Mulligan Memo
Category

Golf Tech & Gadgets

Golf tech can genuinely help you play smarter, or just drain your wallet on features you will never use. These guides explain what rangefinders, GPS watches, and launch monitors actually do, the subscription traps to dodge, and the picks that earn their price.

Guides and charts

The List · Rangefinders

Golf Rangefinder Under $100: Slope, Battery and Tournament Switch by Model

Six rangefinders near the $100 line, with slope, battery and tournament-legal switching for each. If you play events, make sure slope can be switched off with a visible indicator.

The List · Rangefinders

Golf Rangefinders for Shaky Hands: Which Steady the View and Which Only Buzz

For a tremor, buy a rangefinder that steadies the image, not one that only buzzes to confirm the lock. Six models, sorted by which does which.

Buying Guide · Rangefinders

Golf Rangefinder Slope vs Non-Slope: Which Should You Buy?

Slope is worth having for most golfers, as long as you can switch it off for tournaments. Buy a model with a slope toggle and you get a smarter caddie that stays legal.

The List · GPS Watches

Golf GPS Watches Under $200: Screen, Battery and Subscription by Model

Five golf GPS watches compared on screen, battery, slope and subscription terms. The thing to know first: they report distance to the green, not to the pin.

The List · Launch Monitors

Affordable Golf Launch Monitors Under $500: 6 Compared

At this price a launch monitor is a practice tool, not a TrackMan. Six are compared below by price, subscription, simulator support and the room they need.

Buying Guide · Distance Devices

Golf GPS vs Rangefinder: Which Is Right for You?

A laser gives you the exact number to a flag you can see. A GPS shows you the whole hole at a glance. Pick the laser for precision, the GPS for speed and simplicity.

Buying Guide · Golf Tech & Gadgets

Handheld Golf GPS vs Phone App: Is a Dedicated Device Worth It? (2026)

Free apps are just as accurate as a handheld, so the case for a $150 device comes down to battery, sunlight, and how often you want to pull out your phone.

Buying Guide · Launch Monitors

Do You Need a Golf Launch Monitor? Who Actually Gets Better With One

A launch monitor pays off for golfers who practice with a plan and want their real carry numbers. If you play only now and then, a lesson or a free app will do more for the money.

Tech

Golf Simulator Cost: What Each Part Costs, With a Build Calculator

What a launch monitor, software, screen, mat, projector and PC cost right now, the yearly plans, and a calculator for your own build.

Tech

Outdoor Golf Simulator: What Works Outside, in the Makers' Own Words, and a Setup Planner

Which launch monitors and nets their makers rate for outdoor use, what sun and rain do, and a planner for backyard, patio or open-garage setups.

Buying Guide · Simulators & Tech

Golf Simulator Shed: Size, Dimensions and Cost

The ceiling kills more simulator builds than the budget does. Here is what size shed you need, the width, depth and wall height to build to, and what the whole project costs.

Buying Guide · Launch Monitors

Used Golf Launch Monitor: What Transfers and What to Check

Check what transfers with the serial number before you buy. The software and memberships decide whether a used launch monitor is a bargain or a paperweight.

Buying Guide · Simulators & Tech

Golf Simulator Room Dimensions: What Each Launch Monitor Actually Requires

A radar monitor needs about 15 feet of room length, a camera unit almost no depth, and a ceiling-mounted unit a 9 to 10 foot ceiling window.

Tech

Plays-Like Yardage Chart: Altitude, Temperature and Wind

How much farther or shorter the ball goes in thin air, heat and wind, with the common rules of thumb side by side. They agree on which way the ball moves, not on how far.

Tech

Is Your Rangefinder, GPS Watch or Phone Allowed in a Round?

Distance is fine. Slope, wind readings and club advice are not. Here is what each feature on your device is allowed to do under the Rules of Golf, and what changes when a tournament says no devices at all.

Tech

Golf Ball Speed Chart: Swing Speed to Ball Speed, and Why the Numbers Disagree

Ball speed is club speed times smash factor, and the average male golfer is at 94 mph club speed, 133 mph ball speed and a 1.44 smash factor.

Start With the Question You Ask Most

Every gadget in this section exists to answer one question: how far? And nearly every buying mistake comes from picking a device before you know how you like that question answered. A laser rangefinder tells you the exact distance to the thing you aim it at, which is almost always the flag. A GPS watch or handheld tells you how far you are from mapped points on the hole: front, middle, and back of the green, plus the carry over trouble. One is a sniper scope. The other is a map.

Which one you'll actually use comes down to temperament as much as handicap. If you want the precise number to a pin you can see (and you're willing to stand still and aim at it), the laser wins. If you want a yardage with a glance, no line of sight and no fiddling while your group waits, GPS wins, and it's the friendlier pick for beginners, who get more out of front-middle-back than an exact pin number they'll miss by twenty yards anyway. Our full rangefinder vs GPS breakdown walks the whole decision, including why plenty of serious golfers eventually carry both.

If the watch route wins, don't overspend. A sub-$200 watch now delivers front, middle, and back yardages, mapped hazards and layups, automatic course detection, and tens of thousands of preloaded courses out of the box: our guide to GPS watches under $200 sorts out which ones do all of that without asking for a monthly fee.

Going Laser? Three Forks in the Road

Decide on a laser and you're not done deciding. Three smaller questions follow, and each one has a wrong answer that costs real money.

The Subscription Trap

Golf tech has discovered software pricing, and it isn't printing that on the box. Some devices you buy once and own everything, forever. Others hold real features behind a monthly or yearly fee, and the marketing does its best to blur which is which until after checkout.

The pattern is worth learning before you spend a dollar:

The defense is one habit: price year two. Before buying anything with an app, ask what numbers you keep if you never pay again. Every guide on this page flags which models are subscription-free and which quietly aren't.

Numbers in the Garage

A launch monitor is the first home-practice purchase that actually changes how you practice, provided you buy it as what it is: a practice tool, not a TrackMan. Two honest catches come standard at this price. First, several of the most-recommended units list above $500 and only dip under the line on a good sale day, so "under $500" often means "under $500 if you're patient." Second, the physics are budget physics: spin is estimated rather than measured, and radar units read short indoors when you're hitting into a net a few feet away.

None of that makes them a bad buy. What you're really purchasing is carry distance and gapping: knowing what your 7-iron actually flies, not what you tell people it flies, and that single honest number is worth more than a hundred decimal-place data fields you'll never look at. Our launch monitor under $500 guide matches the device type to your space (radar wants room outdoors; a tight garage leans camera or hybrid), separates the always-under-$500 picks from the sale-day pretenders, and names the cheapest route to numbers you can trust.

The Home Range Is Getting Bigger

The launch monitor is one leg of a home setup, and right now it's the only leg we've published. The rest are on the workbench: guides to hitting nets, practice mats, and what it really costs to turn a garage into a usable sim bay are all in progress, because a launch monitor without somewhere safe to swing is just an expensive paperweight.

When those guides land, they'll live here, and they'll follow the same house rules as everything above: no invented bench tests, trade-offs named out loud, and any subscription called out before checkout, not discovered after.

More categories: Golf for Beginners · Golf Clubs · Golf Accessories · Golf Balls