Most Popular AR-15 Optics, October 2026
The optics builders picked most for their AR-15 builds so far in October 2026. EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN led the slot with 17.4% of all optic picks. Many different optics were picked, so this ranks what people chose, not what we stock.
From the GunPartPicker build log · recomputed every 6 hours ·
What builders picked so far in October 2026
| # | optic | Share |
|---|---|---|
| 1 | 17.4% | |
| 2 | 6.4% | |
| 3 | 5.6% | |
| 4 | 4.1% | |
| 4 | 4.1% | |
| 6 | 3.8% | |
| 6 | 3.8% | |
| 8 | 3.1% | |
| 9 | 2.8% | |
| 10 | 2.6% |
Share is of every optic pick that month. Paid is the median price shown at the moment builders selected the part, not today's price.
What moved since September 2026
Picks in this slot ran down 66% on September 2026, with this month still running.
- Vortex Defender-ST 3MOA Micro Red Dot w/ Delta Point PRO Footprint - DFST-MRD3+2.8 pts6.4% of picks, #6 to #2
- Holosun HE530G 30mm Red Dot Sight+2.3 pts3.8% of picks, #14 to #6
- Holosun HS515GM Multi-Reticle Red Dot Sight+1.5 pts4.1% of picks, #10 to #4
- EOTECH XPS2 Holographic Sight, Tan - XPS2-0TAN-1.8 pts3.8% of picks, #2 to #6
- EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN-1.4 pts17.4% of picks, holding #1
- EOTECH EXPS3-2 HWS and G43 Magnifier-1.4 pts2.8% of picks, #4 to #9
What builders pay for an optic
Median $470, with half of all picks between $255 and $996. These are the prices shown at the moment each part went into a build in October 2026, so they reflect what people actually chose to spend rather than what the catalog averages.
- Budget end
- $255
- 25th percentile
- Median
- $470
- typical pick
- Upper end
- $996
- 75th percentile
How we know
GunPartPicker records the part, the slot and the price every time someone adds a component to a build. This page ranks those picks in the optic slot so far in October 2026. Nothing here is editorial and nothing can be paid for: a part ranks because people chose it.
Common questions
What is the most popular AR-15 optic?
EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN was picked most in October 2026, taking 17.4% of all optic picks on GunPartPicker that month. It ranked 1st in September 2026.
How much do builders spend on an AR-15 optic?
The median price at the moment of selection was $470 in October 2026. Half of all picks fell between $255 and $996.
How concentrated is this slot?
Many different optics were picked in October 2026, and the top 10 took 53.7% of all picks between them. Red dots and holographic sights, the slot where the most money per pick is spent after the upper.
Where does this data come from?
Every pick counted here is a part someone added to a build on GunPartPicker. It is not a sales ranking, an editor's list or a sponsored placement, and nothing on this page can be bought into. The numbers are recomputed from the build log every six hours.