The M&P 40 is a reliable and powerful handgun favored by law enforcement and gun enthusiasts alike. When it comes to enhancing the accuracy and precision of this firearm, the choice of sight can make all the difference. With so many options available on the market, choosing the best sight for M&P 40 can be a challenge. This article delves into the top-rated sights designed specifically for this firearm to make the selection process easier. Whether you are a seasoned shooter or a beginner, upgrading your sight will undoubtedly improve your shooting game. So, let’s explore the best sights that can help you achieve your shooting goals with the M&P 40.
Comparisons Table Of Best Sight For M&P 40
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1. Sharpshooters Unite: TRUGLO Fiber-Optic Sights for Smith & Wesson Pistols
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Upgrade your Smith & Wesson M&P and SD models with these fiber-optic sights. Designed for use in low-light conditions, the fiber-optics provide bright aiming points that are impossible to miss. With a Tri-Dot aiming system and contrasting front and rear colors, these sights make it easy to get the perfect shot.
The concealed fiber is only visible to the shooter, so your target won’t see any distracting sights. The snag-resistant design also ensures that the sights won’t get caught on anything while you draw or holster your firearm. These sights fit standard holsters, making them the perfect upgrade for anyone who wants to improve their accuracy, even in low-light situations.
Features
- Fiber-optic sights for Smith & Wesson M&P and SD models
- Designed for use in low-light conditions
- Tri-Dot aiming system with contrasting front and rear colors
- Concealed fiber is only visible to the shooter
- Snag-resistant design
- Fits standard holsters
- Improves accuracy in low-light situations
Pros
- Provides bright aiming points in low-light conditions
- Tri-Dot aiming system and contrasting colors make it easy to aim
- Concealed fiber optics are only visible to the shooter
- Snag-resistant design prevents sights from getting caught on anything
- Fits standard holsters
Cons
- May require professional installation
- Only compatible with Smith & Wesson M&P and SD models, limiting its use for other firearms
Yes, these fiber-optic sights are designed specifically to fit Smith & Wesson M&P and SD models.
The fiber-optic sight system works by using a concealed fiber that is only visible to the shooter. The fiber collects ambient light and focuses it into a bright aiming point that is easy to see in low-light situations.
Yes, these fiber-optic sights are designed to fit standard holsters, so you can upgrade your firearm without having to purchase a new holster. The snag-resistant design ensures that the sights won’t catch on anything while you draw or holster your firearm.
2. Enhance Your Tactical Advantage with TRUGLO Tritium Night Sights for Smith & Wesson M&P Pistols
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Upgrade your shooting experience with the Trijicon Night Sights for Smith & Wesson M&P and SD models. These night sights are designed to enhance your accuracy and precision in low light conditions. The three-dot system enables fast target acquisition while the Swiss tritium ensures visibility and brightness in all shooting situations. These sights are incredibly easy to use as they do not require any batteries or external light sources.
The compact design of these sights maintains the factory sight radius, and the angled rear sight edge allows for quick and efficient one-hand operation during an emergency. They fit standard holsters, making them a practical addition to your firearm collection. Elevate your shooting performance with the Trijicon Night Sights for your Smith & Wesson M&P or SD models.
Features
- Designed for Smith & Wesson M&P and SD models for enhanced accuracy and precision in low light conditions
- Three-dot system for fast target acquisition
- Swiss tritium for visibility and brightness in all shooting situations
- No batteries or external light sources required
- Compact design maintains factory sight radius
- Angled rear sight edge for quick and efficient one-hand operation during emergencies
- Fits standard holsters for practical use
- Upgrade your shooting performance with this easy-to-use night sight system.
Pros
- Enhances accuracy and precision in low light conditions
- Three-dot system allows for fast target acquisition
- Swiss tritium ensures visibility and brightness in all shooting situations
- No batteries or external light sources required
- Compact design maintains factory sight radius
- Angled rear sight edge allows for quick and efficient one-hand operation during emergencies
- Fits standard holsters
Cons
- Installation requires gunsmith or professional assistance
- May be more expensive than other sights on the market
- Tritium may have a limited lifespan and require replacement at some point in the future
Trijicon Night Sights have a lifespan of about 10-12 years, after which they will begin to dim and require replacement. However, the manufacturer provides a 12-year warranty on all of their sights, ensuring customers are satisfied with their purchase.
While it is possible to install these sights yourself with the proper tools and knowledge, it is recommended to have a gunsmith install them for you. It is important to ensure they are installed correctly and securely to avoid any mishaps while using your firearm.
Trijicon Night Sights are made with Swiss tritium, which is a radioactive isotope that emits a highly visible glow in low light conditions. This gives them a longer lifespan and higher brightness compared to other night sights that may use different technologies. Additionally, Trijicon Night Sights do not require any external power source, unlike other sights that may require batteries.
3. A Brighter View in the Dark: Trijicon Night Sights for Smith & Wesson M&P Pistols
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Upgrade your Smith & Wesson M&P Shield with Trijicon Bright and Tough Night Sights. These sights feature a white ring around the glowing dots that make them visible in daylight. The tritium-phosphor lamp provides superior illumination in low light situations while the capped sapphire jewel helps distribute light evenly and protects the lamp from solvents and punctures.
Each lamp is contained in a protective aluminum cylinder that can withstand heavy recoil and harsh solvents. The green lamps are warranted for 12 years from the date of manufacture and professional installation is recommended to ensure optimal performance. Trust Trijicon to provide you with the best in night sight technology for your firearm.
Features
- Tritium-phosphor lamp provides superior illumination in low light situations
- White ring around glowing dots for visibility in daylight
- Capped sapphire jewel helps distribute light evenly and protects lamp from solvents and punctures
- Protective aluminum cylinder can withstand heavy recoil and harsh solvents
- Green lamps are warranted for 12 years from date of manufacture
- Professional installation recommended for optimal performance
Pros
- Provides superior illumination in low light situations
- White ring around glowing dots makes them visible in daylight
- Capped sapphire jewel protects lamp from solvents and punctures
- Aluminum cylinder can withstand heavy recoil and harsh solvents
- Green lamps are warranted for 12 years from date of manufacture
Cons
- Professional installation is recommended for optimal performance
Tritium-phosphor technology is a method of creating a glowing light source by using radioactive tritium gas mixed with a phosphor material. In Trijicon Bright and Tough Night Sights, this technology is used to create glowing dots that are visible in low light conditions. The tritium gas emits beta particles which excite the phosphor material, causing it to emit visible light.
The capped sapphire jewel protects the tritium-phosphor lamp by acting as a barrier between the lamp and any solvents or other materials that could damage or puncture it. The jewel is made of a highly durable material that can withstand heavy recoil and other impacts, ensuring that the lamp is protected and functioning properly.
While it is possible to install Trijicon Bright and Tough Night Sights yourself, it is generally recommended that you have them installed by a professional gunsmith or firearms dealer. This will ensure that the sights are properly aligned and installed in a way that maximizes their performance. Additionally, professional installation may be required to maintain the warranty on the product.
4. Xtreme Performance: TRUGLO TFX Pro Sights for Precision Shooting on Every Level
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The TruGlo TFX Pro Sights are the ultimate upgrade for your S&W M&P and SD models. Professional shooters demand the best, and the TFX sight technology delivers maximum performance in any situation. Whether you’re on the range or in the field, these sights provide unmatched accuracy, reliability, and brightness, even in low-light conditions.
The front sight boasts a contrasting colored FOCUS-LOCK ring for quick and easy target acquisition, while the hermetically-sealed capsule design provides maximum protection and durability. The rear sight features an angled edge for one-handed operation, and the U-notch design ensures fast and accurate alignment. With a permanent protective coating and Swiss tritium for maximum brightness, these sights are built to last. Evaluated and recommended by field testers from the National Tactical Officers’ Association, the TFX Pro Sights are the clear choice for serious shooters.
Features
- Compatible with S&W M&P and SD models
- TFX sight technology for maximum performance
- Unmatched accuracy, reliability, and brightness
- Contrasting colored FOCUS-LOCK ring for quick target acquisition
- Hermetically-sealed capsule design for maximum protection and durability
- Rear sight with angled edge for one-handed operation
- U-notch design for fast and accurate alignment
- Permanent protective coating for long-lasting durability
- Swiss tritium for maximum brightness
- Evaluated and recommended by field testers from the National Tactical Officers’ Association
Pros
- TFX sight technology provides maximum performance in any situation
- Front sight has a contrasting colored FOCUS-LOCK ring for quick and easy target acquisition
- Hermetically-sealed capsule design provides maximum protection and durability
- Rear sight features an angled edge for one-handed operation
- U-notch design ensures fast and accurate alignment
- Swiss tritium provides maximum brightness even in low-light conditions
- Permanent protective coating for long-lasting use
- Evaluated and recommended by field testers from the National Tactical Officers’ Association
Cons
- Only compatible with S&W M&P and SD models, limiting the range of firearms it can be used with.
The TruGlo TFX Pro Sights are designed with the latest technology to deliver maximum performance, accuracy, and reliability in any situation. They feature a contrasting color FOCUS-LOCK ring, hermetically-sealed capsule design, angled edge for one-handed operation, and a U-notch design for fast and accurate alignment. These advanced features ensure that you can acquire your target quickly and effortlessly, even in low-light conditions, making them a favorite among professional shooters.
Yes, the TruGlo TFX Pro Sights are designed to be a universal fit for all S&W M&P and SD models. Regardless of the model you own, you can easily install these sights and enjoy the maximum performance, accuracy, and reliability benefits that they offer.
The Swiss tritium used in the TruGlo TFX Pro Sights is known for its maximum brightness and long life. It is a self-illuminating source that can provide up to 20 years of illumination, depending on usage. This ensures that you can rely on these sights when you need them most, even in low-light conditions and over an extended period.
5. Brighten Up Your Aim: TRUGLO TFO Tritium Sights for Smith & Wesson Pistols
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Enhance your shooting accuracy with the HIVIZ LITEWAVE H3 Tritium/Litepipe Night Sights. These sights offer unmatched visibility in all shooting conditions, whether it’s day or night. The sights glow in the dark, and no batteries or light exposure are required. The rear sights come with your choice of green or yellow fiber, increasing contrast and helping you focus quickly on the brighter green front sight.
These sights are made of T6 aircraft aluminum and CNC-machined steel, ensuring their durability and longevity. The fortress finish coating offers maximum protection, while the concealed fiber design prevents it from being seen by the target. These sights are also snag-resistant to fit standard holsters. The HIVIZ LITEWAVE H3 Tritium/Litepipe Night Sights are designed to fit Smith & Wesson M&P models (including SHIELD and .22 models), SD9 and SD40 (excluding VE models), and are a valuable addition to any shooting experience
Features
- Unmatched visibility in all shooting conditions
- Glows in the dark with no batteries or light exposure required
- Rear sights come with your choice of green or yellow fiber, increasing contrast and focus
- Made of T6 aircraft aluminum and CNC-machined steel for durability
- Fortress finish coating for maximum protection
- Concealed fiber design prevents it from being seen by the target
- Snag-resistant to fit standard holsters
- Fits Smith & Wesson M&P models (including SHIELD and .22 models), SD9 and SD40 (excluding VE models)
Pros
- Unmatched visibility in all shooting conditions, day or night
- Glow in the dark, no batteries or light exposure needed
- Choice of green or yellow fiber in rear sights increases contrast and focus
- Made of T6 aircraft aluminum and CNC-machined steel for durability
- Fortress finish coating for maximum protection
- Snag-resistant to fit standard holsters
- Concealed fiber design prevents it from being seen by the target
- Designed to fit several popular Smith & Wesson models
Cons
- Only compatible with specific models, may not work with all firearms
- May be more expensive than other sights on the market
- Installing new sights may require professional gunsmithing skills.
The HIVIZ LITEWAVE H3 Tritium/Litepipe Night Sights offer unmatched visibility in all shooting conditions, whether it’s day or night. The sights glow in the dark, and no batteries or light exposure are required, making them reliable and convenient.
Yes, these sights are designed to fit Smith & Wesson M&P models (including SHIELD and .22 models), SD9 and SD40 (excluding VE models). Be sure to double-check compatibility with your specific model before purchasing.
These sights can be installed by a gunsmith or experienced shooter with proper tools, but it is recommended to have them installed by a professional to ensure proper alignment and function.
Things to Consider When Choosing the Best Sight For M&P 40
Choosing the best sight for M&P 40 requires careful consideration of factors such as target acquisition, accuracy, durability, and ease of installation. These factors impact the user’s shooting experience and overall performance.
Factors to Consider | Description |
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Type of Sight | There are various types of sights, such as iron sights, night sights, and red dot sights. Consider the user’s shooting style and preference. |
Material | The material used to make the sight affects its durability, weight, and recoil. Choose a sight made of durable materials such as steel or aluminum. |
Size | The size of the sight should be proportional to the gun’s frame to ensure comfortable handling and accuracy. |
Installation | Choose a sight that is easy to install and does not require a professional gunsmith. |
Sight Picture | The sight picture should offer a clear view of the target, and the sight post should be visible even in low light conditions. |
Price | Sights come at different price points, depending on the type and brand. Consider a sight that offers good value for money and fits within the user’s budget. |
Warranty | Check the manufacturer’s warranty and customer support in case the sight needs a repair or replacement. |
Reviews | Read reviews from other users to learn about their experience using the sight and its performance on the M&P 40. |
Brand Reputation | Choose a reputable brand that has been tested and proven to produce high-quality sights for M&P 40. |
Conclusions
After thorough research and analysis, the best sight for the M&P 40 is the Trijicon HD XR Night Sight Set. This sight offers excellent low light visibility and sight acquisition, as well as durable and reliable construction. Its high-resolution optics and easy-to-see front sight make it an ideal choice for self-defense, law enforcement, and competitive shooting. Overall, the Trijicon HD XR Night Sight Set provides the best combination of accuracy, speed, and reliability for the M&P 40.
Frequently Asked Questions
The best sight for the M&P 40 is subjective and varies by personal preference. However, Trijicon HD Night Sights and AmeriGlo Night Sights are popular choices among gun enthusiasts for their visibility and durability.
The type of sight you should use depends on your intended use for the firearm. For general use or personal defense, night sights or fiber optic sights may be best, as they are easier to see in low light conditions. For more precise shooting, adjustable sights or target sights may be better suited.
It is recommended to have a gunsmith install sights on your M&P 40. They have the proper tools and knowledge to ensure the sight is installed properly and securely.
Yes, you can replace the front and rear sights on your M&P 40 separately. However, it is important to ensure that the new sights are compatible with each other and the firearm before installation.
Some factors to consider when choosing sights for the M&P 40 include the intended use of the firearm, the level of accuracy needed, visibility in different lighting conditions, and personal preference. Additionally, the durability and quality of the sight should also be considered to ensure it will last through repeated use.

Peter B Brewster is an avid writer who loves to share his knowledge about scopes, binoculars, mounts, sights, and other related products. He has been writing for several years and has gained a reputation for his expertise in the field.