In-Depth Comparison: Fenix UC35 VS PD35

Last Updated on September 11, 2025

When it comes to buying a flashlight, most people are looking for three things: brightness, durability, and reliability. Whether you’re an outdoor enthusiast, a camper, a night-shift worker, or someone who simply wants a dependable everyday carry (EDC) light, choosing the right flashlight can be overwhelming. The market is crowded with dozens of brands and hundreds of models that look similar, but the performance and features can vary greatly.

Among the top-rated flashlight manufacturers, Fenix stands out for its combination of innovation, build quality, and long-lasting performance. Two of their most talked-about models—the Fenix UC35 and the Fenix PD35—are often compared head-to-head by buyers trying to decide which one is worth their investment.

Both lights deliver powerful illumination in a compact design, but they are not identical. The Fenix UC35 VS PD35 debate usually revolves around factors like maximum brightness, runtime, beam distance, USB charging capability, and overall usability. These small differences can make one flashlight more suitable than the other depending on your lifestyle and needs.

In this detailed comparison of Fenix UC35 VS PD35, we’ll cover everything you need to know:

• Their specifications and performance differences.
• Build quality and durability features.
• Pros and cons of each model.
• Which one is better suited for EDC, camping, law enforcement, or emergency use.
• A helpful buying guide to make your decision easier.

So, if you’re stuck between the Fenix UC35 VS PD35, keep reading—you’ll soon have all the information you need to confidently choose the right flashlight.

Why Fenix Flashlights Stand Out

Before we dive into the Fenix UC35 VS PD35 comparison, it’s important to understand why so many outdoor enthusiasts, law enforcement officers, and everyday users trust Fenix. Over the past two decades, Fenix has earned a reputation for building high-quality, dependable, and durable flashlights that deliver exceptional performance in both everyday and tactical situations.

One of the main reasons Fenix is so popular is their balance between power and portability. Unlike old-fashioned bulky flashlights, Fenix models like the UC35 and PD35 are compact enough to carry in your pocket or on a belt, yet powerful enough to light up an entire trail, campsite, or even a large room during a blackout.

Another major advantage is the build quality. Both the UC35 and PD35 are constructed from aircraft-grade aluminum with a hard-anodized anti-abrasive finish, making them highly resistant to scratches, corrosion, and drops. These flashlights are also IP68 waterproof, which means they can survive being submerged in up to 2 meters of water for 30 minutes without damage. Whether you’re hiking in the rain, working in wet conditions, or using the light during an emergency flood situation, you can count on Fenix flashlights to perform.

In terms of technology, Fenix equips its flashlights with Cree LEDs, some of the most advanced light-emitting diodes on the market. These LEDs not only provide powerful illumination but also have lifespans of up to 50,000 hours, ensuring that your flashlight lasts for years with minimal maintenance.

Battery options are another reason why Fenix stands out. For example, the Fenix UC35 offers the convenience of USB recharging, which allows you to charge it with a power bank, laptop, or car charger—perfect for travel and outdoor use. On the other hand, the Fenix PD35 provides flexibility with replaceable batteries, which is useful if you’re in remote areas and want to swap batteries instead of waiting for a recharge.

Finally, both models offer multiple brightness modes and strobe functions, which make them versatile tools for different environments. Whether you’re reading a map at night using a low-lumen setting or need maximum brightness for search and rescue, these flashlights adapt easily.

In short, before comparing Fenix UC35 VS PD35, it’s clear that both flashlights share the hallmarks of Fenix design—durability, reliability, and powerful lighting. The real question is which model better fits your lifestyle, and that’s what we’ll uncover next.

Features Comparison: Fenix UC35 VS PD35

Features	Fenix UC35	Fenix PD35
Maximum Brightness:	960 lumens	1000 lumens
Minimum Brightness:	14 lumen	8 lumens
Beam Distance:	200 Meters	200 Meters
Maximum Runtime:	150 hour (14 lm)	140 hour (8 lm)
Minimum Runtime:	1h 30min (960 lm)	1h 10min (1000 lm)
LED:	Cree XP-L HI (V3)	Cree XP-L HI (V3)
USB Recharge Option:	Yes	Yes
Intensity:	14lm, 50lm, 180lm, 480lm, 960lm	8lm, 60lm, 200lm, 500lm, 1000lm
Modes:	5	6
Battery Include:	Yes	No
Length:	5.875 inches	5.51 inches
Weight:	89 grams	88 grams
Included:	spare rubber switch boot, lanyard, holster, two spare O-rings	two spare O-rings, Holster, spare rubber switch boot and lanyard
Switch:	Functional side switch for output selection	Metal side switch for output selection
Price:	Check Price	Check Price

Features Comparison: Fenix UC35 V2.0 VS PD35 V2.0

Features	Fenix UC35 V2.0	Fenix PD35 V2.0
Maximum Brightness:	1000 lumens	1000 lumens
Minimum Brightness:	1 lumen	3 lumens
Beam Distance:	266 Meters	250 Meters
Maximum Runtime:	800 hour (1 lm)	430 hour (3 lm)
Minimum Runtime:	2h 15min (1000 lm)	2h 50min (1000 lm)
LED:	Cree XP-L HI (V3)	Cree XP-L HI (V3)
USB Recharge Option:	Yes	Yes
Intensity:	25cd,1000cd,2400cd,6400cd,17700cd	42cd,900cd,2650cd,6250cd,15600cd
Modes:	6	6
Battery Include:	Yes	No
Length:	140 mm	138 mm
Weight:	89 grams	88 grams
Included:	spare rubber switch boot, lanyard, holster, two spare O-rings	two spare O-rings, Holster, spare rubber switch boot and lanyard
Switch:	Functional side switch for output selection	Metal side switch for output selection
Price:	Check Price	Check Price

Feature Comparison – Fenix UC35 VS PD35

When flashlight enthusiasts start debating Fenix UC35 VS PD35, the first thing they want to know is how the specifications compare. At first glance, both flashlights seem nearly identical—compact, tactical, and powerful. But once you look deeper, you’ll notice some key differences in brightness, runtime, size, and charging options that can make one more suitable for your needs than the other.

Brightness Output

The Fenix UC35 (original version) delivers a maximum output of 960 lumens, while the Fenix PD35 pushes slightly higher at 1000 lumens. Although this 40-lumen difference isn’t drastic to the naked eye, the PD35 technically has a small edge in brightness. On the other hand, the UC35 offers a minimum brightness of 14 lumens, compared to the PD35’s 8 lumens. This means the PD35 gives you a dimmer “eco mode,” which can be helpful for conserving battery life during extended use, such as overnight camping trips.

Check Today’s Price

Beam Distance

Both the original UC35 and PD35 have a maximum beam distance of around 200 meters, which is impressive for flashlights of this size. This makes either option suitable for outdoor activities like hiking, camping, or search-and-rescue tasks where visibility at a distance matters.

Runtime

Here lies one of the most noticeable differences in the Fenix UC35 VS PD35 matchup. The UC35 can run for up to 150 hours on its lowest brightness setting, while the PD35 lasts longer—up to 430 hours on its eco mode. However, at maximum output, the UC35 runs for about 1 hour 30 minutes, whereas the PD35 runs for 1 hour 10 minutes. So, the UC35 has a slightly better runtime on turbo, but the PD35 dominates in low-light, energy-saving mode.

Power & Charging Options

The UC35 stands out because it comes with a built-in USB charging port. This is a game-changer if you’re often outdoors or on the move, as you can recharge the battery using a power bank, car charger, or laptop. You don’t need a separate charging device.

The PD35, however, does not have USB charging. You’ll need to remove the battery and charge it externally. While this might feel inconvenient, it also gives you the flexibility to carry extra batteries and swap them instantly when one runs out, which is useful for extended trips without access to electricity.

Size & Weight

Both flashlights are compact and lightweight, making them excellent EDC options. The Fenix UC35 is slightly longer at 5.875 inches and 89 grams, while the PD35 is 5.51 inches and 88 grams. The difference is minimal, but if you’re looking for the most compact option, the PD35 has a slight advantage.

Modes & Usability

Both models provide multiple brightness levels and a strobe mode for emergencies. The UC35 has 5 modes + strobe, while the PD35 comes with 6 modes + strobe, giving you one additional level of brightness control.

Both also feature easy-to-use tail switches for on/off control and side switches for mode selection. The UC35 has a rubber side switch, while the PD35 features a metal side switch, which tends to be more durable and responsive over long-term use.

Updated Versions – Fenix UC35 V2.0 VS PD35 V2.0

As flashlight technology advanced, Fenix released upgraded versions of both models—the Fenix UC35 V2.0 and Fenix PD35 V2.0. These new editions improved on the original designs while keeping their compact and tactical DNA intact. If you’re trying to decide between them, the Fenix UC35 VS PD35 V2.0 comparison will give you a clearer picture.

Fenix UC35 V2.0 – Key Highlights

The Fenix UC35 V2.0 is an upgraded version of the original UC35, designed to meet modern lighting needs. It delivers up to 1000 lumens of brightness powered by a Cree XP-L HI V3 LED with a life span of 50,000 hours. One of its standout improvements is the beam distance, which now reaches 266 meters, making it excellent for outdoor use, search operations, and tactical scenarios where long-range visibility is crucial.

Another strong advantage of the UC35 V2.0 is its Micro-USB charging capability. Unlike older models that required external chargers, you can plug this flashlight directly into a USB port, power bank, or even a car charger. On its lowest setting of 1 lumen, the UC35 V2.0 can run for an impressive 800 hours, perfect for long-term emergencies. At full brightness, it runs for around 2 hours 15 minutes, which is reasonable given its high output.

The flashlight is built from aircraft-grade aluminum with a Type III hard-anodized finish, making it scratch-resistant, durable, and capable of withstanding tough environments. It also includes a boot-up battery level indicator, so you’ll always know when it’s time to recharge.

Fenix PD35 V2.0 – Key Highlights

The Fenix PD35 V2.0 is another best-seller that offers a perfect blend of compactness and power. Like the UC35 V2.0, it also delivers 1000 lumens using the Cree XP-L HI V3 LED, but it has a slightly shorter beam distance of 250 meters. Where it shines, however, is its runtime: on its lowest mode (3 lumens), it can run for up to 430 hours, which is highly efficient for long-term use. At turbo mode, it provides 2 hours 50 minutes of runtime, slightly longer than the UC35 V2.0.

Check Today’s Price

Unlike the UC35 V2.0, the PD35 V2.0 does not include a rechargeable battery or built-in charging port. You’ll need to charge your 18650 battery with an external charger or use disposable CR123A batteries. While this may feel less convenient, it’s often preferred by survivalists, law enforcement, or military personnel who carry spare batteries for quick swaps.

This flashlight is also constructed from premium Type III hard-anodized aluminum with an anti-roll design, making it easier to place on flat surfaces without worrying about it rolling away. It uses a metal side switch for mode adjustments, which tends to last longer under heavy use compared to rubber switches.

UC35 V2.0 vs PD35 V2.0 – Direct Comparison

The Fenix UC35 VS PD35 V2.0 showdown reveals that both flashlights are very close in performance. The UC35 V2.0 stands out with USB charging, included battery, and longer beam throw (266m), while the PD35 V2.0 has the upper hand in maximum runtime at turbo mode (2h 50m vs 2h 15m) and a slightly smaller, lighter body.

In simple terms, if convenience and ready-to-use charging are more important to you, the UC35 V2.0 is the better choice. If you want a long-lasting light with a compact body and don’t mind using an external charger, the PD35 V2.0 is a solid option.

Pros and Cons of Each Model

When comparing Fenix UC35 VS PD35, it’s important to weigh their strengths and weaknesses side by side. Below is a clear breakdown of what you gain—and what you might compromise—with each flashlight.

👉 As you can see, both models have strong tactical features, but your choice in the Fenix UC35 VS PD35 debate will depend on whether you value convenience (UC35) or longer runtime and compact size (PD35).

Which One Should You Buy? (Final Verdict & Buying Guide)

Now that we’ve compared the Fenix UC35 VS PD35, it’s time to answer the big question: Which flashlight is the better choice? The truth is, both flashlights are excellent performers. They are compact, durable, and built with premium materials, making them favorites among outdoor enthusiasts, law enforcement officers, and everyday carry (EDC) users. However, the right option for you depends on your personal preferences, lifestyle, and specific needs.

When to Choose the Fenix UC35 V2.0

The Fenix UC35 V2.0 is perfect if you value convenience and portability without the hassle of carrying extra charging gear. Since it has a built-in Micro-USB port, you can easily recharge it from a power bank, laptop, or car adapter. This makes it an excellent choice for:

• Outdoor adventurers and campers who may not have access to wall outlets.
• Everyday users who want a reliable flashlight without worrying about buying or carrying extra batteries.
• Travelers who prefer the simplicity of plug-and-charge functionality.

The UC35 V2.0 also has a slightly longer beam distance (266 meters), which makes it useful for spotting objects further away—ideal for night hiking, search missions, or outdoor security.

When to Choose the Fenix PD35 V2.0

The Fenix PD35 V2.0 is better suited for users who prioritize longer runtime and durability. Even though it doesn’t come with a built-in charging option, it can last up to 430 hours on eco mode and about 2h 50m on turbo, giving it an edge for extended operations. It’s also a bit shorter and lighter than the UC35, which makes it a great choice for:

• Law enforcement professionals who need a compact tactical flashlight for duty use.
• Survivalists or adventurers who prefer carrying spare batteries rather than relying on USB charging.
• Everyday carry (EDC) users who value a more compact form factor.

Buying Guide: How to Decide Between UC35 and PD35

When choosing between Fenix UC35 VS PD35, here are the main factors you should consider:

1. Charging Method – If you want the ease of USB charging, go for the UC35. If you already own multiple 18650 batteries and a charger, the PD35 is still an excellent option.
2. Battery Inclusion – The UC35 includes a rechargeable battery, while the PD35 requires a separate purchase. This could influence your budget decision.
3. Runtime Needs – The PD35 V2.0 has a longer runtime on turbo and eco modes, making it ideal for extended trips or professional use.
4. Size & Portability – If you want a slightly smaller and lighter flashlight, the PD35 has the advantage.
5. Beam Distance – The UC35 V2.0 projects light slightly farther (266m vs 250m), which can be useful for outdoor or tactical use.
6. Durability & Build – Both models are made from aircraft-grade aluminum, have an IP68 waterproof rating, and are impact-resistant. However, the PD35’s metal side switch is considered more durable than the UC35’s rubber switch.

Final Verdict

Both models shine in their own ways, and the choice between Fenix UC35 VS PD35 ultimately depends on your lifestyle. If you want a ready-to-use, USB-rechargeable tactical flashlight with a longer beam throw and included battery, the Fenix UC35 V2.0 is the clear winner. It’s designed for people who are constantly on the go and need a reliable light they can recharge anywhere.

On the other hand, if you prefer a compact, lightweight flashlight with extended runtime and a durable metal switch, the Fenix PD35 V2.0 is an excellent investment. It’s especially suited for professionals like security officers, police, or anyone who relies on long-lasting performance in critical situations.

In conclusion, both flashlights are excellent choices and offer outstanding value for their price. When comparing Fenix UC35 VS PD35, the decision comes down to convenience versus runtime. If USB charging and included battery are important, go with the UC35 V2.0. If maximum efficiency and a smaller body are your priorities, the PD35 V2.0 is your best bet. Either way, you’ll be carrying a top-tier tactical flashlight that will serve you reliably in everyday tasks, outdoor adventures, and emergency situations.