A head-to-head look at two of the top irons in the Every18 index — scores, fit, estimated used price, and which one to buy.
2021 Irons
The Srixon ZX4 / ZX5 / ZX7 edges the Cobra KING F8 on overall Every18 score (97 vs 96), but that headline number only tells part of the story. The Cobra KING F8 is both the cheaper buy (about $325 used vs $510) and the stronger value pick, which makes it the safer choice if budget matters. They split the two traits most golfers care about: the Srixon ZX4 / ZX5 / ZX7 is the more forgiving irons, while the Cobra KING F8 is the faster one — so pick the trait your game needs most. Bottom line: choose the Srixon ZX4 / ZX5 / ZX7 if you fit its profile (mainframe forged matrix); choose the Cobra KING F8 if you lean toward game improvement distance.
| Metric | Srixon ZX4 / ZX5 / ZX7 | Cobra KING F8 |
|---|---|---|
| Every18 score | 97 ✓ | 96 |
| Forgiveness | 85 ✓ | 76 |
| Speed | 72 | 92 ✓ |
| Feel | 85 ✓ | 68 |
| Value rating | 88 ✓ | 86 |
| Est. used price | $510 | $325 ✓ |
| Value index | 80 | 124 ✓ |
| Launch | Mid | Mid |
| Spin | Mid | Mid |
| Fit profile | MainFrame forged matrix | Game improvement distance |
Scores, value indexes, and prices are Every18 editorial estimates for comparison. Verify exact specifications, configuration, condition, and market price before purchasing.
On the Every18 editorial score the Srixon ZX4 / ZX5 / ZX7 rates higher (97 vs 96 out of 100). "Better" still depends on fit — the Srixon ZX4 / ZX5 / ZX7 suits mainframe forged matrix, while the Cobra KING F8 suits game improvement distance.
The Cobra KING F8 scores higher on the Every18 value index. Estimated used prices are about $510 for the Srixon ZX4 / ZX5 / ZX7 and $325 for the Cobra KING F8, so the Cobra KING F8 is also the cheaper buy.
The Srixon ZX4 / ZX5 / ZX7 rates higher for forgiveness (85 vs 76), which usually helps mid- and higher-handicap players hold more fairways and greens.
See how these stack up against the rest of the field.
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