Trending Optics
The most popular AR-15 optics this week, ranked by builder interest.
Updated · ranked by real data
Optics: most added in August 2026
The parts builders added most in August 2026, ranked from every build on GunPartPicker.
- 1.EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight - HHSGRNEOTech · Optic
- 2.EOTECH XPS2 Holographic Sight, Tan - XPS2-0TANEOTech · Optic
- 3.SIG Sauer Romeo 5XDR Gen II Red Dot Dot w/ Juliet 5 Micro Magnifier - SORJ5X201Sig Sauer · Optic
- 4.Vortex Defender-ST 3MOA Micro Red Dot w/ Delta Point PRO Footprint - DFST-MRD3Vortex Optics · Optic
- 5.SIG Sauer Romeo 5 Gen II Red Dot, Black - SOR5101Sig Sauer · Optic
- 6.Vortex Defender-ST Micro 6 MOA Red Dot Sight, Black - DFST-MRD6Vortex Optics · Optic
- 7.Vortex Optics StrikeFire II Bright Red Dot Sight - 4 MOA - Cantilever MountVortex Optics · Optic
- 8.Vortex Optics AMG UH-1 Gen II Holographic SightVortex Optics · Optic
- 9.Trijicon ACOG 4x32mm Scope - Dual Illuminated Chevron - RedTrijicon · Optic
- 10.Vortex Optics StrikeFire II Red / Green Dot Sight - 4 MOAVortex Optics · Optic
Updated · counts come from real builds on GunPartPicker
Most Popular AR-15 Optics This Week
These rankings update every 30 minutes based on what GunPartPicker visitors are actually clicking through to buy — not just browsing. Compare prices and stock status across all our partner merchants in one place, and use the Sort menu to switch between Today's data and the full week or to reorder by price.
Optic
Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN
$1289.00
Optic
EOTech XPS2 Holographic Sight, Tan - XPS2-0TAN
$579.99
Optic
Holosun HE530G 30mm Red Dot Sight
$469.99
Optic
Sig Sauer Romeo 5XDR Gen II Red Dot Dot w/ Juliet 5 Micro Magnifier - SORJ5X201
$269.99
Optic
Vortex Optics StrikeFire II Bright Red Dot Sight - 4 MOA - Cantilever Mount
$169.99
Optic
Vortex Defender-ST 3MOA Micro Red Dot w/ Delta Point Pro Footprint - DFST-MRD3
$254.99
Optic
Viridian Venta Green Dot Sight 1x22mm 3 MOA Dot
$149.00
Optic
EOTECH EXPS3-2 HWS and G43 Magnifier
$1165.19
Optic
EOTECH EXPS3-4 HWS and G45 Magnifier
$1315.00
Optic
Holosun Ronin AEMS MAX Green Dot Multi-Reticle 32 ...
$569.99
Optic
Sightmark Mini Shot A-Spec M2 Red-Dot Sight 1x23mmx16mm - Precision 1 MOA Dot Reflex Sight for Enhanced Accuracy - SM26047
$239.97
Optic
CompM5 2 MOA Red Dot Reflex Sight W/Spacer & LRP Mount Black
$1182.99
Optic
Eotech EXPS3 1x30.5mm x 21.6mm Holographic Hybrid Red Dot Sight, Tan - EXPS32T
$815.00
Optic
Sig Sauer Romeo5 Gen II & Juliet 3 Micro Magnifier Combo, Black - SORJ5101
$266.99
Optic
Holosun HE509T Elite Enclosed Red Dot Reflex Sight, Black - HE509T-RD X2
$429.99
Optic
TRUGLO Triton 30mm Red Dot Sight - Standard Mount - Tri-Color 3 MOA Dot
$68.31
Optic
Holosun HS510C Red Dot & HM3X Magnifier Combo
$484.99
Optic
Holosun HS515GM Multi-Reticle Red Dot Sight
$319.99
Optic
Trijicon ACOG 4x32mm Scope - Dual Illuminated Chevron - Red
$967.99
Optic
EOTECH VUDU 4-12X36 FFP ULTRA SHORT MR5 EFLX
$1211.25
Optic
SIG Sauer Romeo4XT PRO MSR Red Dot 1x20mm .50 MOA - SOR44001
$579.99
Optic
Crimson Trace CTS-1250 Compact Open Reflex Red Dot Sight 3.25 MOA - CTS-1250
$67.99
Optic
Sightmark Core Shot A-Spec FMS 1x28x18mm Red Dot Sight - SM26017
$129.97
Optic
Vortex Defender-ST Micro 6 MOA Red Dot Sight, Black - DFST-MRD6
$254.99