There's no single “better” race — it depends on what you want out of the day. Key West is beginner-friendly half (moderate course, low friction); Life Time Miami is great first half (moderate course, low friction). Here's who wins by goal.
| If your goal is… | Pick | Why |
|---|---|---|
| A fast time / Boston | Life Time Miami | flatter course, cooler typical morning |
| A first marathon | Life Time Miami | more forgiving on debut day |
| Easiest entry | Key West | less lottery / qualifier friction |
| Crowd & support | Life Time Miami | bigger field, more on-course energy |
| Lower trip cost | Life Time Miami | cheaper all-in from South Florida |
Cost and travel are estimated from South Florida; your own origin may flip the trip-cost row. Full method on the methodology page.
| Score (10 = easiest) | Key West Half Marathon | Life Time Miami Half |
|---|---|---|
| Green Score (overall) | 7.9 | 8.9 |
| First-timer score | 7.7 | 8.7 |
| Terrain | 10.0 | 10.0 |
| Climate | 5.0 | 6.5 |
| Entry | 10.0 | 10.0 |
| Travel | 9.0 | 10.0 |
| Field & support | 6.0 | 9.5 |
| Distance | half marathon | half marathon |
| Date | January 17, 2027 | January 31, 2027 |
| Location | Key West, FL | Miami, FL |
| Typical race-day weather (10-yr) | 70°F / dew 62°F | 67°F / dew 60°F |
| Elevation gain | 16 ft | 82 ft |
| Field size | 1,800 | 15,000 |
| Entry | open | open |
| Entry fee | $110 | $175 |
| 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.