- GAP factor
- -2.3%
- Ascent
- 42 m
- Climb density
- 2.0 m/km
- Descent
- 143 m
- Net elevation
- -101 m
- Max absolute grade
- 8.1%
As of
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The lowest gap factor relays, ranked from trusted raw-elevation route profiles across 65 qualifying races.
Ranking current as ofSpurs Austin International Half (fka 3M Half Marathon) leads this ranking on gap factor (-2.3%).
Compare Spurs Austin International Half (fka 3M Half Marathon) vs Generali Genève Marathon
| # | Race | GAP factor | Ascent | Climb density | Descent | Net elevation | Max absolute grade | As of |
|---|---|---|---|---|---|---|---|---|
| 1 | Spurs Austin International Half (fka 3M Half Marathon) Relay - texas | -2.3% | 42 m | 2.0 m/km | 143 m | -101 m | 8.1% | |
| 2 | Generali Genève Marathon Relay - switzerland | -0.3% | 183 m | 4.3 m/km | 236 m | -53 m | 9.0% | |
| 3 | Med City Marathon, presented by ActivePT (Rochester, MN) Relay - minnesota | -0.2% | 319 m | 7.6 m/km | 397 m | -78 m | 14.3% | |
| 4 | Belfast City Marathon Relay - northern-ireland | -0.1% | 177 m | 4.2 m/km | 198 m | -22 m | 5.4% | |
| 5 | Daytona 100 Ultramarathon (Jacksonville Beach to Ponce Inlet) Relay - florida | -0.0% | 39 m | 0.2 m/km | 40 m | -1 m | 1.7% | |
| 6 | Palmetto Relay /200 (Columbia) - south-carolina | -0.0% | 993 m | 3.1 m/km | 1,106 m | -112 m | 16.1% | |
| 7 | Run Rome The Marathon Relay - italy | 0.1% | 135 m | 3.2 m/km | 144 m | -9 m | 9.9% | |
| 8 | Mississippi River Marathon Relay - mississippi | 0.1% | 36 m | 1.7 m/km | 36 m | 0 m | 6.1% | |
| 9 | Tirol läuft (Innsbruck) Relay - austria | 0.1% | 50 m | 3.3 m/km | 52 m | -2 m | 5.6% | |
| 10 | NN Night Run Ostrava Relay - czechia | 0.1% | 51 m | 5.1 m/km | 54 m | -3 m | 4.9% | |
| 11 | JSRC RunAPalooza (Asbury Park Half Marathon) Relay - new-jersey | 0.2% | 130 m | 3.1 m/km | 128 m | 2 m | 9.5% | |
| 12 | Toulouse Métropole Run Experience Relay - france | 0.2% | 209 m | 5.0 m/km | 219 m | -10 m | 8.5% | |
| 13 | Bari Med Marathon Relay - italy | 0.2% | 97 m | 4.6 m/km | 99 m | -3 m | 6.3% | |
| 14 | Haspa Marathon Hamburg Relay - germany | 0.2% | 155 m | 3.7 m/km | 155 m | 0 m | 5.5% | |
| 15 | TBK Bank Quad Cities Marathon Relay - iowa | 0.2% | 180 m | 4.3 m/km | 185 m | -5 m | 9.0% | |
| 16 | Mein Freiburg Marathon Relay - germany | 0.2% | 105 m | 5.0 m/km | 104 m | 1 m | 6.2% | |
| 17 | Wizz Air Milano Marathon Relay - italy | 0.3% | 145 m | 3.4 m/km | 136 m | 9 m | 6.2% | |
| 18 | DICK'S Sporting Goods Pittsburgh Marathon Relay - pennsylvania | 0.3% | 154 m | 3.6 m/km | 154 m | 0 m | 12.0% | |
| 19 | Vienna City Marathon Relay - austria | 0.3% | 118 m | 2.8 m/km | 108 m | 11 m | 6.6% | |
| 20 | YMCA Harrisburg Marathon, Half, and Relay Presented by Enders Insurance - pennsylvania | 0.3% | 176 m | 4.2 m/km | 176 m | -0 m | 11.8% | |
| 21 | Mercy Health Glass City Marathon Relay - ohio | 0.3% | 195 m | 4.6 m/km | 191 m | 4 m | 6.9% | |
| 22 | Stuttgart-Lauf Relay - germany | 0.3% | 100 m | 4.7 m/km | 100 m | -1 m | 9.8% | |
| 23 | Marathon Vert Rennes Relay - france | 0.3% | 192 m | 4.6 m/km | 191 m | 1 m | 7.8% | |
| 24 | Energa Gdańsk Maraton Relay - poland | 0.3% | 224 m | 5.3 m/km | 226 m | -1 m | 7.8% | |
| 25 | Red, White and Blue Half Marathon - Shreveport Relay - louisiana | 0.3% | 61 m | 4.7 m/km | 61 m | 0 m | 7.7% | |
| 26 | SPAR Budapest Marathon Relay - hungary | 0.3% | 188 m | 4.5 m/km | 182 m | 5 m | 15.5% | |
| 27 | Helsinki City Marathon Relay - finland | 0.4% | 226 m | 5.4 m/km | 220 m | 6 m | 8.3% | |
| 28 | ZeroWind Romeo&Giulietta Run Half Marathon (Verona) Relay - italy | 0.4% | 55 m | 2.6 m/km | 42 m | 12 m | 7.3% | |
| 29 | Capital City River Run Relay - michigan | 0.5% | 140 m | 6.7 m/km | 141 m | -1 m | 7.3% | |
| 30 | Büchl Éjszakai Félmaraton (Győr) Relay - hungary | 0.5% | 144 m | 6.8 m/km | 143 m | 1 m | 7.2% | |
| 31 | Milton Keynes Marathon Relay - south-east | 0.6% | 318 m | 7.5 m/km | 320 m | -2 m | 7.8% | |
| 32 | Rimi Riga Marathon Relay - latvia | 0.6% | 273 m | 6.5 m/km | 272 m | 1 m | 20.5% | |
| 33 | Marathon des Alpes-Maritimes Nice-Cannes Relay - france | 0.6% | 308 m | 7.3 m/km | 310 m | -2 m | 11.8% | |
| 34 | Kettle Moraine 100 Endurance Runs Relay - wisconsin | 0.6% | 1,034 m | 6.4 m/km | 1,034 m | -0 m | 16.3% | |
| 35 | FirstEnergy Akron Marathon Relay - ohio | 0.7% | 350 m | 8.3 m/km | 355 m | -6 m | 13.8% | |
| 36 | Greifenseelauf Uster Relay - switzerland | 0.8% | 108 m | 5.1 m/km | 90 m | 18 m | 7.8% | |
| 37 | Mississippi Blues Marathon Relay - mississippi | 0.8% | 401 m | 9.5 m/km | 399 m | 2 m | 10.2% | |
| 38 | Maine Marathon (Portland) Relay - maine | 0.9% | 357 m | 8.5 m/km | 358 m | 0 m | 15.5% | |
| 39 | Mankato Marathon Relay - minnesota | 0.9% | 423 m | 10.0 m/km | 484 m | -61 m | 20.3% | |
| 40 | Sparkassen-Phoenix-Halbmarathon Dortmund Relay - germany | 0.9% | 205 m | 9.7 m/km | 205 m | -1 m | 8.8% | |
| 41 | Rochester Regional Health Flower City Half Marathon Relay - new-york | 1.1% | 200 m | 9.5 m/km | 201 m | -0 m | 16.6% | |
| 42 | Lean Horse Ultra Marathon Relay - south-dakota | 1.3% | 1,791 m | 11.1 m/km | 1,781 m | 10 m | 26.2% | |
| 43 | Vltava Run Relay - czechia | 1.3% | 5,230 m | 13.9 m/km | 6,136 m | -906 m | 25.9% | |
| 44 | NN Ultrabalaton Relay - hungary | 1.4% | 2,073 m | 9.9 m/km | 2,074 m | -1 m | 25.0% | |
| 45 | Course de l'Escalade (Genève) Relay - switzerland | 1.4% | 91 m | 11.8 m/km | 96 m | -4 m | 10.9% | |
| 46 | Cedar Rapids Marathon Relay - iowa | 1.4% | 454 m | 10.8 m/km | 455 m | -1 m | 15.8% | |
| 47 | Mount Desert Island Marathon, Half & Relay - maine | 1.5% | 526 m | 12.5 m/km | 527 m | -1 m | 18.7% | |
| 48 | Flying Pig Marathon Relay - ohio | 1.6% | 424 m | 10.0 m/km | 427 m | -4 m | 32.4% | |
| 49 | Haulin' Aspen Trail Race Relay - oregon | 2.4% | 747 m | 17.7 m/km | 780 m | -33 m | 19.7% | |
| 50 | Reims Champagne Run Relay - france | 2.8% | 1,343 m | 15.4 m/km | 1,333 m | 9 m | 21.0% | |
| 51 | Lake Tahoe Marathon Relay - nevada | 3.1% | 1,912 m | 16.5 m/km | 1,939 m | -27 m | 44.7% | |
| 52 | Telekom Vivicittá (Budapest) Relay - hungary | 3.1% | 114 m | 19.0 m/km | 113 m | 1 m | 14.3% | |
| 53 | Queen Bee Half Marathon (Cincinnati) Relay - ohio | 3.1% | 146 m | 22.7 m/km | 164 m | -17 m | 16.8% | |
| 54 | Fjordkraft Bergen City Marathon Relay - norway | 3.1% | 389 m | 18.5 m/km | 388 m | 1 m | 24.1% | |
| 55 | Adamant Half Marathon Relay - vermont | 3.6% | 459 m | 21.8 m/km | 472 m | -13 m | 15.6% | |
| 56 | Spokane River Run Relay - washington | 3.8% | 925 m | 18.5 m/km | 925 m | 0 m | 25.9% | |
| 57 | NipMuck Trail Marathon Relay - connecticut | 4.3% | 878 m | 20.7 m/km | 863 m | 15 m | 29.4% | |
| 58 | Columbia Gorge Marathon Relay - oregon | 4.4% | 434 m | 20.6 m/km | 434 m | 0 m | 25.6% | |
| 59 | Tecumseh Trail Marathon (Tecumseh Trail Challenge), Nashville Indiana Relay - indiana | 5.8% | 1,196 m | 23.9 m/km | 1,195 m | 0 m | 24.5% | |
| 60 | Highland Fling Race (Milngavie) Relay - scotland | 6.1% | 1,939 m | 22.8 m/km | 1,758 m | 181 m | 29.5% | |
| 61 | Endurancelife Classic Quarter (Cornwall Coastal Ultra) Relay - south-west | 8.3% | 1,916 m | 27.1 m/km | 1,884 m | 31 m | 45.0% | |
| 62 | Foot Levelers Blue Ridge Marathon Relay - virginia | 14.0% | 1,523 m | 36.1 m/km | 1,523 m | 0 m | 92.0% | |
| 63 | Sljemenski Maraton (Zagreb) Relay - croatia | 23.0% | 2,187 m | 52.1 m/km | 2,188 m | -1 m | 54.7% | |
| 64 | Tenerife Bluetrail by UTMB Relay - spain | 25.5% | 2,437 m | 51.8 m/km | 3,185 m | -748 m | 70.4% | |
| 65 | Unicaja Ultra Sierra Nevada Relay - spain | 1581.5% | 3,953 m | 39.5 m/km | 2,529 m | 1,423 m | 373.4% |
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65 qualifying races in this ranking; use the distance catalogue to search the full distance list. Scores are out of 100 when present; route, elevation and cost figures are shown in their natural units.
Races are ranked by GAP factor. Score metrics use methodology scoring-methodology-v1.0. Elevation rankings use only trusted raw-elevation course profiles. A ranking is only published when at least five races qualify, so the table is never padded with thin data.
Spurs Austin International Half (fka 3M Half Marathon) Relay ranks first by gap factor, from 65 qualifying races compared under our published methodology.