Pentax 21340
The 150-450mm zoom reaches an effective 675mm on APS-C bodies, and its 21-seal weather-resistant build ensures reliable operation in harsh field conditions. Extra-low dispersion glass and HD coatings deliver sharp, high-contrast images while the Quick-Shift Focus system allows instant manual override. This lens is best for wildlife and sports photographers using Pentax DSLRs who need rugged, long-reach telephoto performance.
Resumen
Ventajas y desventajas
Ventajas
- Strong versatility (82nd percentile) 82nd
- Strong optical (80th percentile) 80th
Desventajas
- Below average aperture (8th percentile)
- Below average build (11th percentile)
- Below average bokeh (19th percentile)
- Below average user sentiment (30th percentile)
Opinión de los propietarios
Cómo cambió la opinión de los propietarios con el tiempo
ExclusivaSegún cuándo escribieron realmente sus opiniones los clientes, para ver si los elogios iniciales se mantuvieron.
Basado en 8 opiniones de clientes con fecha, agrupadas por trimestre natural. El análisis por periodo está en inglés.
Las pruebas
Rendimiento
Especificaciones
Especificaciones completas
Optics
| Type | Super-telephoto |
| Focal Length Min | 150 |
| Focal Length Max | 450 |
| Elements | 14 |
| Groups | 11 |
| ED Elements | 4 |
| Coating | HD-Beschichtung |
Aperture
| Max Aperture | f/27 |
| Min Aperture | 4.5-5.6 |
| Constant | No |
| Diaphragm Blades | 9 |
Build
| Mount | Pentax K |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 2.3 kg / 5.1 lbs |
| Filter Thread | 86 |
AF & Stabilization
| AF Type | DC |
| Stabilization | No |
Focus
| Min Focus Distance | 2000 |
| Max Magnification | 1:4.55 |
Frente a la competencia
| Spec | Pentax 21340 | Nikon NIKKOR Z 17-28mm f/2.8 | Tamron Di III 28-75mm f/2.8 VXD G2 | Sigma Contemporary 10-18mm f/2.8 DC DN | Panasonic Leica DG Vario-Elmarit H-ES12060 | Canon RF 28-70mm f/2.8 IS STM |
|---|---|---|---|---|---|---|
| Focal Length | 150-450mm | 17-28mm | 28-75mm | 10-18mm | 12-60mm | 28-70mm |
| Max Aperture | f/27 | f/2.8 | f/2.8 | f/2.8 | f/2.8 | f/22 |
| Mount | Pentax K | Nikon Z | Sony E | Sony E | Micro Four Thirds | Canon RF |
| Stabilization | false | false | false | false | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 2313 | 450 | 540 | 260 | 320 | 495 |
| AF Type | DC | Stepping Motor | VXD | Autofocus | linear motor | STM |
| Lens Type | super-telephoto | zoom | zoom | zoom | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Producto | AF | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Valoración social | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Pentax 21340 | 54.6 | 19.3 | 10.5 | 34 | 80.3 | 8.1 | 29.8 | 81.5 | 64.6 | 38 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 87 | 88.1 | 73.6 | 86.3 | 87 | 85.8 | 90.8 | 68.1 | 64.5 | 38 |
| Tamron Di III 28-75mm f/2.8 VXD G2 Compare | 54.6 | 88.1 | 67.2 | 87.3 | 87.8 | 85.8 | 80.4 | 78.2 | 83.1 | 38 |
| Sigma Contemporary 10-18mm f/2.8 DC DN Compare | 54.6 | 83.5 | 87.3 | 93.3 | 81.6 | 85.8 | 80.4 | 69.1 | 68.8 | 38 |
| Panasonic Leica DG Vario-Elmarit H-ES12060 Compare | 98 | 88.1 | 83.1 | 50.4 | 90.2 | 85.8 | 44.2 | 93.1 | 63.5 | 83.2 |
| Canon RF 28-70mm f/2.8 IS STM Compare | 87 | 25.9 | 70.2 | 80.4 | 85 | 22.6 | 98.1 | 77.2 | 87.9 | 98.5 |
Precio
Relación calidad-precio
Seguimos los precios de este producto desde el 4 jun 2026. El gráfico aparecerá cuando tengamos más datos.
Puntuaciones por uso
Pronto habrá un análisis completo. Las especificaciones, puntuaciones, precios y gráficos de arriba siempre están actualizados.
