Flat grade share
- Zeigler Kalamazoo Marathon
- Unavailable
Martian Invasion of Races Marathon vs Zeigler Kalamazoo Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofMartian Invasion of Races Marathon or Zeigler Kalamazoo Marathon — which comes out ahead?
Zeigler Kalamazoo Marathon has the stronger available profile on scenery score and conditions.
Route comparison snapshot
Martian Invasion of Races Marathon
- Mapped route
- Held Favoured
- Elevation profile
- Held Favoured
- course flatness
- 0.1%
- flat grade share
- 94.9%
- lower ascent
- 124 m
- climbing density
- 2.9 m/km
- net elevation
- 0 m
- maximum grade
- 6.6%
Zeigler Kalamazoo Marathon
- Mapped route
- Not held
- Elevation profile
- Not held
- course flatness
- Unavailable
- flat grade share
- Unavailable
- lower ascent
- Unavailable
- climbing density
- Unavailable
- net elevation
- Unavailable
- maximum grade
- Unavailable
| Metric | Martian Invasion of Races Marathon | Zeigler Kalamazoo Marathon |
|---|---|---|
| Flat grade share | 94.9% | Unavailable |
| GAP factor (% slower than flat) | 0.1% | Unavailable |
| Uphill share | 2.4% | Unavailable |
| Steep-up share | 0.1% | Unavailable |
| Downhill share | 2.7% | Unavailable |
| Total ascent (m) | 124 m | Unavailable |
| Climbing density (m/km) | 2.9 m/km | Unavailable |
| Longest climb length (m) | 210 m | Unavailable |
| Longest climb gain (m) | 7 m | Unavailable |
| Longest climb average grade | 3.4% | Unavailable |
| Total descent (m) | 124 m | Unavailable |
| Net elevation (m) | 0 m | Unavailable |
| Max absolute grade | 6.6% | Unavailable |
| Start elevation (m) | 178 m | Unavailable |
| Finish elevation (m) | 178 m | Unavailable |
| Scenic score | 30/100 | 100/100 ✓ |
| Conditions | 81/100 | 84/100 ✓ |
GAP factor (% slower than flat)
- Zeigler Kalamazoo Marathon
- Unavailable
Uphill share
- Zeigler Kalamazoo Marathon
- Unavailable
Steep-up share
- Zeigler Kalamazoo Marathon
- Unavailable
Downhill share
- Zeigler Kalamazoo Marathon
- Unavailable
Total ascent (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Climbing density (m/km)
- Zeigler Kalamazoo Marathon
- Unavailable
Longest climb length (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Longest climb gain (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Longest climb average grade
- Zeigler Kalamazoo Marathon
- Unavailable
Total descent (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Net elevation (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Max absolute grade
- Zeigler Kalamazoo Marathon
- Unavailable
Start elevation (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Finish elevation (m)
- Zeigler Kalamazoo Marathon
- Unavailable
Scenic score
- Zeigler Kalamazoo Marathon
- 100/100 Favoured
Conditions
- Zeigler Kalamazoo Marathon
- 84/100 Favoured
Only metrics available for at least one side are shown. A ✓ marks the better value for each metric (higher-is-better aware). Scores are out of 100 when available. Ascent, climbing density, max absolute grade and median finish describe course or field context and are not marked as better or worse.
Race facts that change the decision
| Fact | Martian Invasion of Races Marathon | Zeigler Kalamazoo Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-04-11 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date). |
| Location | Dearborn, Michigan | Kalamazoo, Michigan |
| Actual distance | 42.2 km | 42.2 km |
| raceindex.org mapped route held | Held | Not held |
| raceindex.org elevation profile held | Held | Not held |
| Course type | Laps | Loop |
| Surface | Paved roads and paved park paths | Paved roads (with a trail section on the Bicentennial Trail) |
| Elevation character | Pancake Flat | Rolling |
| Terrain | Road | Road |
| Scenery | Parkland, City, Riverside | City, Waterfront, Historic, Parkland, Lakeside, Forest, Riverside |
| Atmosphere | Festival, Community | Community, Festival, Scenic Tour |
| Technicality | Non Technical | Non Technical |
| Total ascent | 124 m | 227 m |
| Climbing density | 2.9 m/km | Unavailable |
| Total descent | 124 m | 227 m |
| Net elevation | 0 m | 0 m |
| Max absolute grade | 6.6% | Unavailable |
| Flat grade share | 94.9% | Unavailable |
| GAP factor | 0.1% | Unavailable |
| Cutoff | 6:30:00 | 6:30:00 |
| Latest finishers | 147 | Unavailable |
| Entry model | Open | Open |
| Qualifying status | Boston_equivalent | Boston_equivalent |
Schedule
- Martian Invasion of Races Marathon
Exact race date not confirmed. Event weekend starts 2026-04-11 (legacy event-level date).
- Zeigler Kalamazoo Marathon
Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date).
Location
- Martian Invasion of Races Marathon
- Dearborn, Michigan
- Zeigler Kalamazoo Marathon
- Kalamazoo, Michigan
Actual distance
- Martian Invasion of Races Marathon
- 42.2 km
- Zeigler Kalamazoo Marathon
- 42.2 km
raceindex.org mapped route held
- Martian Invasion of Races Marathon
- Held
- Zeigler Kalamazoo Marathon
- Not held
raceindex.org elevation profile held
- Martian Invasion of Races Marathon
- Held
- Zeigler Kalamazoo Marathon
- Not held
Course type
- Martian Invasion of Races Marathon
- Laps
- Zeigler Kalamazoo Marathon
- Loop
Surface
- Martian Invasion of Races Marathon
- Paved roads and paved park paths
- Zeigler Kalamazoo Marathon
- Paved roads (with a trail section on the Bicentennial Trail)
Elevation character
- Martian Invasion of Races Marathon
- Pancake Flat
- Zeigler Kalamazoo Marathon
- Rolling
Terrain
- Martian Invasion of Races Marathon
- Road
- Zeigler Kalamazoo Marathon
- Road
Scenery
- Martian Invasion of Races Marathon
- Parkland, City, Riverside
- Zeigler Kalamazoo Marathon
- City, Waterfront, Historic, Parkland, Lakeside, Forest, Riverside
Atmosphere
- Martian Invasion of Races Marathon
- Festival, Community
- Zeigler Kalamazoo Marathon
- Community, Festival, Scenic Tour
Technicality
- Martian Invasion of Races Marathon
- Non Technical
- Zeigler Kalamazoo Marathon
- Non Technical
Total ascent
- Martian Invasion of Races Marathon
- 124 m
- Zeigler Kalamazoo Marathon
- 227 m
Climbing density
- Martian Invasion of Races Marathon
- 2.9 m/km
- Zeigler Kalamazoo Marathon
- Unavailable
Total descent
- Martian Invasion of Races Marathon
- 124 m
- Zeigler Kalamazoo Marathon
- 227 m
Net elevation
- Martian Invasion of Races Marathon
- 0 m
- Zeigler Kalamazoo Marathon
- 0 m
Max absolute grade
- Martian Invasion of Races Marathon
- 6.6%
- Zeigler Kalamazoo Marathon
- Unavailable
Flat grade share
- Martian Invasion of Races Marathon
- 94.9%
- Zeigler Kalamazoo Marathon
- Unavailable
GAP factor
- Martian Invasion of Races Marathon
- 0.1%
- Zeigler Kalamazoo Marathon
- Unavailable
Cutoff
- Martian Invasion of Races Marathon
- 6:30:00
- Zeigler Kalamazoo Marathon
- 6:30:00
Latest finishers
- Martian Invasion of Races Marathon
- 147
- Zeigler Kalamazoo Marathon
- Unavailable
Entry model
- Martian Invasion of Races Marathon
- Open
- Zeigler Kalamazoo Marathon
- Open
Qualifying status
- Martian Invasion of Races Marathon
- Boston_equivalent
- Zeigler Kalamazoo Marathon
- Boston_equivalent
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.