Vivo Y55l
 GSM frequencies:  850 900 1800 1900;  Standard UMTS:  850 900 2100;  Standard LTE:  FDD LTE:  2100, 1800, 850TDD LTE:  2300;  Type:  Touch;  Dimensions (W x H x D):  147.90 x 72.90 x 7.50 mm;  Weight:  142.00 g;  Main display:  Color / IPS TFT16M col...
Vivo Y51e
 GSM frequencies:  850 900 1800 1900;  Standard UMTS:  850 900 2100;  Standard LTE:  FDD LTE:  1800, 2100TDD LTE:  1900, 2300, 2500, 2600;  Standard TD-SCDMA:  1900 2000;  Type:  Touch;  Dimensions (W x H x D):  143.80 x 71.70 x 7.52 mm;  Weight:  157...