Quick Tip: Red Dot vs Holographic Sight - What's the Difference?

Published on August 11, 2021
Duration: 4:02

This guide, presented by Caleb from Brownells, details the key differences between red dot and holographic sights. It covers manufacturing costs, durability, battery life, size, reticle size, and how reticles behave under magnification. While both are durable, red dots offer longer battery life and smaller form factors, whereas holographic sights provide a more consistent reticle size under magnification.

Quick Summary

Red dot sights project an LED image and are generally cheaper, smaller, and have longer battery life (years). Holographic sights use a laser/mirror system, are more expensive, but their reticle (e.g., 1 MOA) remains constant under magnification, unlike red dots where the dot size increases. Both are highly durable.

Chapters

  1. 00:00Introduction: Red Dot vs. Holographic
  2. 00:21Price and Manufacturing Differences
  3. 00:56Durability Comparison
  4. 01:27Battery Life Comparison
  5. 02:10Size and Weight Considerations
  6. 02:56Reticle and Magnification Behavior

Frequently Asked Questions

What is the main difference in how red dot and holographic sights work?

Red dot sights project an LED image onto a lens, making them simpler and often cheaper. Holographic sights use a more complex laser and mirror system, which contributes to their higher cost and unique reticle behavior.

How does magnification affect the reticle in red dot vs. holographic sights?

When magnified, the dot in a red dot sight increases in size. In contrast, a holographic sight's reticle (e.g., 1 MOA) remains the same size regardless of magnification, offering a more consistent aiming point.

Which type of sight has better battery life: red dot or holographic?

Red dot sights generally boast significantly longer battery life, often lasting for years on a single battery. Holographic sights typically have a battery life measured in months, which is still substantial but notably less.

Are holographic sights more durable than red dot sights?

According to Brownells' expert, both high-end red dot sights (like Aimpoint) and holographic sights (like EOTech) are extremely durable and battle-proven. Durability is not considered a major differentiator between top brands in this category.

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