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SIG SauerPistol OpticsMid-Range

SIG Romeo1 Pro

Full-size SIG optic for P320 X-series and similar platforms

7%+ off · tap the code to copy
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Price
$239
Weight
1.8 oz
Brand
SIG Sauer
Category
Pistol Optics

Capability Boosts

CQB+3
Low Light+2

Recommended For

Home Defense+5
Concealed Carry+5
self defense+5
cqb+5
Competition+3
Vehicle Operations+3

+14 more

Where to Buy

Compare current prices and availability from retailers we work with.

Some retailer data is older. Verify price and stock before buying.

Palmetto State Armory

SIG Sauer ROMEO1 PRO Red Dot 1x30mm 3 MOA, Black - SOR1P100

$249.99
Verify stock
4d ago
View offer
Optics Planet

SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight 3 MOA Dot Reticle Aircraft Grade Aluminum Black

7%+ off at checkout
$259.99
Unknown
1d ago
View offer

Price History

90-day low $221.53
$249.99$221.538/129/2611/10

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Overview

The SIG Romeo1 Pro targets the full-size pistol market with a large viewing window and robust construction. The steel shroud protects the optic from impacts while providing a corrosion-resistant exterior. The wide field of view makes target acquisition fast and intuitive, particularly for shooters transitioning from iron sights.

Designed to work seamlessly with SIG's P320 X-series and PRO slide cuts, the Romeo1 Pro offers integrated aesthetics and reliable function. The MOTAC system provides motion-activated power management, ensuring the optic is always ready while preserving battery life during storage.

Available in 3 MOA (precision) and 6 MOA (speed) dot options, the Romeo1 Pro suits different shooting styles. The large window is particularly beneficial for competition use where speed trumps absolute compactness. For P320 shooters who want a SIG-branded solution with excellent ergonomics, the Romeo1 Pro delivers.

Key Features

  • Large viewing window for fast acquisition
  • Steel protective shroud
  • 3 MOA or 6 MOA dot options
  • MOTAC motion-activated illumination
  • Top-loading CR1632 battery
  • 12 brightness settings
  • Fits SIG PRO RX and compatible P320 optic cuts
  • Point-source emitter technology

Pros

  • +Large window for easy acquisition
  • +Steel shroud durability
  • +Factory-matched to SIG PRO RX slide cuts
  • +MOTAC preserves battery
  • +Multiple dot size options
  • +SIG quality and support

Cons

  • −Proprietary SIG footprint
  • −No multi-reticle option
  • −Top-loading battery
  • −Larger than some competitors
  • −No solar backup

Detailed Specifications

Reticle
3 MOA or 6 MOA dot
Magnification
1x
Battery Type
CR1632 (top-loading)
Battery Life
20,000 hours
Waterproof Rating
IPX7
weight
1.0 oz
Length
1.8 inches
Objective Diameter
30mm
Mount Type
SIG PRO RX footprint; may vary on DeltaPoint Pro cuts
Adjustment Range
100 MOA windage / 100 MOA elevation
brightnessSettings
10 daylight + 2 NV

Pairs Well With

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Compatible Platforms

Compatibility Tags

optic-mount: dppfamily: handgunframe: sig-p320

Build Your Custom Configuration

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