Askar SQA55 Telescope 55mm Aperture F4.8 Quintuplet Air-Spaced SD Glass Petzval vs Celestron NexStar 4SE

The Celestron NexStar 4SE is the clear winner for most amateur astronomers. Its significantly larger 101.6mm aperture gathers nearly four times more light than the Askar SQA55, translating directly to superior performance across planetary, deep sky, and astrophotography observations. While the Askar SQA55 excels as a lightweight grab-and-go refractor, its diminutive aperture severely limits its capabilities, and its scores reflect this reality; it struggles particularly in astrophotography and planetary observing.

The single most important differentiator is aperture size. The NexStar 4SE's 101.6mm objective versus the SQA55's 55mm fundamentally determines light-gathering power and image quality, which outweighs the Askar's better portability. The Askar SQA55 suits observers who prioritize hiking to dark sites and demand minimal setup complexity over observing performance.

The Celestron NexStar 4SE belongs with serious beginners and intermediate observers who want GoTo convenience, superior optics, and versatile performance across all observing categories. Buy the NexStar 4SE unless you absolutely require a sub-6-kilogram telescope; its lower price, higher scores, and greater light-gathering power make it the smarter investment.