Original Penguin Flat Front Thermal Base Layer vs Sunderland Thermal Bobble Hats Base Layer

The verdict

On price, the Sunderland Thermal Bobble Hats Base Layer is the cheaper of the two: £26.01 less at £21.49, versus £47.50 for the Original Penguin Flat Front Thermal Base Layer. But measured against its own history the Original Penguin Flat Front Thermal Base Layer is the stronger deal right now: it's at the lowest price we’ve tracked, while the Sunderland Thermal Bobble Hats Base Layer is around its typical price. The Original Penguin Flat Front Thermal Base Layer is the more widely available, at 2 UK retailers versus 1.