Sky-Watcher Classic 250P (10-inch Dobsonian) vs Sky-Watcher Heritage 130P: specs compared
Updated 05 September 2026.
254 mm
Sky-Watcher Classic 250P (10-inch Dobsonian) wins on aperture
On aperture, Sky-Watcher Classic 250P (10-inch Dobsonian) leads: 254 mm versus 130 mm.
| Spec | Sky-Watcher Classic 250P (10-inch Dobsonian) | Sky-Watcher Heritage 130P |
|---|---|---|
| Aperture | 254 mm (10 in) | 130 mm (5.12 in) |
| Focal length | 1200 mm | 650 mm |
| Focal ratio | f/4.7 | f/5 |
| Optical design | Newtonian reflector (parabolic primary) | Newtonian reflector (parabolic primary, collapsible) |
| Focuser / eyepiece barrel | 2 in Crayford focuser with a 1.25 in adapter | 1.25 in helical focuser |
| Mount | Manual Dobsonian base | Tabletop Dobsonian (azimuth base) |
| Highest useful magnification (2x aperture rule) | about 508x | about 260x |
| Optical tube weight | 30 lb |
Questions and answers
Which has the higher aperture, Sky-Watcher Classic 250P (10-inch Dobsonian) or Sky-Watcher Heritage 130P?
On aperture, Sky-Watcher Classic 250P (10-inch Dobsonian) leads: 254 mm versus 130 mm.
How do Sky-Watcher Classic 250P (10-inch Dobsonian) and Sky-Watcher Heritage 130P compare?
On aperture, Sky-Watcher Classic 250P (10-inch Dobsonian) leads: 254 mm versus 130 mm.