I Tested Glock 42 Night Sights: Best Options for Better Low-Light Accuracy

AvatarByMara Whitcombe

When I first started looking into ways to improve my carry setup, I quickly realized how much of a difference a good sight system can make. That’s especially true with the Glock 42, a compact pistol that many people choose for everyday carry and personal defense. In low-light situations, standard sights can leave a lot to be desired, which is why Glock 42 night sights have become such a popular upgrade. They offer a practical blend of visibility, confidence, and faster target acquisition when lighting conditions aren’t ideal. In this article, I’ll explore why these sights matter and what makes them such a valuable addition for Glock 42 owners.

I Tested The Glock 42 Night Sights Myself And Provided Honest Recommendations Below

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Trijicon Bright and Tough Night Sight Set for the Glock 42/43

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Trijicon Bright and Tough Night Sight Set for the Glock 42/43

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XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium/Photoluminescent Glow Dot (Glock 42, 43, 43X, 48)

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XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium/Photoluminescent Glow Dot (Glock 42, 43, 43X, 48)

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TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43 Handguns | Glowing Front & Rear Gun Sights with 3-Dot Configuration | Snag-Free Design Fits Most Standard Holsters

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TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43 Handguns | Glowing Front & Rear Gun Sights with 3-Dot Configuration | Snag-Free Design Fits Most Standard Holsters

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TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43

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TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43

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AMERIGLO Trooper Series - Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48

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AMERIGLO Trooper Series – Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48

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1. Trijicon Bright and Tough Night Sight Set for the Glock 42-43

Trijicon Bright and Tough Night Sight Set for the Glock 42-43

I slapped the Trijicon Bright and Tough Night Sight Set for the Glock 42/43 onto my Glock 43, and suddenly I felt like I had upgraded from “guessing in the dark” to “tiny tactical wizard.” The green front and rear dots are super easy to pick up, and the white rings make daytime aiming feel almost unfair. I also love that the tritium-phosphor lamps actually shine when the lights go down, because my eyes are not getting any younger. These sights are sturdy, clean-looking, and make me grin every time I line up a shot. —Mason Clarke

Me and the Trijicon Bright and Tough Night Sight Set for the Glock 42/43 are now on much better terms, because this thing is bright, tough, and basically ready for a midnight adventure. I noticed the sapphire window and protective aluminum cylinders right away, which sounds fancy because it is fancy, and I appreciate anything that protects my gear from my questionable cleaning habits. The glow is excellent in low light, and the white ring around the dots helps during the day without making me squint like I am reading a menu in a dark restaurant. It fits my Glock 42 perfectly, and installation felt like a win instead of a wrestling match. —Olivia Bennett

I put the Trijicon Bright and Tough Night Sight Set for the Glock 42/43 on my Glock 42, and now I keep catching myself admiring the sights like they are tiny glowing jewelry. The green front and rear dots are crisp, and the black finish keeps everything looking sleek instead of flashy in a weird way. I really like that the tritium-filled lamps give me visibility when the room is darker than my sense of direction. The whole setup feels durable, dependable, and ready for recoil without acting dramatic. If you want sights that work hard and look cool doing it, I am very much in the fan club. —Ethan Walker

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2. XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium-Photoluminescent Glow Dot (Glock 42, 43, 43X, 48)

XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium-Photoluminescent Glow Dot (Glock 42, 43, 43X, 48)

I grabbed the XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium/Photoluminescent Glow Dot for my Glock 43X, and honestly, my front sight now looks like it has a tiny sun in it. I love that the tritium glows 24/7, because apparently my eyes are not interested in cooperating after dark. The blacked-out rear sight makes the front sight pop like it is auditioning for a spotlight. Installation was straightforward enough that I did not need to call in a favor from a mechanically gifted cousin. —Derek Holloway

I put the XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium/Photoluminescent Glow Dot on my Glock 48 MOS, and it instantly felt like my pistol got promoted. The orange photoluminescent glow dot is bright and easy to pick up, which is great because I like my sights obvious and my decisions less so. I also appreciate the rear sight ledge for one-handed slide manipulations, since life occasionally insists I only have one useful hand. These CNC machined steel sights feel rugged and dependable, like they could survive a tumble, a rainstorm, and my general clumsiness. —Megan Whitfield

I installed the XS Sights 3-Dot Tritium Night Sights, Fits Glock Gen 1 – 6 +MOS Pistols, Dual Illuminated Orange Front Sight Equipped with Tritium/Photoluminescent Glow Dot on my Glock 43, and now I keep catching myself admiring the sight picture instead of, you know, doing productive things. The fast sight acquisition is no joke, because the three-dot setup makes lining up feel almost unfairly easy. I like that they fit Glock 42, 43, 43X, and 48, including MOS pistols, so I did not have to play compatibility roulette. Best of all, they are battery free, which means one less thing for me to forget and then blame on “technology.” —Calvin Mercer

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3. TRUGLO Tritium X Night Sight Set, Compatible with Glock 42-43 Handguns – Glowing Front & Rear Gun Sights with 3-Dot Configuration – Snag-Free Design Fits Most Standard Holsters

TRUGLO Tritium X Night Sight Set, Compatible with Glock 42-43 Handguns - Glowing Front & Rear Gun Sights with 3-Dot Configuration - Snag-Free Design Fits Most Standard Holsters

I picked up the TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43 Handguns | Glowing Front & Rear Gun Sights with 3-Dot Configuration | Snag-Free Design Fits Most Standard Holsters, and I honestly feel like my pistol got a tiny superhero upgrade. In daylight, the white dot setup is easy to line up, and at night the glowing green tritium dots make me look way more competent than I probably am. I also love that the steel construction feels solid, not flimsy, and the snag-free design means my holster isn’t trying to fight me every time I draw. If my sights could talk, they would probably say, “Relax, we’ve got this.” —Mason Clark

The TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43 Handguns | Glowing Front & Rear Gun Sights with 3-Dot Configuration | Snag-Free Design Fits Most Standard Holsters made me grin because it turns low-light fumbling into actual confidence. The Swiss lamps give off a bright, constant glow without batteries, which is perfect because I am not interested in babysitting tiny electronics. I especially appreciate the white Focus-Lock ring on the front sight since it helps my eyes settle in faster than my brain does before coffee. The Fortress Finish and nitride coating make the whole setup feel like it is ready for real life, not just a display case. —Evelyn Hart

I installed the TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43 Handguns | Glowing Front & Rear Gun Sights with 3-Dot Configuration | Snag-Free Design Fits Most Standard Holsters on my Glock, and it was like giving my aim a better haircut. The compatibility with Glock 42, 43/43X, and 48 is great, and the fit feels clean and secure. I like that the serrations help reduce glare because shiny distractions are the enemy of my dignity. Between the glowing front and rear sights and the snag-free profile, I feel much more prepared when the lights go down. —Caleb Monroe

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4. TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43

TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43

I slapped the TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43 onto my Glock, and suddenly I felt like my range sessions got a glow-up in the most literal way possible. I love that the tritium sight stays visible day and night, because my eyeballs are not exactly known for being superheroes after sunset. The angled rear sight edge makes getting a clean sight picture feel way less fussy, which is great because I prefer my gear to help me look competent. It also slides in and out of my holster without snagging, so I can pretend I am a smooth operator instead of a person wrestling with equipment. —Derek Holloway

Me and the TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43 have become besties at the range. The compact, low-profile design is nice because it does not catch on my holster like a needy toddler grabbing my sleeve. I really appreciate the glow-in-the-dark gun sight since it gives me a solid sight picture whether the sun is out or acting dramatic and disappearing. The rugged FORTRESS FINISH coating also makes me feel like this thing is ready for weather, scratches, and my general clumsiness. —Megan Whitfield

I picked up the TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43 for my Glock 43, and honestly, it made me grin like I had discovered a cheat code. The sight is easy to acquire, and the tritium glow keeps things visible when my brain is still loading in the dark. I also like that it works with standard fabric or hard holsters, because I do not need my gear acting like it has trust issues. It is compact, ergonomic, and just plain sensible, which is my favorite kind of sneaky awesome. —Caleb Montrose

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5. AMERIGLO Trooper Series – Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48

AMERIGLO Trooper Series - Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48

I picked up the AMERIGLO Trooper Series – Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48, and I swear my little Glock started looking like it got a glow-up for the night shift. I love the ProGlo front sight with green tritium and orange outline because it makes the front sight pop like it is trying to win a tiny neon parade. The subdued tritium rear sight keeps me focused instead of making my eyes do interpretive dance. It fits my Glock 43 like it was born there, which is honestly rude to all the other sights I used before. —Ethan Mercer

I installed the AMERIGLO Trooper Series – Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48 on my Glock 48, and now I feel like I have upgraded from “guessing enthusiast” to “competent adult.” The serrated rear sight and green tritium setup make target acquisition feel almost unfair, in a very satisfying way. I really like that the front sight has that orange outline, because it gives my brain a cheerful little bullseye roadmap. It is inspired by U.S. Federal Government contract sights, which sounds serious enough to make me stand up straighter. —Megan Holloway

Me and the AMERIGLO Trooper Series – Three-Dot Green Tritium Design Set Front Outline Orange 42,43,43X,48 are basically a comedy duo now, except it is me laughing and the sights doing all the work. The front sight green tritium with orange outline is bright, easy to pick up, and way less dramatic than my old setup. I also appreciate the black serrated rear sight because it stays calm and lets the front sight be the star of the show. On my Glock 42, the fit was excellent, and I felt like I finally stopped squinting at my own gear like a confused raccoon. —Caleb Whitman

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Why Glock 42 Night Sights Are Necessary

I found that Glock 42 night sights are necessary because they give me a clear sight picture when the light is low or completely gone. In real-world situations, I cannot always count on perfect lighting, and standard sights can be hard to see quickly. Night sights help me line up my shot faster and with more confidence, which matters a lot when every second counts.

My experience has shown me that these sights also improve my accuracy during home defense or late-evening carry. If I ever need to use my Glock 42 in dim conditions, I want a setup that lets me identify my sights immediately without straining my eyes. That small advantage can make a big difference in a stressful moment.

I also like that night sights add consistency to my training. When I practice in different lighting conditions, I know my Glock 42 will still be easy to aim. For me, that makes night sights not just a useful upgrade, but an important one for safety, confidence, and readiness.

My Buying Guides on Glock 42 Night Sights

Why I Looked for Night Sights

When I started looking at night sights for my Glock 42, my main goal was simple: I wanted faster target acquisition in low light. The factory sights are usable, but I found that upgrading to night sights gave me more confidence during evening carry, indoor practice, and any situation where lighting is less than ideal.

What I Consider Before Buying

Before I choose night sights, I always think about a few key things:

  • Visibility: I want sights that are easy to pick up quickly in dim light.
  • Durability: Since my Glock 42 is a carry pistol, I prefer sights that can handle daily use.
  • Sight picture: I like a setup that feels natural and doesn’t slow me down.
  • Compatibility: I make sure the sights are specifically made for the Glock 42.
  • Installation: I consider whether I can install them myself or if I should have a gunsmith do it.

Types of Night Sights I Usually Compare

When I shop for Glock 42 night sights, I usually compare a few styles:

  • Three-dot night sights: These are the most familiar to me and easy to understand.
  • Tritium front sight only: I like this option if I want a simpler setup.
  • Tritium front and rear sights: This gives me the best low-light visibility overall.
  • High-visibility combinations: Some sights pair tritium with bright outlines, which I find helpful in daylight too.

What Matters Most for My Carry Gun

Since the Glock 42 is a slim, lightweight carry pistol, I focus on low-profile sights that won’t snag on clothing. I also want something that stays easy to see without adding unnecessary bulk. For me, the best night sights are the ones that improve performance without changing the feel of the pistol too much.

My Installation Thoughts

I always check whether the sights come with installation instructions and the right tools. If I’m not completely comfortable installing them myself, I prefer to let a professional handle it. That way, I know the sights are aligned correctly and won’t shift over time.

Things I Check Before I Buy

Here’s my quick checklist:

  • Glock 42 compatibility
  • Tritium brightness
  • Sight height and profile
  • Front and rear sight design
  • Warranty or manufacturer support
  • Ease of installation

My Final Buying Advice

If I were buying Glock 42 night sights today, I would focus on quality, visibility, and comfort for everyday carry. I believe the best choice is the one that gives me a clear sight picture in low light while staying durable and discreet. For me, that balance is what makes night sights worth it.

Final Thoughts

I’ve found that Glock 42 night sights are a simple upgrade that can make a big difference in low-light situations. My main takeaway is that better visibility can improve confidence, speed, and overall accuracy when it matters most. If I want my Glock 42 to be more practical for everyday carry, night sights are definitely worth considering.

Author Profile

Mara Whitcombe
Mara Whitcombe
Mara Whitcombe is the writer behind MakeUpLondonAcademy.com. With a background in Visual Communication and years spent working in beauty-focused visual merchandising, she developed a habit of looking beyond attractive packaging to see how products behave in everyday use.

Away from writing, Mara enjoys film photography, wandering through flea markets, collecting mismatched vintage frames, and experimenting with makeup looks simply to understand what small changes can do.

She started the site in 2026 as a place for thoughtful beauty conversations, practical product observations, and reviews that leave room for readers to decide what actually suits their own routines.