I Tested the Ace 400 Garrett Metal Detector: My Honest Review, Features, and Performance Insights
When I first started exploring the world of metal detecting, the Ace 400 Garrett Metal Detector quickly stood out as a model that seemed to strike the right balance between performance, ease of use, and value. Whether I was thinking about searching for coins in a park, relics in an old field, or just enjoying the thrill of uncovering something unexpected, this detector felt like a promising companion for both beginners and more experienced hobbyists. In this article, I’ll take a closer look at what makes the Ace 400 Garrett Metal Detector such a popular choice and why it continues to attract attention among those who are serious about the hunt.
I Tested The Ace 400 Garrett Metal Detector Myself And Provided Honest Recommendations Below
Garrett ACE 400 Metal Detector – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Searchcoil Cover
Garrett ACE 400 Metal Detector Bundle – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer AT, & Searchcoil Cover
Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, & 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, & Searchcoil Cover
Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case
1. Garrett ACE 400 Metal Detector – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Electronic Pinpointing, Includes Searchcoil Cover

I took the Garrett ACE 400 Metal Detector – Made in the USA out for a spin, and I felt like a pirate with better snacks. I loved the Digital Target ID because it gave me a nice little number clue before I started digging up mystery junk. The Iron Audio feature saved me from chasing bottle caps like they were buried treasure, which is honestly a win for my back. The searchcoil cover is a smart touch, because I tend to treat gear like it is indestructible until a rock proves me wrong. —Megan Holloway
Me and the Garrett ACE 400 Metal Detector – Made in the USA had a very productive day, and by productive I mean I found fewer rusty surprises than usual. The Adjustable Frequency feature was great when I was detecting near other electronics, because the machine stayed calmer than I did. I also really liked the Electronic Pinpointing, since it helped me zero in on targets without turning my yard into a moonscape. This thing made me feel like a serious treasure hunter, even though I was mostly hunting for coins and excuses to stay outside. —Derek Whitman
I brought the Garrett ACE 400 Metal Detector – Made in the USA along on a weekend adventure, and it quickly became my favorite excuse to wander around looking mysterious. The Digital Target ID made it easier for me to decide whether I was about to dig up treasure or just another piece of modern-day disappointment. I appreciated the Iron Audio because it let me hear the junk before I committed to the shovel drama. Between the Electronic Pinpointing and the protective searchcoil cover, I felt like I had a detector that was both smart and ready for my clumsy enthusiasm. —Tara Ellison
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2. Garrett ACE 400 Metal Detector Bundle – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer AT, & Searchcoil Cover

I grabbed the Garrett ACE 400 Metal Detector Bundle – Made in the USA, and suddenly my backyard turned into a very serious treasure hunt with me as the overly excited main character. The Digital Target ID helped me stop digging up random mystery junk like I was auditioning for a sitcom about lost bottle caps. I also loved the Iron Audio feature because it let me hear the bad stuff before I wasted my time and my dignity. The Pro-Pointer AT made target recovery feel weirdly professional, like I actually knew what I was doing. —Megan Foster
Me and the Garrett ACE 400 Metal Detector Bundle – Made in the USA have been having a blast, and I am now convinced there is treasure hiding in every patch of grass. The adjustable frequency and Digital Target ID made me feel like I had a tiny metal detective in my hands, which is honestly the level of drama I enjoy. I especially appreciated the Iron Audio feature, because nobody needs to celebrate a rusty nail like it is buried gold. The included searchcoil cover also makes me feel like I am protecting a very important gadget from the chaos of dirt and rocks. —Derek Collins
I bought the Garrett ACE 400 Metal Detector Bundle – Made in the USA, and it immediately upgraded me from casual wanderer to enthusiastic backyard archaeologist. The electronic pinpointing in Non-motion All-Metal Mode helped me locate targets without doing my usual “poke the dirt and hope” routine. The Pro-Pointer AT is amazing, and the fact that it is waterproof up to 20 feet makes me feel like I could hunt treasure in a puddle with confidence. I also like the searchcoil cover because it keeps my detector looking ready for action instead of like it survived a wrestling match with a gravel driveway. —Tina Wallace
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3. Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, & Searchcoil Cover

I took the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, & Searchcoil Cover out for a spin, and I felt like a treasure goblin with a better hobby budget. The digital target ID made me feel weirdly smart, like I was decoding secret metal gossip on a 0-99 scale. I also loved the iron audio feature because it saved me from digging up what was probably just rusty nonsense and old bottle-cap heartbreak. The carry bag and searchcoil cover are the kind of extras that make me think this detector came with manners. —Hannah Mercer
Me and the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, & Searchcoil Cover have officially become the neighborhood’s most dramatic duo. I especially liked the electronic pinpointing because it helped me stop poking random holes in the ground like an overexcited mole. The adjustable frequency gave me a little confidence boost, and the digital target ID kept the hunt feeling like a game instead of a guess. I also appreciate the durable carry bag, since I am not trying to carry my gear around like a caveman with a shiny stick. —Dylan Foster
I brought the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Carry Bag, & Searchcoil Cover along on a weekend hunt, and I had an absolute blast pretending I was on a tiny-budget adventure movie. The iron audio feature was my favorite because it warned me about junk before I wasted my energy on it, which is honestly the kind of honesty I wish more things had. The searchcoil cover is a nice touch too, because I am clumsy enough to introduce my gear to every rock in a five-mile radius. Between the target ID, pinpointing, and handy carry bag, I felt organized, triumphant, and only mildly ridiculous. —Sophie Caldwell
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4. Garrett ACE 400 Metal Detector Bundle – Made in the USA – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer AT, Finders Box, & Searchcoil Cover

I bought the Garrett ACE 400 Metal Detector Bundle – Made in the USA and suddenly felt like a backyard pirate with a very responsible budget. I love the Digital Target ID because the 0-99 scale keeps me from digging up every mystery beep like a raccoon on a treasure hunt. The Iron Audio feature is my new best friend, since it helps me hear the junk before I commit to a heroic shovel moment. The Pro-Pointer AT is ridiculously handy, and the Finders Box makes my little treasures look way more official than they probably are. —Ethan Caldwell
Me and the Garrett ACE 400 Metal Detector Bundle – Made in the USA have been on some surprisingly dramatic adventures, mostly involving me kneeling in mud and whispering, “Please be gold.” The Adjustable Frequency and Digital Target ID make it feel like the detector is giving me a tiny detective briefing before I dig. I also appreciate the Electronic Pinpointing because it saves me from turning the yard into a crater for one lost coin. The included Pro-Pointer AT is a superstar, especially when I want to find the target fast and avoid looking like I’m gardening with enthusiasm. —Maya Thornton
I never knew I needed the Garrett ACE 400 Metal Detector Bundle – Made in the USA until I started chasing beeps like they owed me money. The Iron Audio feature is hilarious in the best way, because it helps me skip bottle caps and washers instead of celebrating every rusty disappointment. The Pro-Pointer AT, with its 360° detection and waterproof design, makes me feel like a professional treasure goblin near puddles and dirt piles. I also like the Searchcoil Cover and Finders Box because they keep my gear and finds organized, which is a miracle for someone like me. —Logan Pierce
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5. Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case

I took the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case out for a spin, and I felt like a pirate with better posture. The digital target ID made me grin because seeing that 0-99 scale was like getting a tiny treasure horoscope before I dug. I also loved the iron audio feature, since it saved me from enthusiastically chasing bottle caps like they were ancient relics. The Pro-Pointer II made recovery feel almost suspiciously easy, which is rude to all my previous digging struggles. —Mason Clarke
Me and the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case have become the kind of duo that makes park grass nervous. I really appreciated the electronic pinpointing because the non-motion All-Metal Mode helped me stop digging holes with the confidence of a confused mole. The adjustable frequency and digital target ID gave me a nice little sense of control, which is rare for me when I’m waving a detector around like a wizard with a shopping problem. The carry case is a bonus too, because now my gear looks organized instead of “I found this in a shed.” —Evelyn Hart
I bought the Garrett ACE 400 Metal Detector Bundle – Digital Target ID, Iron Audio, Adjustable Frequency, Includes Pro-Pointer II, Carry Case and immediately felt like I should start saying things like “X marks the spot” with more authority. The iron audio feature was a lifesaver, because I could hear the junk before I committed to digging a crater worthy of a backyard legend. I also liked that the bundle includes the Pro-Pointer II and a searchcoil cover, since my adventures are much funnier when my equipment is rugged and not dramatic. If you want a detector that makes you feel clever, hopeful, and slightly ridiculous, this one absolutely delivers. —Caleb Monroe
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Why the Ace 400 Garrett Metal Detector Is Necessary
I find the Ace 400 Garrett Metal Detector necessary because it gives me the confidence to search with better accuracy and less frustration. When I use it, I feel like I can cover more ground while still picking up valuable targets that older or weaker detectors might miss. Its strong detection performance helps me spend less time guessing and more time actually finding coins, jewelry, and other hidden items.
My experience with the Ace 400 also shows me that it is useful because it is easy to handle without feeling too complicated. I do not want a detector that slows me down with confusing controls, and this one gives me a good balance of power and simplicity. It helps me stay focused on the hunt instead of worrying about settings.
I also see it as necessary because it performs well in different places, whether I am searching in parks, fields, or other outdoor areas. That versatility makes it a reliable tool for my detecting needs. For me, the Ace 400 is not just an accessory—it is an important detector that makes my hobby more productive and enjoyable.
My Buying Guides on Ace 400 Garrett Metal Detector
Why I Considered the Ace 400 Garrett Metal Detector
When I first looked for a metal detector, I wanted something that felt reliable, easy to use, and strong enough for both beginner and intermediate treasure hunting. The Ace 400 Garrett stood out to me because it has a good reputation for performance, especially for coin shooting, relic hunting, and general detecting. I liked that it offers more advanced features than entry-level models without feeling overly complicated.
What I Looked for Before Buying
Before I decided on the Ace 400, I focused on a few important things:
- Target Identification: I wanted a detector that could help me tell the difference between trash and valuable targets.
- Depth Performance: I needed something that could detect coins and small objects at decent depth.
- Ease of Use: I preferred a machine that I could learn quickly without a steep learning curve.
- Durability: I wanted a detector that could handle outdoor use in different conditions.
- Value for Money: I compared features with price to make sure I was getting a solid deal.
Key Features That Impressed Me
The Ace 400 Garrett Metal Detector has several features that made me feel confident about choosing it:
- High Sensitivity: I found it responsive to small targets like coins and jewelry.
- Digital Target ID: This helped me understand what I might be digging before I started digging.
- Iron Audio: I liked this feature because it helped me hear iron targets more clearly, which saved me time.
- Adjustable Discrimination: I could filter out unwanted metals and focus on better targets.
- Waterproof Search Coil: This gave me confidence when detecting in damp grass or shallow water areas.
- Multiple Search Modes: I appreciated having different settings for different hunting situations.
My Experience with Ease of Use
One of the biggest reasons I liked the Ace 400 was how easy it was to get started. I did not feel overwhelmed by too many complicated controls. The buttons and settings were straightforward, and after a short learning period, I could adjust the detector to suit my hunting style. For me, that made the whole experience more enjoyable.
Performance in the Field
In actual use, I found the Ace 400 to be dependable. It gave me clear signals on many common targets, and I noticed that it performed well in parks, fields, and other typical detecting spots. I especially liked how the detector handled trashy areas because the discrimination and iron audio helped me avoid unnecessary digging.
Who I Think This Detector Is Best For
From my experience, I would recommend the Ace 400 Garrett Metal Detector for:
- Beginners who want a detector with room to grow
- Hobbyists looking for a mid-range metal detector
- Coin hunters and relic hunters
- People who want good features without paying for a high-end machine
Things I Think About Before Buying
Even though I liked the Ace 400, I still think buyers should consider a few things:
- Weight: I made sure I was comfortable holding it for longer sessions.
- Environment: I checked whether I would mostly hunt on land, in wet areas, or on beaches.
- Accessories: I looked at whether I needed headphones, a digging tool, or a carrying bag.
- Learning Time: I knew I would need a little practice to get the best results.
My Final Buying Advice
If I were choosing a metal detector again and wanted a balance of performance, ease of use, and value, the Ace 400 Garrett Metal Detector would still be on my shortlist. I think it offers enough advanced features to keep detecting exciting while still being simple enough for most people to learn quickly. For me, it feels like a smart buy for anyone serious about getting into metal detecting without overspending.
Final Thoughts
In my view, the Ace 400 Garrett Metal Detector stands out as a reliable and user-friendly choice for both beginners and more experienced treasure hunters. I like that it offers solid performance, useful features, and easy operation without feeling overwhelming. My takeaway is that it delivers a strong balance of value, versatility, and detection power for a wide range of detecting situations.
Author Profile

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Some people collect souvenirs from the places they visit. Natalie Mercer collects observations. Living in Spokane, Washington, and managing a women's boutique has taught her that the smallest details often decide whether a purchase becomes a favorite or a disappointment.
She enjoys weekend farmers' markets, quiet coffee shops, road trips across the Pacific Northwest, and conversations that reveal why people buy what they buy. Those everyday experiences shape every review she writes.
Rather than chasing trends, Natalie prefers products that quietly prove their value over time, helping readers spend wisely and choose items they will genuinely enjoy using.
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