Cobra KING F9 Speedback vs Cobra KING Speedzone
Side-by-side factory specifications. Differing values are highlighted.
Cobra KING F9 Speedbackcast SPEEDBACK-shaped cavity back with a forged face insert and tungsten heel-toe weighting in the long irons · stainless steel body with a forged E9 PWRSHELL face, 33 grams of tungsten in the 4- to 7-irons and a three-piece aluminium, TPU and acrylic-foam medallionCobra KING Speedzonecast hollow-body distance iron with a forged face insert and carbon fibre topline · stainless steel body with a forged PWRSHELL face insert and a carbon fibre topline
Specification comparison
| Club | KING F9 Speedback loft | KING Speedzone loft | KING F9 Speedback lie | KING Speedzone lie | KING F9 Speedback length | KING Speedzone length |
|---|---|---|---|---|---|---|
| 4 | 19.5 | 19 | 62 | 62 | 39.25 | 39.25 |
| 5 | 22.5 | 21 | 62.5 | 62.5 | 38.5 | 38.5 |
| 6 | 25.5 | 24 | 63 | 63 | 37.75 | 37.75 |
| 7 | 29.5 | 27.5 | 63.5 | 63.5 | 37.25 | 37.25 |
| 8 | 34 | 32 | 64 | 64 | 36.75 | 36.75 |
| 9 | 39 | 37 | 64.5 | 64.5 | 36.25 | 36.25 |
| PW | 44 | 42.5 | 65 | 65 | 36 | 36 |
| GW | 49 | 48 | 65 | 65 | 35.75 | 35.75 |
| SW | 54 | 54 | 65 | 65 | 35.5 | 35.5 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Which should you choose?
The KING Speedzone is the stronger-lofted set — up to 2° stronger than the KING F9 Speedback on matching clubs. Expect longer carry per numbered iron but a flatter descent angle; gapping at the wedge end is where that shows up.
Both charts are reproduced in full on their own pages: Cobra KING F9 Speedback specs and Cobra KING Speedzone specs.