COOLSHOT 20 GIII Golf Rangefinder - Compact, Accurate Distance Tool

In this review of the COOLSHOT 20 GIII, the bottom line is simple: this is a compact, pocketable laser rangefinder made for golfers who prioritize quick, reliable yardages with minimal fuss. The reviewer found the unit especially useful for walking rounds and those who prefer a light bag, because the combination of Locked On Quake, long continuous measurement time, and accurate one-yard increments under 100 yards produces confident club selection without bulky gear. It is a practical step up from earlier compact models and comes with industry-leading backing that matters on the course.

Key Features

• Locked On Quake: Stabilizes and locks measurement quickly so the reviewer could acquire the flag without constant re-aiming after a small shake or vibration.
• Wide measurement range: Measures from 6 to 800 yards, giving the flexibility to read short approach shots and long targets off the tee in the same device.
• Fast continuous readout: Eight seconds of continuous measurement makes it easy to scan bunkers, doglegs, and the green edge to confirm distances.
• Compact ergonomic design: Pocketable and lightweight so it stays out of the way while walking and fits neatly into a bag or pocket.
• Nikon optics: A 6x monocular with multilayer coating and 20mm eye relief provides bright, clear viewing even with sunglasses or eyeglasses.
• Rainproof protection: IPx4 rating lets you trust the unit in light rain without stopping play.

Who It's For

The COOLSHOT 20 GIII suits golfers who want a no-nonsense, accurate compact rangefinder for walking the course or for players who prefer minimal added weight. It is well suited for mid- to low-handicap players who need reliable yardages to the pin and hazards and appreciate Nikon optics and a long warranty.

Players who require advanced slope compensation, extensive feature menus, or tournament-specific legal settings may want to look elsewhere, since this model focuses on straightforward distance measurement and stability rather than additional shot-tracking features.

Pros & Cons

Pros

• Locked On Quake provides steadier measurements for fast, confident reads.
• Long 6-800 yard range covers nearly all on-course needs in one compact unit.
• Bright 6x optical view and generous eye relief improve target acquisition with glasses or sunglasses.
• Includes a 5-year warranty and rainproof construction for reliability over seasons.

Cons

• Does not include slope-adjusted yardages or advanced course features, limiting appeal for those who want more data.
• IPx4 rainproofing protects from splashes but is not fully waterproof for severe conditions.

Specifications

Measurement range	6-800 yards
Accuracy	1 yd under 100 yd; 2 yd over 100 yd
Optical magnification	6x monocular
Eye relief	20 mm
Continuous measurement	8 seconds
Water resistance	Rainproof IPx4
Warranty	5-year

Our Verdict

The COOLSHOT 20 GIII is a strong choice for golfers who want a lightweight, accurate rangefinder that delivers fast, stable readings and excellent optics without extra complexity. Its industry-leading five-year warranty and rainproof build make it good value for players who want dependable performance during walking rounds.

Frequently Asked Questions

Does this model work in light rain?
The unit is rated IPx4, so it is rainproof and will handle light rain and splashes, but it is not designed for full submersion.

How close are the yardages?
Expect accuracy to about 1 yard for targets under 100 yards and 2 yards for targets over 100 yards, with readings in 1-yard increments.

Is the view clear for glasses wearers?
Yes; the 6x monocular has long 20 mm eye relief and an eyepiece focus diopter to accommodate sunglasses or eyeglasses.