LG strives for varying its model line as much as possible. Reasoning from this, many devices are manufactured on the base of the old platform. The LG B2100 is one of them; this is a successor of the LG B2000 different in the presence of an integrated camera and lacking FM-radio. It's a typical 100-150 USD segment device with a thin design that is getting so popular among all the manufacturers now. An important moment concerning the B-series by LG is replacing the models manufactured by third companies with own ones. That allows controlling the quality of the phones. The model is interesting for its size of 105.5 x 44 x 15.9 mm, while the weight is 73 grams. The device lies well in a hand and is thin. There are several colour solutions different only in the color of the front panel. The back of the device is made of a dark plastic.