Saucony Guide 19 vs Brooks Ghost Max 4:
Which to Choose

The single most important difference is support type. The Guide 19 is a genuine stability shoe — it uses Saucony's CenterPath geometry (a wide base and tall sidewalls, no medial post) to gently correct mild overpronation — whereas the Ghost Max 4 is stable-neutral: its wide, tall platform offers guidance and a planted feel but does nothing to steer an overpronating foot. If you need pronation support, that alone settles it in the Guide's favor. The two midsoles also feel different despite landing in the same cushioning bracket: the Guide's softer PWRRUN EVA-blend gives a smooth, unhurried, forgiving transition, while the Ghost Max's DNA Loft v3 sits on a pronounced rockered platform that rolls you heel-to-toe and rewards a relaxed, steady cadence more than any kind of push-off. Geometry is where the numbers diverge most. Measured drop is 6mm on the Guide versus 9mm on the Ghost Max (Brooks advertises 6mm, but the shoe actually rides steeper), so the Guide feels flatter and more forefoot-friendly underfoot while the Ghost Max has a more traditional heel-biased ramp that leans into its rocker. Stack reflects that too — the Guide measures 37mm heel / 31mm forefoot, the Ghost Max 39mm heel / 30mm forefoot — so the Brooks is taller and more aggressively ramped at the heel, the Saucony more level front-to-back. Weight is effectively a wash: 298g for the Guide and 292g for the Ghost Max in men's US 9, both on the heavier side and both admittedly leaden if you try to run fast. The last real difference is intended range: the Guide 19 is rated comfortably to the marathon at a steady effort, while the Ghost Max 4's comfortable ceiling is the half marathon — past that its plush foam runs out of support for most runners.