Cobra BiO Cell+ vs Cobra Fly-Z+

Side-by-side factory specifications. Differing values are highlighted.

Cobra BiO Cell+2014–2015 · Players Distance Ironscast multi-material with tungsten cell weighting and perimeter undercut · stainless steel with tungsten weighting in the heel and toe of the long and mid irons Cobra Fly-Z+2015–2016 · Players Ironsforged multi-material with tungsten heel and toe inserts · forged 1020 carbon steel with tungsten inserts and an aluminium/TPR backplate

Specification comparison

Club	BiO Cell+ loft	Fly-Z+ loft	BiO Cell+ lie	Fly-Z+ lie	BiO Cell+ length	Fly-Z+ length
3	20	20	60	60.5	39	39
4	22.5	23	61	61	38.5	38.5
5	25.5	26	61.5	61.5	38	38
6	29	29	62	62	37.5	37.5
7	32.5	33	62.5	62.5	37	37
8	36	37	63	63	36.5	36.5
9	40	41	63.5	63.5	36	36
PW	45	45	64	64	35.75	35.75
GW	50	50	64	64	35.5	35.5

Highlighted cells differ between the two sets. Lofts and lies are factory standard.

Which should you choose?

The Fly-Z+ is the weaker-lofted set — up to 1° weaker than the BiO Cell+. That trades raw distance for a steeper landing angle and more predictable stopping power into greens.

Both charts are reproduced in full on their own pages: Cobra BiO Cell+ specs and Cobra Fly-Z+ specs.