Decision Workspace
real_float vs noisy_float vs approx_collections
Side-by-side comparison of Rust crates
47
real_float
growingv0.3.0
Floating point types that check for correctness and implement total ordering
59
noisy_float
growingv0.2.1
Contains floating point types that panic if they are set to an illegal value, such as NaN
63
approx_collections
growingv4.1.0
Collections using approximate floating-point comparison
Core Metrics
| real_float | noisy_float | approx_collections | |
|---|---|---|---|
| Health Score | 47 | 59 | 63 |
| Total Downloads | 55.6K | 9.1M | 2.6K |
| 30d Downloads | 8.2K | 565.4K | 120 |
| Dependents | 4 | 693 | 3 |
| Releases | 4 | 18 | 8 |
| Last Updated | 1407d ago | 80d ago | 14d ago |
| Age | 4y | 9y 7m | 8m |
Health Breakdown
real_float
Maintenance
7
Quality
17
Community
7
Popularity
6
Documentation
10
noisy_float
Maintenance
12
Quality
14
Community
13
Popularity
8
Documentation
12
approx_collections
Maintenance
18
Quality
19
Community
10
Popularity
4
Documentation
12
Technical Details
| real_float | noisy_float | approx_collections | |
|---|---|---|---|
| Version | 0.3.0 | 0.2.1 | 4.1.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 6 | 5 |
| Crate Size | 13KB | 20KB | 28KB |
| Features | 2 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2018 | 2024 |
| MSRV | — | — | 1.88.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •approx_collections leads with a health score of 63/100, but none of the options score above 80.
- •noisy_float has the most downloads (9.1M), suggesting wider adoption.
- •noisy_float is depended on by 693 crates — strongest ecosystem trust.
- •⚠ real_float has not been updated in over a year.
- •real_float, noisy_float are pre-1.0 — API may change.