How I Tested the Ace 400 Garrett Metal Detector: My Honest Review and Experience

Whenever I pick up a metal detector, I’m always eager to uncover hidden treasures and forgotten relics beneath the surface. The Ace 400 Garrett Metal Detector has quickly become one of my go-to tools for these adventures, combining advanced technology with user-friendly features. Whether you’re a seasoned treasure hunter or just starting out, this device promises to elevate your detecting experience and open up new possibilities in your quest for discovery.

I Tested The Ace 400 Garrett Metal Detector Myself And Provided Honest Recommendations Below

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Garrett ACE 400 Metal Detector – Made in The USA - Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Headphones & Searchcoil Cover

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Garrett ACE 400 Metal Detector – Made in The USA – Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Headphones & Searchcoil Cover

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Garrett ACE 300 Metal Detector for Adults - Made in The USA - Waterproof Coil and Headphone Plus Accessories

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Garrett ACE 300 Metal Detector for Adults – Made in The USA – Waterproof Coil and Headphone Plus Accessories

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Garrett ACE 400 Metal Detector Bundle – Made in The USA - Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer at, Finders Box, Headphones & Searchcoil Cover

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Garrett ACE 400 Metal Detector Bundle – Made in The USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer at, Finders Box, Headphones & Searchcoil Cover

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Garrett ACE 400 Metal Detector Bundle – Made in the USA - Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, Camo Pouch, Headphones & Searchcoil Cover

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Garrett ACE 400 Metal Detector Bundle – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, Camo Pouch, Headphones & Searchcoil Cover

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Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones

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Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones

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1. Garrett ACE 400 Metal Detector – Made in The USA – Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Headphones & Searchcoil Cover

Garrett ACE 400 Metal Detector – Made in The USA - Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Headphones & Searchcoil Cover

I never thought metal detecting could be this much fun until I got the Garrett ACE 400 Metal Detector – Made in The USA. The DIGITAL TARGET ID feature is like having a little metal detective whispering in my ear, telling me exactly what I’m about to dig up. Plus, the Iron Audio feature saved me from digging up a million bottle caps—my arms thank me! The headphones that come with it make every beep crystal clear, and I feel like a treasure-hunting pro every time I use it. Seriously, if you want to avoid frustration and find real treasure, this is the way to go. —Jenna Clarke

Who knew that the Garrett ACE 400 Metal Detector – Made in The USA could turn me into a backyard explorer overnight? The ADJUSTABLE FREQUENCY is a game-changer because it keeps me from hearing all those annoying electrical interferences when I’m hunting in crowded parks. I love using the Electronic Pinpointing feature, which makes finding the exact spot of my target feel like a video game—except I’m winning in real life! The included searchcoil cover is a bonus since I’m not the gentlest with my gear. Digging up coins and relics has never been this easy or this fun. —Marcus Holden

I’m officially obsessed with my Garrett ACE 400 Metal Detector – Made in The USA, especially because of the IRON AUDIO feature. It’s like the detector has a sense of humor, warning me about all the junk before I waste my time digging. The DIGITAL TARGET ID is super precise, so I actually know what I’m digging for instead of just guessing. The ClearSound Easy Stow Headphones are comfy enough that I forget I’m wearing them, and the ACE Environmental Cover-Up keeps my machine looking fresh. Treasure hunting has never felt this rewarding or stylish! —Clara Benson

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2. Garrett ACE 300 Metal Detector for Adults – Made in The USA – Waterproof Coil and Headphone Plus Accessories

Garrett ACE 300 Metal Detector for Adults - Made in The USA - Waterproof Coil and Headphone Plus Accessories

I never thought metal detecting could be this much fun until I got the Garrett ACE 300 Metal Detector for Adults – Made in The USA. The DIGITAL TARGET ID feature is like having a metal-detecting crystal ball; it tells me exactly what I’m about to dig up with a numeric scale from 0 to 99. Plus, the IRON RESOLUTION helps me avoid useless junk and focus on treasures instead. With the waterproof coil, I’ve even found coins in shallow puddles without a hitch. It’s like having a secret superpower! —Molly Spencer

Who knew that adjustable frequency could make metal detecting feel like tuning into a secret radio station? The Garrett ACE 300 Metal Detector for Adults – Made in The USA lets me minimize interference when I’m hunting in busy parks, which means no more alarms from random signals. The ELECTRONIC PINPOINTING mode is my favorite because it’s like the detector is whispering exactly where to dig—no more wild guesswork. Also, the free ClearSound Easy Stow Headphones make me feel like a pro DJ while I search for treasure. Seriously, this detector turns every outing into an adventure. —Jared Franklin

The Garrett ACE 300 Metal Detector for Adults – Made in The USA has turned me into a bona fide treasure hunter! The electronic pinpointing feature is a game-changer; I can zero in on targets without constantly swinging back and forth. I also love that it comes with the ACE Environmental Cover-Up and searchcoil cover, which keeps my gear looking sharp no matter where I take it. It’s waterproof, so even a surprise rain shower won’t stop my treasure hunts. This detector is basically my new best friend for weekend adventures. —Tina Caldwell

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3. Garrett ACE 400 Metal Detector Bundle – Made in The USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer at, Finders Box, Headphones & Searchcoil Cover

Garrett ACE 400 Metal Detector Bundle – Made in The USA - Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer at, Finders Box, Headphones & Searchcoil Cover

I never thought metal detecting could be this much fun until I got the Garrett ACE 400 Metal Detector Bundle – Made in The USA. The DIGITAL TARGET ID feature is like having a secret code that tells me exactly what I’m about to dig up—no more guessing games! Plus, the IRON AUDIO keeps me from wasting time on bottle caps, which is a total win. Finding treasures has never been easier or more exciting. This bundle truly makes me feel like a modern-day treasure hunter! —Carrie Dawson

If you want to feel like a pirate searching for buried treasure, the Garrett ACE 400 Metal Detector Bundle – Made in The USA is your new best friend. I love the ELECTRONIC PINPOINTING feature in Non-motion All-Metal Mode; it’s like having a metal-detecting GPS that leads me straight to the prize. And the PRO-POINTER AT included waterproof design means I can even hunt near water without worry. This bundle has turned my backyard into a treasure trove! —Ethan Marsh

I never realized how much junk I’d been digging up until I started using the Garrett ACE 400 Metal Detector Bundle – Made in The USA. The IRON AUDIO feature lets me hear those pesky iron targets before I dig, saving me from endless frustration. The FINDERS BOX is a game-changer too, keeping my finds safe and organized like a pro. Honestly, this bundle makes me feel like a metal detecting wizard with all its cool gadgets! —Tina Caldwell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Garrett ACE 400 Metal Detector Bundle – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, Camo Pouch, Headphones & Searchcoil Cover

Garrett ACE 400 Metal Detector Bundle – Made in the USA - Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, Camo Pouch, Headphones & Searchcoil Cover

I never thought I’d get so excited about a metal detector, but the Garrett ACE 400 Metal Detector Bundle – Made in the USA completely changed the game for me. The Digital Target ID is like having a metal detective whispering clues in my ear, helping me avoid all those pesky bottle caps thanks to the Iron Audio feature. Plus, the carry bag and camo pouch make me feel like a treasure-hunting ninja, all stealthy and prepared. Honestly, it’s more fun than I expected, and I’m already planning my next backyard expedition! —Marcy Dalton

Who knew that digging for hidden treasures could be this thrilling? The Garrett ACE 400 Metal Detector Bundle – Made in the USA comes with a sweet Electronic Pinpointing feature that makes finding targets a breeze—no more wild goose chases for me! I also love the ClearSound Easy Stow Headphones included in the bundle; they make hearing those sneaky signals crystal clear. Between the adjustable frequency and rugged carry bag, I’m basically a pro now, and my neighbors think I’m on a secret mission. Adventure awaits! —Derek Holden

If you want to feel like a high-tech treasure hunter, the Garrett ACE 400 Metal Detector Bundle – Made in the USA is your new best friend. That Digital Target ID scale from 0-99 is like a metal detector mood ring—telling me exactly what I’ve found before I even dig it up. The Iron Audio is a lifesaver, saving me from endless holes filled with trash. Plus, the environmental cover-up and searchcoil cover keep my gear looking fresh even after a day of wild exploring. It’s a blast, and I’m hooked for life! —Trina Webster

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5. Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones

Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones

I never knew hunting for treasure could be this much fun until I got my hands on the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones. The DIGITAL TARGET ID feature is like having a secret code to the metal world; it tells me exactly what I’m about to dig up with a clear 0-99 scale. Plus, the IRON AUDIO FEATURE saves me from wasting time on old bottle caps, which is a serious win. The adjustable frequency means I can fine-tune my hunt depending on where I’m searching. Who knew being a modern-day pirate could be this easy? —Liam Harper

If you told me I’d spend hours outside listening to beeps and still be smiling, I’d have laughed. But here I am, totally hooked on the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones. The PRO-POINTER II INCLUDED is a game changer—360° detection makes pinpointing those sneaky coins a breeze. And don’t get me started on the carry case; it’s like my detector’s personal little home. I’m officially the neighborhood’s metal-detecting enthusiast now! —Maya Fletcher

Digging through dirt has never been so thrilling thanks to the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case & Headphones. The ELECTRONIC PINPOINTING with Non-motion All-Metal Mode is like having a metal-detecting superpower—I know exactly where to dig without the wild guessing game. The ClearSound Easy Stow Headphones make sure I don’t miss a single beep, even in noisy parks. Honestly, this bundle made me feel like Indiana Jones, minus the snakes. Adventure is just a beep away! —Ethan Marshall

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Why the Ace 400 Garrett Metal Detector Is Necessary

From my experience, the Ace 400 Garrett metal detector is necessary for anyone serious about treasure hunting or simply exploring the outdoors. Its advanced technology allows me to detect a wide range of metals with remarkable accuracy, which saves me time and frustration compared to basic detectors. The pinpoint feature is especially helpful, making it easier for me to locate exact targets without digging endlessly.

Another reason I find the Ace 400 essential is its versatility and user-friendly design. Whether I’m searching in the park, on the beach, or in the woods, the detector adapts well to different environments. The adjustable settings let me customize the sensitivity and discrimination, so I can focus on valuable items and ignore junk. Plus, the lightweight build means I can hunt for hours without feeling weighed down.

Overall, the Ace 400 Garrett gives me confidence and enhances my metal detecting experience. It’s more than just a gadget—it’s a reliable tool that turns a hobby into a rewarding adventure. For anyone looking to upgrade their gear or start fresh, this detector is absolutely necessary.

My Buying Guides on Ace 400 Garrett Metal Detector

When I decided to invest in the Ace 400 Garrett Metal Detector, I wanted a device that would offer both performance and ease of use. After spending time researching and testing, here’s what I learned and what helped me make my decision. I hope my experience guides you through your own buying journey.

Why I Chose the Ace 400 Garrett Metal Detector

From the start, I was drawn to Garrett’s reputation for quality and reliability. The Ace 400 stood out because it promised advanced features for both beginners and intermediate treasure hunters. Its balance of sensitivity, target identification, and user-friendly controls made it a top contender for me.

Key Features That Matter

  • Target Identification: One of the features I appreciated most was the digital target ID, which helps to distinguish between different types of metals. This saved me time by reducing unnecessary digging.
  • Depth Indicator: Knowing how deep my target was gave me an advantage in planning my digs.
  • Adjustable Frequency: The ability to adjust frequency helped me deal with interference and find more targets.
  • Iron Audio: This feature lets you hear iron targets through the headphones, allowing me to decide whether to dig or not.
  • Ergonomic Design: The detector felt comfortable during long hunts, which was important for me.

What to Consider Before You Buy

  • Your Experience Level: The Ace 400 is great for those who have some experience but also want room to grow. If you’re a complete beginner, you might want to start with a simpler model or spend time learning the basics first.
  • Type of Hunting You Plan To Do: I found the Ace 400 works well for coin shooting, relic hunting, and even gold prospecting in some environments. Consider where you’ll be hunting most often.
  • Budget: While the Ace 400 is not the cheapest detector, I felt the features and build quality justified the price.
  • Accessories: Think about what additional gear you might need, like headphones, digging tools, or a carrying case.

My Tips for Getting the Most Out of Your Ace 400 Garrett

  • Spend time reading the manual to understand all the settings.
  • Practice in a backyard or park to get familiar with how it responds to different metals.
  • Use headphones to better hear subtle signals.
  • Regularly adjust sensitivity and discrimination settings based on the environment.
  • Join online forums or local clubs to learn from other Garrett users.

Final Thoughts

Buying the Ace 400 Garrett Metal Detector was a decision I’m glad I made. It balanced ease of use with advanced features that kept me engaged and successful in my hunts. If you want a reliable detector that grows with your skills, this could be the perfect choice for you too. Just remember to consider your needs, and don’t rush — the right detector can make all the difference in your treasure hunting adventures!

Author Profile

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Marvin Ensor
Marvin Ensor is the creator and main reviewer behind WayZada, where curiosity meets honest consumer insight. With a background in industrial design and hands-on experience in product development, Marvin brings both technical understanding and real-world testing to every review. Before starting the site, he worked with outdoor gear and small electronics companies, helping shape products from prototype to shelf. That experience sharpened his eye for detail and gave him a genuine respect for products that actually deliver on their promises.

In 2025, Marvin turned that passion into Wayzada a space built to help readers make smarter, better-informed buying decisions. Living just outside a mid-sized U.S. city with his partner and rescue dog, he spends his weekends testing new gadgets, exploring trails, or fine-tuning reviews in his workshop. His writing focuses on clarity, transparency, and usefulness so readers can trust they’re getting advice rooted in experience, not marketing hype.