Samsung has the biggest lineup of Android smartphones and tablets.
The names of Samsung phones sometimes confuse you and it is very hard to distinguish between two Samsung phones by just looking at them. If you are looking for a smartphone with screen size between 4 to 5 inches, you should take a look at Grand Duos and Core Advance that belong to Samsung Galaxy family. Grand Duos is a dual-SIM phone whereas Core Advance will be a single SIM phone. Grand Duos was released in January 2013 which means it is quite old in comparison to Core Advance which is expected to be released in April 2014. Let’s compare these two phones from Galaxy family and try to know which has good features.
Grand Duos and Core Advance are small phones that will easily fit in your palm. Grand Duos measures 143.5 mm vertically, 76.9 mm horizontally and its thickness is around 9.6 mm. On the other hand, Core Advance will measure 133.3 mm vertically, 70.5 horizontally and its thickness will be around 9.7 mm.
Grand Duos has a 5-inches display having a resolution equivalent to 480-by-800 pixels that translates into a very low pixel density of 187 pixels-per-inch. Core Advance is expected to have a 4.7 inch screen with the same resolution as Grand Duos and pixel density equivalent to 199 pixels-per-inch. Both phones have a capacitive TFT touchscreen capable of displaying 16 million colors. None of the phones have any protective glass or additional features in the display section of the phone.
Today, majority of Samsung phones have a CPU and GPU combination. Grand Duos is equipped with a dedicated graphics chip while Core Advance does not have a separate graphics chip. Grand Duos features Cortex-A9 running at a clock speed of 1.5GHz while Core Advance is expected to have a dual-core processor with 1.2GHz clock frequency. The processor in Grand Duos is also a dual-core processor. Grand Duos has a VideoCore IV graphics chip from Broadcom. Experts have an opinion that the presence of a dedicated graphics chip prevents overburdening of the main CPU and the phone functions smoothly even with multiple applications open at any given time.
RAM, Internal Storage Space, and OS
Both phones have 1GB RAM and 8 GB internal storage space. You can add more storage space by adding a microSD card. The maximum capacity supported in flash memory is 64GB. Both phones have Jelly Bean Android OS installed.
Both smartphones have two cameras; a bigger megapixel camera at the rear side of the device and a lesser resolution camera at the front side of the device. Grand Duos features 8 megapixel rear camera which is complimented with a LED flash and autofocus features that enhances its picture taking abilities. The resolution of primary camera is around 3264-by-2448 pixels. Grand Duos has a 2 megapixel camera located at the front of the device while Core Advance has a VGA camera at the front. Core Advance has a 5 megapixel rear camera which has a resolution of 2592-by-1944 pixels.
The price of a factory unlocked Grand Duos is around $249.99 while price of Core Advance will be approximately $240.
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