The Spark+ offers markedly improved specs over the basic model, while retaining the 5" size for those who prefer a device of modest proportions. The Spark X stretches to 5.5", and includes a much bigger battery to help feed that display.
Note the gratifyingly low prices of both phones.
Wileyfox Spark, Spark X, Spark+ specs | Android Central
Note the gratifyingly low prices of both phones.
Wileyfox Spark, Spark X, Spark+ specs | Android Central