Hansons vs Pfitzinger Marathon Plan: Cumulative Fatigue vs Threshold Volume

Hansons and Pfitzinger are two of the most respected marathon training systems in print. Pete Pfitzinger's Advanced Marathoning (now in its 4th edition) and the Hansons Marathon Method book have sold millions of copies between them. Both produce strong marathon fitness. Both have devoted followings. But they take very different approaches.

For the broader marathon picture, see the marathon training plan guide. For the other major Pfitzinger comparison, see Higdon vs Pfitzinger.

The Core Philosophies

Hansons: Cumulative Fatigue

The Hansons brothers (Keith and Kevin) built their system on a simple principle: the marathon is run on tired legs. Their training simulates that fatigue by stacking the toughest sessions back-to-back. Long runs are capped at 16 miles because — they argue — anything longer requires too much recovery, and the longer run isn't replicating the late-race fatigue anyway. The fatigue comes from the mid-week mileage.

Hansons weeks include:

• A "Something of Substance" workout (SOS) on Tuesday (intervals or strength workout)
• A tempo run Thursday
• A long run Sunday (16 miles peak)
• Most days are 8-10 miles easy

The cumulative volume — typically 50-65 mpw — means you arrive at Sunday's long run already tired, which simulates miles 18-26 of the marathon.

Pfitzinger: Threshold Volume

Pete Pfitzinger's approach is different. He emphasizes lactate threshold development through sustained tempo runs (often 7-10 miles at threshold pace), plus long runs up to 22 miles, often with significant marathon-pace miles embedded. His canonical plan, the 18/70 (18 weeks, 70-mile peak), has produced more sub-3 finishers than any other published plan.

Pfitzinger weeks include:

• A long midweek run with marathon-pace work (e.g., 13-15 miles with last 8 at marathon pace)
• A separate threshold or VO2max session
• A long run up to 22 miles, sometimes with marathon-pace miles in the last 8-14
• Lower volume on intermediate days

The total weekly volume is comparable to Hansons (50-85 mpw across his plans), but the distribution is different — more variation between hard and easy days, longer single runs, less constant mid-week pressure.

Side-by-Side Comparison

Which Plan Fits Which Runner

Pick Hansons if:

• Long runs over 16 miles destroy you for a week
• You can absorb constant mid-week mileage without breaking
• You're chasing 3:00-4:00 marathon goals and your weekly time budget caps at ~7-8 hours running
• You prefer a more "rhythmic" training week (similar runs on similar days)

Pick Pfitzinger if:

• You can handle 18-22 mile long runs without major recovery hit
• You're chasing sub-3 or BQ-level goals
• You have 9-12 hours per week for running
• You respond well to longer-duration aerobic work
• You want marathon-pace work embedded in your long runs

The Honest Verdict

Both work. The runners who succeed on Hansons would probably also succeed on Pfitzinger. The runners who fail on Hansons usually fail because of the cumulative volume, not the 16-mile cap. The runners who fail on Pfitzinger usually fail because the long runs accumulated too much damage.

For most runners, Pfitzinger produces faster results for marathons under 3:30 because of the marathon-pace volume. Hansons produces better recovery patterns and works well for lower-volume tolerant runners. Neither beats a good adaptive plan calibrated to the runner's actual fitness, schedule, and recovery — but as static plans, both are excellent.

For more on choosing between plans generally, see how to choose a running training plan.