Celestron Omni XLT 120 vs Celestron PowerSeeker 127EQ: specs compared
Updated 05 September 2026.
127 mm
Celestron PowerSeeker 127EQ wins on aperture
On aperture, Celestron PowerSeeker 127EQ leads: 127 mm versus 120 mm.
| Spec | Celestron Omni XLT 120 | Celestron PowerSeeker 127EQ |
|---|---|---|
| Aperture | 120 mm (4.72 in) | 127 mm (5 in) |
| Focal length | 1000 mm | 1000 mm |
| Focal ratio | f/8.3 | f/7.87 |
| Optical design | Achromatic refractor | Newtonian reflector (spherical primary, Bird-Jones) |
| Focuser / eyepiece barrel | 1.25 in and 2 in focuser (2 in visual back with 1.25 in adapter) | 1.25 in focuser |
| Mount | CG-4 German equatorial | Manual German equatorial |
| Highest useful magnification (published) | 283x | 300x |
Questions and answers
Which has the higher aperture, Celestron Omni XLT 120 or Celestron PowerSeeker 127EQ?
On aperture, Celestron PowerSeeker 127EQ leads: 127 mm versus 120 mm.
How do Celestron Omni XLT 120 and Celestron PowerSeeker 127EQ compare?
On aperture, Celestron PowerSeeker 127EQ leads: 127 mm versus 120 mm.