED Plus display
Sony Xperia S – 4.3 inches LED backlit LCD display
Samsung Galaxy S II is powered with 4.3 inches display screen which is made up of the Super AMOLED Plus display screen manufactured by Samsung itself. We just simply love Super AMOLED display and this is the perfect one ever voted by many. Xperia S the new generation smartphone has same screen size as that of Galaxy S II but this comes with LED backlit LCD display providing better viewing angles. Again it’s a top class specification that Sony can come up with this device.

To provide a better visual experience, comes with Mobile BRAVIA Engine on the display. The Sony Xperia S provides better resolution with 1280 x 720 pixel display and pixel density wise Xperia S holds the upper hands than Galaxy S II. But Super AMOLED display the Galaxy S II phone is something to consider rather than having high specifications. Overall we judge that Xperia S is better in terms of display screen. Coming out to pixel density S II stands at 217 ppi whereas Xperia S outplays with 342 ppi which is alos higher than the iPhone 4 and 4S which is known for pixel density craze.

We have noticed that both smartphones comes with scratch resistant glass on the screen protects it from any scratches, minor cracks, S II is with the popular Gorilla Glass and Xperia doesn’t specify about that. Going through the sunglight reflection, they provides same results.
Winner : Sony Xperia S
Processor
Samsung Galaxy S II – Dual Core 1.2 GHz processor
Sony Xperia S – 1.5 Ghz dual core processor
We know that quad core smartphones are been displayed now and they will debut anytime in quarter two this year, but as of now the dual core smartphones are ruling the market. Xperia S which is launched at CES 2012 in January is powered with 1.5 Ghz dual core processor by Qualcomm Snapdragon and Galaxy S II is with 1.2 Ghz dual core processor by Cortex A9. S II is powered with Mali 400 MP GPU whereas Xperia S is with Adreno 220.
Xperia S is bit faster than Galaxy S II, though both the smartphones are dual core capabilities and doesn’t make much difference.
GPU Comparisons
Samsung Galaxy S II – Mali 400 Mp GPU
Sony Xperia S – Adreno 220 GPU
We know that Mali 400 GPU which is being deployed in Galaxy S II is supports wide range of smartphone’s mobile gaming, HDTV. Infact it’s the world first Open GL ES multi core GPU. This provides complete graphical acceleration on Galaxy S II smartphone.
Adreno 220 GPU which is on the Xperia S smartphone supports console quality 3D graphics, high end effects like skinning, full screen shader effects, dynamic lighting, real time simulation, bump mapping and 3D animated textures.
According to various researches done to compare Adreno 220 GPU and Mali 400 GPU it’s clear that Adreno 220 GPU is 2.2 times faster than Mali 400 MP GPU. So with the graphical acceleration comparison it’s clear that Xperia S performs graphical acceleration faster, smoother and far better than Galaxy S II smartphone.
Camera
Samsung Galaxy S II – 8 mega pixel camera with autofocus & Led flash + 2 mega pixel
Sony Xperia S – 12 mega pixel camera, auto focus, LED flash + 1.3 mega pixel front
Sony Xperia S wins in the camera compartments as it comes with 12 mega pixel camera providing a maximum resolution of 4000 x 3000 pixel along with the features of autofocus and LED flash. Galaxy S II is with 8 mega pixel camera and it has also auto focus and LED flash. In the front facing camera Galaxy S II wins the race with 2 mega pixel camera as that of 1.3 mega pixel in Xperia S, though this doesn’t make much difference. The features such as geo tagging, touch focus, face and smile detection, 3D sweep panorama and image stabilization are commonly available in both the phones mentioned here. Xperia S comes with a physical shutter key and Sony talks about this phone that it can capture pictures within 1.5 seconds from standby mode which is quite faster than any other phone or digital cameras.


Coming to the video capabilities of both the phones, they can easily shoot videos at 1080p resolution at 30fps. Xperia S goes with 14 Mbps video bit rate where as S II is with 17 Mbps bit rate.
So it’s pretty clear that Xperia S with better specification in the camera easily wins over Galaxy S II.
Winner : Galaxy S II
Operating System
Samsung Galaxy S II – Google Android 2.3 Gingerbread
Sony Xperia S – Google Android 2.3 Gingerbread
Both the phones are powered with Android 2.3 Gingerbread operating system and it’s a good to have Android 2.3 Gingerbread on smartphone. It’s pretty clear that both the high end smartphone are capable to run Ice Cream Sandwich and Sony, Samsung has confirmed the Ice Cream Sandwich update to those devices as well. As far as Galaxy S II is concerned it’s updated to Android 4.0.3 and the update is being rolled out to worldwide users. But Sony Xperia S is still to receive this update and I am sure the users are eagerly waiting for the update.
Going through the third party developers, Galaxy S II would be a nice choice since there are many developers working to build various custom ROMs to tweak Galaxy S II to users’ needs and comparatively lesser are opting for Xperia S smartphone. Both the phones comes with number of apps installed in it and anytime you can access the Google Play Store which is rebranded name of Android Market to add various applications and widgets.
Form Factor
Samsung Galaxy S II – 125.3 x 66.1 x 8.5 mm, 116 grams
Sony Xperia S – 128 x 64 x 10.6 mm, 144 grams
The Samsung Galaxy S II is very much slimmer, lighter and provides a better grip to hold in hands. It has a thickness of 8.5 mm with some thicker areas which outcomes Xperia S with 10.6 mm thickness. Overall since both the devices are with 4.3 inches display screen, both nearly have same form factor. Galaxy S II weights 116 grams which is pretty much lighter than Xperia S at 144 grams.
However going through the design of Xperia S its with a fresh design with illuminated transparent strip seen at the bottom which is clearly the standout feature in this smartphone.
Storage Capacities
Samsung Galaxy S II – 16 GB / 32 GB internal storage, microSD card supporting 32 GB, 1 GB RAM
Sony Xperia S – 32 GB internal storage capacity, 1 GB RAM
Finally, in the memory segment Galaxy S II beats Xperia S, something Sony might not be worried off. Galaxy S II is available in the various storage capacities of 16 GB and 32 GB whereas as Xperia S just comes with 32 Gb internal storage capacity. Both the phone are supplied with 1 GB of RAM but the major difference is that Xperia S is with no external memory card slot. Sony with flagship model is going through a complete change and they don’t include a micro SD card slot, whereas Galaxy S II comes with micro SD card slot which can pump in extra memory card supporting up to 32 GB in size.
Battery
Samsung Galaxy S II – Li-ion 1650 mAh battery
Sony Xperia S – Li Ion 1750 mAh battery
It’s common that all the phones are supplied with rechargeable standard Lithium ion battery but it’s the rating that counts. Galaxy S II is with 1650 mAh battery and Xperia S is 1750 MAh battery. Xperia S provides a continuous music playback time of around 25 hours and talk time of atleast 8 hours, standby time of 420 hours minimum. Galaxy S II provides 700 hours of standby time and 8 hours of talk time with its battery fully charged. When going through the complete web browsing on full charge, Xperia S outcomes with 5.30 hours continuous operation which is an hour longer than Galaxy S II. In the video playback comparison, Galaxy S II can play videos for about 8 hours on full charge and Xperia S just manages to hold it for little over 6 hours.
User Interface
Samsung Galaxy S II goes off with the Samsung’s own TouchWiz user interface for Android smartphones. Probably this is the best of TouchWiz version that we have seen on any Samsung powered phone. Xperia S goes with Mobile BRAVIA Engine which is something we are hearing for least number of times.
Network & Speed
Xperia S comes out with 14.4 HSDPA connectivity and HSUPA provides 5.7 Mbps speed. On the other hand Galaxy S II provides 21 Mbps speed via HSDPA and 5.7 Mbps via HSUPA. Both the devices have come out with 4G LTE variants.
Both the phones have built in GPS receiver with A GPS support and specially Xperia S goes with GLONASS which gets faster and more accurate positioning information.
Connectivity
Interesting both the smartphones come with Wi Fi Direct, DLNA share, Wi Fi internet access. Galaxy S II has a micro USB port and Sony goes with a micro HDMI connectivity. Xperia S goes with a dedicated TV launcher interface. Both the smartphones comes with NFC enabled, Galaxy S II has optional and not all the models have it since NFC was launched after when Galaxy S II arrived. Xperia S lacks Bluetooth connectivity whereas Galaxy S II does have it with the latest version of 3.0 + HS.
Other Comparison
A noticeable comparison that you will see in Xperia S smartphone is the use of newer microSIM which is less common than that of Galaxy S II with traditional SIM card slot.
Another advantage of Xperia S is that it comes with NFC enabled Smart Tags, which can be kept on your daily used various locations like car, office, home or bed room and they will change your profile accordingly as soon as the phone enters that area. Certainly Sony with Xperia S taken the step ahead in NFC, whereas Galaxy S II selected models in the late development comes with NFC enabled just for tap and share photos, pictures and videos.
Final Verdict
Sony has perfectly tuned the Xperia S in specifications so that one who is comparing will feel that Xperia S is with higher end specifications than the Galaxy S II. Xperia S has successfully taken on the current generation best Android smartphones and comes out as the clear winner in various key areas in comparison. The problem is Galaxy S II has moved to Android 4.0 ICS and Sony isn’t update it yet, we might see update coming out this April.
Xperia S beats Galaxy S II in graphical acceleration comparison and processor is also clocked higher.
The outstanding 12 mega pixel camera is the prime area where Xperia S outcomes Galaxy S II.
Xperia S also does well in various benchmarks test and it has various advantages over the Galaxy S II in screen sharpness, viewing angle.
However, Xperia S lacks micro SD card slot to expand memory, comes microSIM, no Bluetooth but comes with SmartTags.
Coming to the price, Xperia S is priced a little over to $ 50 in comparison with Galaxy S II and we leave it up to the users to decide which smartphone to go with. If you love Sony brand products and your requirement is of any high end phone at present then go with Xperia S and for Samsung its Galaxy S II.
We have gone through various other device comparison and you can go through Samsung Galaxy S2 vs Galaxy S II Skyrocket Comparison, Samsung Galaxy Nexus vs Samsung Galaxy SII Comparison, Galaxy S2 vs iPhone 4S Comparison, Samsung Galaxy SII vs Galaxy R Mobiles Comparison, Samsung Galaxy S2 vs Galaxy Note Comparison and Samsung Galaxy S vs Galaxy S II Mobiles Comparison.

We will go through the comparison of both dual core smartphones in detailed through each section comparison.
Table of Content
- Form Factor Comparison
- Processor Comparison
- GPU Comparison
- Display Comparison
- Camera Comparison
- Operating System Comparison
- Storage Comparison
- Benchmark Results Comparison
- Battery Comparison
- User Interface Comparison
Display Screen
Samsung Galaxy S II – 4.3 inches Super AMOLED Plus display
Sony Xperia S – 4.3 inches LED backlit LCD display
Samsung Galaxy S II is powered with 4.3 inches display screen which is made up of the Super AMOLED Plus display screen manufactured by Samsung itself. We just simply love Super AMOLED display and this is the perfect one ever voted by many. Xperia S the new generation smartphone has same screen size as that of Galaxy S II but this comes with LED backlit LCD display providing better viewing angles. Again it’s a top class specification that Sony can come up with this device.


To provide a better visual experience, comes with Mobile BRAVIA Engine on the display. The Sony Xperia S provides better resolution with 1280 x 720 pixel display and pixel density wise Xperia S holds the upper hands than Galaxy S II. But Super AMOLED display the Galaxy S II phone is something to consider rather than having high specifications. Overall we judge that Xperia S is better in terms of display screen. Coming out to pixel density S II stands at 217 ppi whereas Xperia S outplays with 342 ppi which is alos higher than the iPhone 4 and 4S which is known for pixel density craze.


We have noticed that both smartphones comes with scratch resistant glass on the screen protects it from any scratches, minor cracks, S II is with the popular Gorilla Glass and Xperia doesn’t specify about that. Going through the sunglight reflection, they provides same results.
Winner : Sony Xperia S
Processor
Samsung Galaxy S II – Dual Core 1.2 GHz processor
Sony Xperia S – 1.5 Ghz dual core processor
We know that quad core smartphones are been displayed now and they will debut anytime in quarter two this year, but as of now the dual core smartphones are ruling the market. Xperia S which is launched at CES 2012 in January is powered with 1.5 Ghz dual core processor by Qualcomm Snapdragon and Galaxy S II is with 1.2 Ghz dual core processor by Cortex A9. S II is powered with Mali 400 MP GPU whereas Xperia S is with Adreno 220.
Xperia S is bit faster than Galaxy S II, though both the smartphones are dual core capabilities and doesn’t make much difference.
GPU Comparisons
Samsung Galaxy S II – Mali 400 Mp GPU
Sony Xperia S – Adreno 220 GPU
We know that Mali 400 GPU which is being deployed in Galaxy S II is supports wide range of smartphone’s mobile gaming, HDTV. Infact it’s the world first Open GL ES multi core GPU. This provides complete graphical acceleration on Galaxy S II smartphone.
Adreno 220 GPU which is on the Xperia S smartphone supports console quality 3D graphics, high end effects like skinning, full screen shader effects, dynamic lighting, real time simulation, bump mapping and 3D animated textures.
According to various researches done to compare Adreno 220 GPU and Mali 400 GPU it’s clear that Adreno 220 GPU is 2.2 times faster than Mali 400 MP GPU. So with the graphical acceleration comparison it’s clear that Xperia S performs graphical acceleration faster, smoother and far better than Galaxy S II smartphone.
Camera
Samsung Galaxy S II – 8 mega pixel camera with autofocus & Led flash + 2 mega pixel
Sony Xperia S – 12 mega pixel camera, auto focus, LED flash + 1.3 mega pixel front
Sony Xperia S wins in the camera compartments as it comes with 12 mega pixel camera providing a maximum resolution of 4000 x 3000 pixel along with the features of autofocus and LED flash. Galaxy S II is with 8 mega pixel camera and it has also auto focus and LED flash. In the front facing camera Galaxy S II wins the race with 2 mega pixel camera as that of 1.3 mega pixel in Xperia S, though this doesn’t make much difference. The features such as geo tagging, touch focus, face and smile detection, 3D sweep panorama and image stabilization are commonly available in both the phones mentioned here. Xperia S comes with a physical shutter key and Sony talks about this phone that it can capture pictures within 1.5 seconds from standby mode which is quite faster than any other phone or digital cameras.


Coming to the video capabilities of both the phones, they can easily shoot videos at 1080p resolution at 30fps. Xperia S goes with 14 Mbps video bit rate where as S II is with 17 Mbps bit rate.
So it’s pretty clear that Xperia S with better specification in the camera easily wins over Galaxy S II.
Winner : Galaxy S II
Operating System
Samsung Galaxy S II – Google Android 2.3 Gingerbread
Sony Xperia S – Google Android 2.3 Gingerbread
Both the phones are powered with Android 2.3 Gingerbread operating system and it’s a good to have Android 2.3 Gingerbread on smartphone. It’s pretty clear that both the high end smartphone are capable to run Ice Cream Sandwich and Sony, Samsung has confirmed the Ice Cream Sandwich update to those devices as well. As far as Galaxy S II is concerned it’s updated to Android 4.0.3 and the update is being rolled out to worldwide users. But Sony Xperia S is still to receive this update and I am sure the users are eagerly waiting for the update.
Going through the third party developers, Galaxy S II would be a nice choice since there are many developers working to build various custom ROMs to tweak Galaxy S II to users’ needs and comparatively lesser are opting for Xperia S smartphone. Both the phones comes with number of apps installed in it and anytime you can access the Google Play Store which is rebranded name of Android Market to add various applications and widgets.
Form Factor
Samsung Galaxy S II – 125.3 x 66.1 x 8.5 mm, 116 grams
Sony Xperia S – 128 x 64 x 10.6 mm, 144 grams
The Samsung Galaxy S II is very much slimmer, lighter and provides a better grip to hold in hands. It has a thickness of 8.5 mm with some thicker areas which outcomes Xperia S with 10.6 mm thickness. Overall since both the devices are with 4.3 inches display screen, both nearly have same form factor. Galaxy S II weights 116 grams which is pretty much lighter than Xperia S at 144 grams.
However going through the design of Xperia S its with a fresh design with illuminated transparent strip seen at the bottom which is clearly the standout feature in this smartphone.
Storage Capacities
Samsung Galaxy S II – 16 GB / 32 GB internal storage, microSD card supporting 32 GB, 1 GB RAM
Sony Xperia S – 32 GB internal storage capacity, 1 GB RAM
Finally, in the memory segment Galaxy S II beats Xperia S, something Sony might not be worried off. Galaxy S II is available in the various storage capacities of 16 GB and 32 GB whereas as Xperia S just comes with 32 Gb internal storage capacity. Both the phone are supplied with 1 GB of RAM but the major difference is that Xperia S is with no external memory card slot. Sony with flagship model is going through a complete change and they don’t include a micro SD card slot, whereas Galaxy S II comes with micro SD card slot which can pump in extra memory card supporting up to 32 GB in size.
Battery
Samsung Galaxy S II – Li-ion 1650 mAh battery
Sony Xperia S – Li Ion 1750 mAh battery
It’s common that all the phones are supplied with rechargeable standard Lithium ion battery but it’s the rating that counts. Galaxy S II is with 1650 mAh battery and Xperia S is 1750 MAh battery. Xperia S provides a continuous music playback time of around 25 hours and talk time of atleast 8 hours, standby time of 420 hours minimum. Galaxy S II provides 700 hours of standby time and 8 hours of talk time with its battery fully charged. When going through the complete web browsing on full charge, Xperia S outcomes with 5.30 hours continuous operation which is an hour longer than Galaxy S II. In the video playback comparison, Galaxy S II can play videos for about 8 hours on full charge and Xperia S just manages to hold it for little over 6 hours.
Benchmark Results
According in this section will go through both the smartphones here with various benchmark tests.- In the Linkpack test, Galaxy S II and Xperia S scores equally matched results in competition.
- In the NenaMark 2 test for graphics performance, Galaxy S II wins though Xperia S is with Adreno 220 GPU.
- In the SunSpider test for JavaScript on smartphones, when on Android 2.3 Gingerbread Xperia S clearly wins with the health margin. As the phones moves to Android 4.0 Ice Cream Sandwich, the results would be altogether different as ICS provides software optimizations for easy loading of Javascripts through JS engine.
- In the BrowserMark test for the better browser and HTML capabilities, Xperia S is well ahead with S II smartphone.
User Interface
Samsung Galaxy S II goes off with the Samsung’s own TouchWiz user interface for Android smartphones. Probably this is the best of TouchWiz version that we have seen on any Samsung powered phone. Xperia S goes with Mobile BRAVIA Engine which is something we are hearing for least number of times.
Network & Speed
Xperia S comes out with 14.4 HSDPA connectivity and HSUPA provides 5.7 Mbps speed. On the other hand Galaxy S II provides 21 Mbps speed via HSDPA and 5.7 Mbps via HSUPA. Both the devices have come out with 4G LTE variants.
Both the phones have built in GPS receiver with A GPS support and specially Xperia S goes with GLONASS which gets faster and more accurate positioning information.
Connectivity
Interesting both the smartphones come with Wi Fi Direct, DLNA share, Wi Fi internet access. Galaxy S II has a micro USB port and Sony goes with a micro HDMI connectivity. Xperia S goes with a dedicated TV launcher interface. Both the smartphones comes with NFC enabled, Galaxy S II has optional and not all the models have it since NFC was launched after when Galaxy S II arrived. Xperia S lacks Bluetooth connectivity whereas Galaxy S II does have it with the latest version of 3.0 + HS.
Other Comparison
A noticeable comparison that you will see in Xperia S smartphone is the use of newer microSIM which is less common than that of Galaxy S II with traditional SIM card slot.
Another advantage of Xperia S is that it comes with NFC enabled Smart Tags, which can be kept on your daily used various locations like car, office, home or bed room and they will change your profile accordingly as soon as the phone enters that area. Certainly Sony with Xperia S taken the step ahead in NFC, whereas Galaxy S II selected models in the late development comes with NFC enabled just for tap and share photos, pictures and videos.
Final Verdict
Sony has perfectly tuned the Xperia S in specifications so that one who is comparing will feel that Xperia S is with higher end specifications than the Galaxy S II. Xperia S has successfully taken on the current generation best Android smartphones and comes out as the clear winner in various key areas in comparison. The problem is Galaxy S II has moved to Android 4.0 ICS and Sony isn’t update it yet, we might see update coming out this April.
Xperia S beats Galaxy S II in graphical acceleration comparison and processor is also clocked higher.
The outstanding 12 mega pixel camera is the prime area where Xperia S outcomes Galaxy S II.
Xperia S also does well in various benchmarks test and it has various advantages over the Galaxy S II in screen sharpness, viewing angle.
However, Xperia S lacks micro SD card slot to expand memory, comes microSIM, no Bluetooth but comes with SmartTags.
Coming to the price, Xperia S is priced a little over to $ 50 in comparison with Galaxy S II and we leave it up to the users to decide which smartphone to go with. If you love Sony brand products and your requirement is of any high end phone at present then go with Xperia S and for Samsung its Galaxy S II.
We have gone through various other device comparison and you can go through Samsung Galaxy S2 vs Galaxy S II Skyrocket Comparison, Samsung Galaxy Nexus vs Samsung Galaxy SII Comparison, Galaxy S2 vs iPhone 4S Comparison, Samsung Galaxy SII vs Galaxy R Mobiles Comparison, Samsung Galaxy S2 vs Galaxy Note Comparison and Samsung Galaxy S vs Galaxy S II Mobiles Comparison.
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