The Galaxy 551 does not look forward to making a big splash, It’s part of a broader effort of giving the Galaxy lineup some depth in the midrange.- GSMArena Team, GSMArena
The Samsung I5510's screen is 3.2 inches with 240 x 400 pixels resolution.
There is a 667 MHz processor (CPU).
The phone runs on the Android 2.2 Froyo operating system (OS).
Internal memory is 160 MB. An external, MicroSD (up to 32 GB) expansion slot is available for increased storage capacity.
The phone is powered by a 1200 mAh Lithium-Ion (Li-Ion) battery. Samsung's performance ratings are: 21.5 days standby time, 550 minutes talk time.