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Specs, loft charts and modeled carry for two sets golfers cross-shop. Callaway Quantum Max Fast and Srixon ZXiR HL each have a full page.
| Spec | Callaway Quantum Max Fast | Srixon ZXiR HL |
|---|---|---|
| Category | Super Game Improvement | Super Game Improvement |
| Player type | Senior | Senior |
| Model year | 2026 | 2026 |
| 7-iron loft | 26.5° | 29° |
| PW loft | 40° | 43° |
| Set makeup | 6-iron to PW | 6-iron to PW |
| MSRP | $999 | $1,049 |
| Technology | Wide Sole, AI Designed Face, Hollow Body, Stronger Lofts, High Launch | Wide Sole, Forged, Cavity Back, Stronger Lofts, High Launch |
| Editorial recognition | - | - |
| Club | Callaway Quantum Max Fast | Srixon ZXiR HL | Loft delta |
|---|---|---|---|
| 6i | 23° | 25° | -2° |
| 7i | 26.5° | 29° | -2.5° |
| 8i | 30.5° | 33° | -2.5° |
| 9i | 35° | 38° | -3° |
| PW | 40° | 43° | -3° |
Modeled from TrackMan-based norms scaled to each set's lofts, not measured for these models.
| Club | Moderate swing | Average swing | Faster swing | |||
|---|---|---|---|---|---|---|
| Quantum Max Fast | ZXiR HL | Quantum Max Fast | ZXiR HL | Quantum Max Fast | ZXiR HL | |
| 6i | 158 y | 152 y | 174 y | 168 y | 189 y | 183 y |
| 7i | 148 y | 142 y | 163 y | 157 y | 177 y | 171 y |
| 8i | 138 y | 132 y | 152 y | 146 y | 165 y | 159 y |
| 9i | 126 y | 121 y | 139 y | 134 y | 151 y | 146 y |
| PW | 116 y | 111 y | 128 y | 123 y | 139 y | 134 y |
| Club | Callaway Quantum Max Fast | Srixon ZXiR HL | Δ carry |
|---|---|---|---|
| 6i | 159 yd | 160 yd | +1 |
| 7i(anchor) | 150 yd | 150 yd | 0 |
| 8i | 140 yd | 140 yd | 0 |
| 9i | 129 yd | 128 yd | -1 |
| PW | 116 yd | 115 yd | -1 |
| Estimated from loft specs · ±5 yd accuracy | avg -0.3 yd | ||
These two super game improvement sets take different routes to the same goal. The Callaway Quantum Max Fast pairs a hollow body with an AI designed face and runs stronger lofts, with the 7-iron at 26.5° against 29° for the Srixon ZXiR HL. That 2.5 degree gap works out to roughly 6 yards more carry at the same swing speed, so the Callaway is the pick for a golfer chasing distance. The tradeoff is gapping. A 40° pitching wedge sits well below the ZXiR HL's 43°, so check how your gap wedge fits before you buy. The Srixon is a forged cavity back, which points to a player who wants the feel of a forged head and less aggressive lofts, and who is not worried about giving up a few yards.
If distance and price drive the decision, the Quantum Max Fast is the stronger buy. It carries further on paper and lists at $999, which is $50 less than the $1,049 ZXiR HL. If feel matters more than raw yardage, the Srixon ZXiR HL earns the extra money with its forged construction and cavity back shape. Neither set has editorial recognition on file, so the choice comes down to your own priorities rather than awards.