Comparison: Lensbaby Spark vs NiSi 15mm F4 Asph
| Lensbaby Spark | NiSi 15mm F4 Asph | |
 |  | |
| Brand | Lensbaby | NiSi Cinema |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 470 |
| Lensbaby Spark | NiSi 15mm F4 Asph | |
| | |
| Brand | Lensbaby | NiSi Cinema |
| See Lowest Price | See Lowest Price | |
| Vikt | - | 470 |