INFORCE WML vs. WMLx Gen 3: Choosing the Right Rifle Light
Same 10,000-candela peak intensity and 656-foot beam distance. Very different output, size, runtime and IR capability. Here is where each Gen 3 rifle light makes sense.
WML White/IR Gen 3
WMLx White/IR Gen 3
Most rifle builds put serious money into the trigger, the optic, and the handguard, and then treat the weapon light as a line item to keep it cheap. That tends to be the wrong call. Most defensive encounters and duty calls that go bad happen when visibility is already compromised, at night, at dusk, or indoors with the lights off, and a light that underperforms in those moments does so at the worst possible time. INFORCE makes two weapon lights for the same platform: the WML White/IR Gen 3 and the WMLx White/IR Gen 3. Both carry MIL-STD-810H and IPX8 certification, share the same rear-facing switch layout, and mount tool-free to any MIL-STD-1913 Picatinny rail. The differences are in lumen output, battery count, physical size, and IR power, and those are the specs that determine which light fits your use case. For a broader look at what separates a good weapon light from a mediocre one, see our weapon light guide.
The WML White/IR Gen 3 weapon light runs 400 lumens and 160 mW of IR on a single CR123A battery at 3.7 ounces, built for home defense and indoor-focused patrol work. The WMLx White/IR Gen 3 runs 900 lumens and 1 watt of IR on two CR123A batteries at 4.9 ounces, built for open terrain and serious night vision use. Both hit the same 10,000-candela peak intensity and 656-foot beam distance — the difference between them is output, battery count, size, and IR power, not reach.
WML vs WMLx Gen 3: Full Spec Comparison
The fastest way to understand these two lights is to compare the numbers directly. Red-marked cells call out the specifications that actually change between the two models.
WML White/IR Gen 3
WMLx White/IR Gen 3
| Specification | WML White/IR Gen 3 | WMLx White/IR Gen 3 |
|---|---|---|
| High Output | 400 Lumens | 900 Lumens |
| Peak Beam Intensity | 10,000 Candela | 10,000 Candela |
| Beam Distance | 656 ft / 200 m | 656 ft / 200 m |
| White Runtime (High) | 1.5 Hours | 2 Hours |
| IR Runtime | 2.5 Hours | 1.5 Hours |
| IR Output | 160 mW | 1 W (1,000 mW) |
| Batteries | 1× CR123A (Included) | 2× CR123A (Included) |
| Weight (with Batteries) | 3.7 oz / 106 g | 4.9 oz / 138 g |
| Length | 4.2 in / 10.7 cm | 5.3 in / 13.5 cm |
| Bezel Diameter | 1.0 in / 2.4 cm | 1.1 in / 2.9 cm |
| Switching | Rear-Facing Non-Slip Button | Rear-Facing Non-Slip Button |
| Functions | Constant / Momentary / Strobe | Constant / Momentary / Strobe |
| Lockout System | Safety Lever / Head Rotation | Safety Lever / Head Rotation |
| Mounting | Integrated Aluminum Clamp (MIL-STD-1913) | Integrated Aluminum Clamp (MIL-STD-1913) |
| Construction | Glass Reinforced Nylon | Glass Reinforced Nylon |
| Waterproof Rating | Up to 66 ft / 20 m | Up to 66 ft / 20 m |
| Certifications | MIL-STD-810H / IPX8 | MIL-STD-810H / IPX8 |
| Finish Options | Black / Flat Dark Earth | Black / Flat Dark Earth |
| SKU (Black) | IF71013 | IF71014 |
| SKU (FDE) | IF71013DE | IF71014DE |
On narrow screens, swipe horizontally to compare all three columns. The specification column remains pinned for reference.
WML White/IR Gen 3 Specs: 400 Lumens, 3.7 oz, One CR123A
WML White/IR Gen 3
Single-battery footprint built around low weight and compact rail space.
The WML White/IR Gen 3 produces 400 lumens of white light with a peak beam intensity of 10,000 candela and an effective beam distance of 656 feet. On a single CR123A battery (included), it holds high output for 1.5 hours, which covers any realistic defensive or patrol engagement. At 3.7 ounces with the battery installed and 4.2 inches in length, it mounts on most carbine handguards without affecting balance or adding noticeable weight.
A rear-facing non-slip button handles momentary, constant-on, and strobe activation, and a safety lever combined with a quarter-turn head rotation locks the light out during storage, transport, or bag carry. The integrated aluminum clamp mounts directly to Picatinny rails without tools, and the glass-reinforced nylon body is waterproof to 66 feet and resistant to dust and sand. Available in Black (IF71013) and Flat Dark Earth (IF71013DE), certified to MIL-STD-810H and IPX8.
For a home defense rifle, a patrol carbine at moderate tempo, or any shooter who wants a capable weapon light without extra bulk, the WML Gen 3 is the right choice. See our best weapon light picks for how it compares against other options on the market.
WMLx White/IR Gen 3 Specs: 900 Lumens, 1 W IR, Two CR123A
The WMLx runs on two CR123A batteries (both included) and produces 900 lumens with a 2-hour runtime on high. Peak beam intensity is still 10,000 candela and maximum beam distance is still 656 feet, the same as the WML. The extra lumens go into flood and spill coverage rather than extending the center beam's reach, so the WMLx lights up more of a room or a field per activation with a broader spread of usable illumination.
The WMLx is physically larger, at 5.3 inches and 4.9 ounces with batteries installed. For shooters on a compact or SBR build, that extra inch and 1.2 ounces over the WML is worth considering before mounting. The switch layout, lockout system, and rail clamp are the same as on the WML, so anyone already familiar with one will be comfortable on the other. Available in Black (IF71014) and Flat Dark Earth (IF71014DE).
For high-tempo patrol work, large open environments, or any shooter who needs stronger IR output to support night vision operations, the WMLx is the better fit.
WML vs WMLx IR Output: 160 mW vs 1 Watt for Night Vision
What the Numbers Mean When the Goggles Go On
Both the WML and WMLx come in White/IR configurations, with the IR emitter built into the same body as the white LED. If you plan to run night vision with either light, the practical question is whether 160 milliwatts or 1 watt of IR output suits your equipment and your operating environment.
At 160 mW, the WML Gen 3's IR emitter works well in close-quarters and indoor settings when paired with a Generation 2 or Generation 3 image intensifier. IR runtime on a single CR123A extends to 2.5 hours, which is longer than the 1.5-hour white runtime, and the output covers the situations where most law enforcement and civilian NVG use actually happens. For shooters who use night vision occasionally or mainly in confined spaces, the WML handles it well.
The WMLx's 1-watt IR output runs at roughly six times the milliwattage of the WML emitter, and that extra output matters at range. It works best with Generation 3 devices, dual-tube systems, and fusion optics, where the sensor needs more input to perform at a distance. IR runtime on the WMLx is 1.5 hours on the dual CR123A setup. Military and law enforcement operators on extended patrols in open terrain, or anyone who needs IR coverage beyond close quarters, will get meaningfully more range from the 1-watt emitter. If you plan to add night vision at some point, buying the WMLx now means you won't have to replace the light when you upgrade your NVG setup.
Mounting: Picatinny, M-LOK, and KeyMod
Both weapon lights mount tool-free to any MIL-STD-1913 Picatinny rail using the integrated aluminum clamp built into the light body. Most modern carbine handguards run M-LOK or KeyMod rather than continuous Picatinny, so mounting either light on those handguards means adding a rail-section adapter, a short strip of Picatinny that bolts into an M-LOK or KeyMod slot and gives the clamp something to grip. The adapter adds a small amount of weight and height between the handguard and the light body, which is worth accounting for on a build where profile and rail space are already tight.
WML or WMLx: Which Weapon Light Should You Buy?
Home Defense & Recreational Use
If your rifle lives in a safe, comes out for range days and training, and doubles as a home defense tool, the WML Gen 3 is the right light. Four hundred lumens saturates a room, the compact build won't unbalance a lightweight carbine, and a single CR123A is easy to keep stocked. The IR mode is there if you add night vision down the road.
Patrol & Duty Use
Law enforcement and security professionals on patrol rifles will do fine with the WML Gen 3 for indoor-focused, moderate-tempo work; agencies outfitting a fleet can see our full law enforcement weapon lights lineup for department pricing and options. Anyone who regularly operates in open areas, runs extended outdoor patrols, or expects prolonged low-light engagements should consider the WMLx. The 900-lumen output and 2-hour runtime suit those conditions better. The extra weight is real, but manageable on a duty rifle carried on a sling.
Military & High-Threat Operations
If the rifle is going somewhere that needs maximum output and serious IR capability, the WMLx White/IR Gen 3 is the right choice. The 1-watt emitter gives Gen 3 intensifiers and dual-tube NVG setups enough output to work at range, and 900 lumens of white keeps the light fully capable whenever the goggles come off.
NVG Users, Current or Future
Anyone running, or planning to run, Generation 3 night vision, fusion optics, or dual-tube devices should go with the WMLx. The WML's 160 mW is adequate at close quarters, but the WMLx's 1-watt emitter has the output to keep up with high-end NVG systems as distances increase. Buy the right tool now rather than replacing the light when your night vision setup outgrows it.
INFORCE WML vs WMLx Gen 3 FAQ
What is the main difference between the INFORCE WML Gen 3 and WMLx Gen 3?
The main difference is output and size. The WML Gen 3 is smaller and lighter with 400 lumens, while the WMLx Gen 3 is larger, runs on two CR123A batteries, and produces 900 lumens with stronger IR output.
Which INFORCE weapon light is better for home defense?
The WML Gen 3 is usually the better choice for home defense because it is compact, lightweight, and produces enough white light to saturate indoor spaces without adding unnecessary bulk to the rifle.
Which light is better for patrol or duty use?
The WML Gen 3 works well for indoor-focused patrol or moderate-tempo duty use, while the WMLx Gen 3 is better for open areas, extended outdoor patrols, and situations where more white light and longer runtime are useful.
Does the WMLx Gen 3 throw light farther than the WML Gen 3?
No. Both lights have a peak beam intensity of 10,000 candela and a listed beam distance of 656 feet. The WMLx Gen 3 produces more lumens, which gives it more flood and spill rather than a longer center beam.
Which model is better for night vision use?
The WMLx Gen 3 is better for serious night vision use because it has a 1-watt IR emitter, making it better suited for Generation 3 night vision, dual-tube systems, fusion optics, and longer-range IR illumination.
Is the WML Gen 3 still useful with night vision?
Yes. The WML Gen 3 has a 160 mW IR emitter that works well in close-quarters and indoor environments when paired with Generation 2 or Generation 3 image intensifiers.
Do both lights mount the same way?
Yes. Both the WML Gen 3 and WMLx Gen 3 use an integrated aluminum clamp that mounts directly to MIL-STD-1913 Picatinny rails without tools.
Are the WML Gen 3 and WMLx Gen 3 waterproof?
Yes. Both lights are rated IPX8 and waterproof up to 66 feet, and both are certified to MIL-STD-810H for durability.
Do the WML and WMLx fit M-LOK or KeyMod handguards?
Not directly. Both lights clamp onto MIL-STD-1913 Picatinny rail. On an M-LOK or KeyMod handguard, you'll need a short rail-section adapter to give the clamp a Picatinny surface to grip.
How do I activate strobe on the WML or WMLx?
The same rear-facing non-slip button controls all three modes, constant, momentary, and strobe, on both lights. Function order and press pattern are covered in the product manual for each model.
Can I lock out the light so it doesn't turn on in a bag?
Yes. A quarter turn of the head engages a mechanical lockout on both the WML and WMLx, backed by a safety lever, so the light can't activate during storage, transport, or bag carry.
