By our 5-axis Green Score, the RBC Brooklyn Half is the easier race — 7.8/10 vs 7.3/10 for the United Airlines NYC Half (a 0.5-point gap). The biggest difference is entry, where the RBC Brooklyn Half has the edge. Scores come from elevation profiles, 10 years of race-morning weather, entry odds, and field size — the full method is on the methodology page.
| Score (10 = easiest) | RBC Brooklyn Half | United Airlines NYC Half |
|---|---|---|
| Green Score (overall) | 7.8 | 7.3 |
| First-timer score | 8.3 | 7.9 |
| Terrain | 8.3 | 6.3 |
| Climate | 8.0 | 10.0 |
| Entry | 8.4 | 5.2 |
| Travel | 5.0 | 5.0 |
| Field & support | 9.0 | 9.0 |
| Distance | half marathon | half marathon |
| Date | May 15, 2027 | March 21, 2027 |
| Location | Brooklyn, NY | New York, NY |
| Typical race-day weather (10-yr) | 60°F / dew 50°F | 40°F / dew 28°F |
| Elevation gain | 262 ft | 574 ft |
| Field size | 27,000 | 25,000 |
| Entry | lottery | lottery |
| Entry fee | $135 | $150 |
| Boston qualifier course | No | No |
Sign in and connect Strava to see your projected finish time and qualifying odds at both races — heat- and course-adjusted to race day.