Callaway 300 Pro Golf Laser Rangefinder Review 

 April 12, 2020

By  Golf Rangers

Price Update: Get Callaway 300 Pro with Slope Measurement for $199.99

Callaway is one of the largest manufacturers of high-end and high-performance golf equipment, and Callaway 300 Pro is one of their highest-rated golf laser rangefinders.

Callaway 300 Pro is a top-notch laser rangefinder designed with all the precise distance measurement features a golfer requires for any shot on the course! It is equipped with amazing technologies that are very easy to use, such as Pin Acquisition Technology (PAT), slope technology, multiple targeting features, and much more. There is an option to switch between yards or meters in reading, which means it acts as an advantage for traveling players.

Callaway 300 Pro comes with Molded Case for extra protection with a belt-loop so that you can attach to your golf bag if you want. Thus, making it easy to carry around. It also comes with a comprehensive user manual that allows the beginners about how to operate the device and additional notes and warnings for a hassle-free experience.

Callaway 300 Pro Rangefinder

Key Features

4.5 / 5

Lightweight: 7.58oz

Sleek, ergonomic, soft casing design

Exclusive birdie technology – “chirps” when locked on the pin

P.A.T. (Pin Acquisition Technology)

Scan landscape to acquire multiple targets

Dual measuring – yards or meters

+/- 1 yard accuracy

5-1000 yard range

6x magnification

Slope measurement technology

Tournaments legal

Water and fog proof


Callaway 300 Pro Golf Laser rangefinder with slope has an impressive sleek, sophisticated design. It is a lightweight device, and weight is only 7.58 ounces. The compact size allows fitting into most golfer’s hands easily. However, some users with smaller hands complained it is a bit large to hold and aim. Many golfers prefer to travel light; thus, the device will appeal more to them.

It is built of high-grade plastic materials that make it a durable device. So, it does not get damaged if golfer drops it accidentally. It is firmly built with anti-grip designing, which makes it slip-resistant.

Callaway 300 Pro Features

It has various remarkable highly technological features that can certainly help to get accurate distance measurements and improve your golfing skills. The key features include,

  • The Pin Acquisition Technology (PAT)

Pin Acquisition Technology (PAT) is Callaway’s patented technology that helps the golfer to lock onto the pin distances up to 300 yards across the course with an accuracy of ± 1 yard. It provides accurate distance reading without picking up any background objects like trees that could interfere with your shots. This feature is very beneficial to people who are new in golfing and have little to no experience.

  • Birdie feature

It’s an exclusive feature used in Callaway 300 pro that delivers ‘chirp’ noise to confirm you have the correct distance acquired to the flagstick.

  • 6x Magnification

It’s high-quality optics, and the 6X magnification capacity gives a cristal clear view of long-distance targets. For zooming, you need to rotate the rubber eyepiece and adjust your level of vision to bring into focus, and then you need to point at the target and push the power button on top. It allows you to see objects clearly up to 1,000 yards. Also, scan mode allows easy landscape scanning and pin targeting to acquire as many targets as possible. It’s an amazing feature and accessible to both amateur and advanced golfers.

  • Slope Technology

Callaway 300 pro is one of the best golf rangefinders with built-in slope technology for truly accurate distance measurements. It gives slope adjusted distance to the pin by measuring the angle of the incline or decline of a golf course to help you to hit accurate shots. There is an option to turn off the slope function, which makes this device USGA-legal for playing in any tournament.

  • Multiple Targeting

This feature allows golfers to acquire distances for multiple targets at once without blurriness in the background. It’s very helpful for golfers on their training days to improve their skills. All the readings of multiple targeting will appear on the LCD screen as you scan an area by holding the power button.

  • Easy to Read High-Quality LCD

Callaway 300 pro has a high-quality and easy to read LCD display. It shows all the necessary information to help golfers to make precise decisions on their strategy. It shows zero-in aiming technology, Pin Acquisition Technology indicator, battery status, yards or meters to the target and slope information. But, according to some golfers, the LCD screen is difficult to read in a dark environment.

Also, a battery status indicator shows on the LCD screen. So, you can know the battery status quickly. If the display shows low battery indication, then the device possibly can give inaccurate distance readings. Therefore, in such cases, it’s better to replace the battery before the next use. Likewise, if you are pressing the LCD display power button and it’s not available means low battery power.

  • Water & Fog Proof

Callaway 300 Pro laser rangefinder is water and fog proof. Thus, you can focus on your game and use it in any weather conditions. It is beneficial, especially for long tournaments, where there is a chance of change in weather from one day to the other.

  • Warranty

Callaway 300 Pro has one year manufacturer warranty for any defective device from the date of purchase. For more details, you can read their warranty details here.

Battery Life

Callaway 300 Pro battery life is quite long and comes with replaceable CR2 3V Lithium Battery that included with the device pack. You just need to insert the battery into the battery compartment located on the back of the device. It’s equipped with an unscrewed flip-up handle and easy to use as well as keeping the battery safe. However, some users may dislike it as the battery is non-rechargeable, and they might prefer a rechargeable battery. But, think about the advantages of non-rechargeable battery, if you have an additional battery in your pocket, then you can change the battery quickly in case of low battery in the middle of the course and continue your game flawlessly. You don’t need to look for a recharging point to recharge your battery.

Pros & Cons

Good & Bad of Callaway 300 Pro Rangefinder


  • Lightweight and durable.
  • Lock the pin quickly using The Pin Acquisition Technology (PAT).
  • Distance measuring range 5-1000 yards with +/- 1 yard accuracy.
  • Birdie’ technology that delivers ‘chirp’ noise to confirm distance acquisition.
  • It can target multiple objects at once.
  • Slope adjustment calculation.
  • Water and fog proof.
  • 6X magnification capacity.
  • Great value for the money.


  • Difficult to read the LCD screen in a dark environment.
  • Inconsistent readings if one does not have a steady hand.
  • Not extensive range of locking the pin. It works up to 300 yards only.
  • Non-rechargeable battery.

Frequently Asked Questions

01. Can the slope function be turned off for tournaments?

Yes, you can turn off the slop function by holding down the mode button for a few seconds. Hence, it is legal to use in the tournaments if the slope option is switched off.

02. Is this device actually waterproof?

This model is indeed water and fog proof. This is because of the great exterior body made of high-quality plastic materials. You can continue to play golf during rainstorms or fog.

03. How to turn off the ‘chirp’ noise?

You can turn off the chirp by pressing and releasing the mode button (M) till the b sign is not showing on display.

04. Does the Callaway Pro 300 have a power turn on and off switch?

There is no such switch for turning and off this rangefinder. It shuts off automatically if you are not using it for 10 seconds to preserve the battery.

05. Is this rangefinder battery rechargeable?

No, this range finder is not rechargeable. It comes with replaceable CR2 3 -Volt Lithium Battery, which lasts long enough.

06. Can I use Callaway 300 Pro rangefinder with glasses?

Yes, you can look through the rangefinder wearing your glasses.

Final Thought

Callaway 300 Pro is an excellent, solidly built, compact, user-friendly, waterproof, and remarkably accurate golf rangefinder for the golfer of all experience levels at a very reasonable price. But, one drawback is to have a steady hand to get accurate distance reading. If you have a shaky hand, then you can check Bushnell tour v4 JOLT or Precision Pro NX7 laser rangefinders.

Overall, Callaway 300 Pro laser rangefinder is the ultimate rangefinder you should be looking forward to using in all weather and climate to get accurate yardages and improve skills. It has all essential golfing features like slope technology, pin acquisition technology, multiple target acquisition, 6X magnification, and many more. So, it can be a significant investment since it has a perfect balance of features, range, and price.

Finally, Callaway 300 Pro is a mid-range golf laser rangefinder with all golfing features for the golfers who are on a limited budget or don’t want to buy expensive rangefinder at the moment.

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