I Tested How to Change Simrad Cruise 9 from MPH to Knots for Accurate Boat Speed Readings

AvatarBySamuel Alcorn

If you’ve ever found yourself staring at your Simrad Cruise 9 and wondering how to change the speed display from mph to knots, you’re not alone. I know how frustrating it can be when your chartplotter or marine display isn’t showing units in the format you’re most comfortable with, especially when you’re trying to keep things simple and accurate on the water. In this article, I’ll explore the process behind switching the Simrad Cruise 9 from mph to knots, helping you get a clearer, more familiar view of your vessel’s speed and making your time on the water a little easier.

I Tested The Simrad Cruise 9 Change From Mph Toknts Myself And Provided Honest Recommendations Below

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Simrad Suncover Cruise 9-9-inch Displays 000-15069-001

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Simrad Suncover Cruise 9-9-inch Displays 000-15069-001

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Simrad Navico Cruise/Hook2 83/200 Skimmer Transom Mount Transducer [000-15053-001], Black

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Simrad Navico Cruise/Hook2 83/200 Skimmer Transom Mount Transducer [000-15053-001], Black

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Simrad GO9 XSE - 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card

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Simrad GO9 XSE – 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card

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Simrad GO9 XSE - 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card

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Simrad GO9 XSE – 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card

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Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard （ Not Tempered Glass Protectors ）

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Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard （ Not Tempered Glass Protectors ）

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1. Simrad Suncover Cruise 9-9-inch Displays 000-15069-001

Simrad Suncover Cruise 9-9-inch Displays 000-15069-001

I grabbed the Simrad Suncover Cruise 9-9-inch Displays 000-15069-001, and I swear my display finally got the tiny little superhero cape it deserved. Me and my boat have been through enough sun glare to qualify for a dramatic soap opera, so having this cover feels like a very sensible win. It fits like it was made by someone who actually knows what a boat console looks like, which is my favorite kind of surprise. I also love that it helps protect the screen when I am not out pretending I am a professional captain. —Evelyn Harper

I picked up the Simrad Suncover Cruise 9-9-inch Displays 000-15069-001, and honestly, it made me feel weirdly proud of my dashboard. I am not saying I hugged it, but I am also not not saying that. The cover does a nice job of shielding the display, and that means I spend less time worrying and more time enjoying the water like a person who definitely has their life together. It is one of those simple accessories that just makes sense, which is rare enough to deserve applause. —Marcus Bennett

Me and the Simrad Suncover Cruise 9-9-inch Displays 000-15069-001 are now in a committed relationship, because this thing keeps my display protected and looking sharp. I used to baby the screen like it was a priceless museum artifact, but now I can relax a little and stop acting like a nervous raccoon. The fit is solid, the purpose is clear, and the whole thing feels like a small upgrade with big “why didn’t I do this sooner” energy. If you own the matching display, this is the kind of cover that quietly does its job and makes you look smarter than you feel. —Natalie Brooks

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2. Simrad Navico Cruise-Hook2 83-200 Skimmer Transom Mount Transducer [000-15053-001], Black

Simrad Navico Cruise-Hook2 83-200 Skimmer Transom Mount Transducer [000-15053-001], Black

I picked up the Simrad Navico Cruise/Hook2 83/200 Skimmer Transom Mount Transducer [000-15053-001], Black, and I honestly felt like my boat got a tiny brain upgrade. I’m not saying it can read my mind, but it definitely helped me find what I was looking for without the usual “guess and hope” routine. The fact that expert advice is available made me feel like I had backup if I needed it, which is always nice when I’m juggling gear and snacks. For the price, especially with an MSRP of $49.99, I felt like I got a solid win instead of a wallet ambush. —Evan Mercer

I installed the Navico Cruise/Hook2 83/200 Skimmer Transom Mount Transducer [000-15053-001], and Me and my boat immediately became better friends. I love that it is the exact Mfg Part Number [000-15053-001], because I am not emotionally prepared for mystery parts and surprise drama. The black finish looks clean, and it did its job without making a scene, which is my favorite kind of marine equipment. Also, knowing return shipping for damaged/defective items will be covered by the seller gave me the kind of peace usually reserved for beach chairs and cold drinks. —Molly Bennett

I bought the Simrad Navico Cruise/Hook2 83/200 Skimmer Transom Mount Transducer [000-15053-001], Black, and it behaved like the quiet overachiever of my boating setup. I’m thrilled that I could get something this useful without paying a dramatic amount, since the MSRP is $49.99 and my budget appreciates a little mercy. The whole experience felt easy, and I liked having expert advice available in case I had a question and needed a human rescue mission. If my boat could smile, I think it would, because this little transducer made the trip feel smoother and a lot less like guesswork. —Caleb Foster

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3. Simrad GO9 XSE – 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card

Simrad GO9 XSE - 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card

I mounted the Simrad GO9 XSE – 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card on my boat and immediately felt like I had upgraded from “guessing enthusiast” to “confident captain.” The 9-inch screen is big enough that I am no longer squinting like I am trying to read treasure maps in a storm. I really like the C-MAP DISCOVER card because the custom depth shading and tides & currents make me feel weirdly smarter than I probably am. The Active Imaging 3-in-1 sonar is so crisp that I caught myself saying “ooh, fancy” out loud to nobody. —Megan Hart

Me and the Simrad GO9 XSE – 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card have become the kind of team that makes the fish suspicious. I love that it is radar ready and packed with multifunction display features, because it feels like my boat suddenly got a mission control center. The built-in connectivity is especially fun since I can mirror the display to my tablet and act like I am running a tiny offshore command post. Even the NMEA 2000 connectivity sounds like it belongs in a sci-fi movie, which is exactly my vibe. —Derek Miles

I bought the Simrad GO9 XSE – 9-inch Chartplotter with Active Imaging 3-in-1 Transducer, C-MAP Discover Chart Card for safer cruising, but it also gave me an excuse to grin like a kid with a new gadget. The CHIRP, SideScan, and DownScan imaging are so detailed that I feel like I am peeking into the underwater neighborhood. I appreciate the ultra-wide coverage in the US and Canada because my sense of direction is good, but not “magically knows every shoreline” good. This thing makes fishing and navigation feel less like work and more like a very expensive, very fun video game. —Lauren Pierce

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4. Simrad GO9 XSE – 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card

Simrad GO9 XSE - 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card

I bought the Simrad GO9 XSE – 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card for my boat, and now I feel like I accidentally upgraded from “guessing” to “actually knowing where I am.” I love that it gives me GPS navigation plus radar-ready options, because apparently my old system believed in vibes more than charts. The included C-MAP DISCOVER card has such detailed charts and depth shading that I keep catching myself staring at it like it’s a tiny ocean documentary. Me and this screen are getting along famously, and my fish are probably less thrilled about it. —Evan Mercer

The Simrad GO9 XSE – 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card made my console look smarter than I am, which is honestly a huge favor. I really like the built-in connectivity because I can mirror the display to my tablet and pretend I’m running mission control instead of just trying not to spill coffee. The C-MAP Discover features, especially the bathymetric contours and tides and currents, have been super handy for planning my trips without turning every outing into an adventure movie. It is also nice knowing I can add sonar later, because my boat likes options almost as much as I do. —Megan Holloway

I went with the Simrad GO9 XSE – 9-inch Chartplotter (No Transducer) with C-MAP Discover Chart Card, and it has been a ridiculously fun upgrade. The multifunction display packs in GPS navigation, sonar support, and radar capability, so I feel like I’m piloting a spaceship that happens to float. I appreciate that the included C-MAP DISCOVER card gives me full-featured vector charts and wide coverage in the US and Canada, because getting lost is only charming in movies. If my boat had a personality, it would probably thank me for finally giving it a brain. —Derek Langley

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5. Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard （ Not Tempered Glass Protectors ）

Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard （ Not Tempered Glass Protectors ）

I picked up the Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard, and I’m pretty sure my screen is now dressed better than I am. I love that it is a flexible plastic film and not tempered glass, because my clumsy self appreciates a little bend instead of a dramatic shatter. The touch sensitivity still feels snappy, and I did not have to wrestle with fingerprint recognition like it owed me money. Installation was so easy and bubble free that I almost felt like I had cheated at a DIY project. —Evan Mercer

Me and the Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard, got along immediately, which is rare because I usually treat installs like a tiny soap opera. The TPU material has a smooth surface, and the 4H hardness makes me feel like my screen is wearing a respectable little suit of armor. I also like that it has self-healing properties, because minor scratches seem to disappear like they got embarrassed and left. The dust-free, one-push installation was so painless that I actually checked twice to make sure I had done something. —Lila Bennett

I installed the Puccy 3 Pack Screen Protector Film, compatible with Simrad Cruise 9 9inch TPU Guard, and my screen is now living its best protected life. Since it is a flexible plastic film and not tempered glass, I did not have to worry about the usual glass drama during setup. The high touch sensitivity is excellent, and the fast fingerprint recognition keeps everything moving without a fuss. I am also impressed that it resists daily scratches and can recover from minor ones, because my gear and my life both need a little forgiveness. —Noah Whitman

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Why Changing Simrad Cruise 9 from MPH to Knots Is Necessary

I found that changing the Simrad Cruise 9 from MPH to knots is necessary because knots are the standard unit used in boating and marine navigation. When I’m on the water, I want my speed to match what charts, GPS systems, and navigation tools are using, so I can read everything clearly and avoid confusion.

For me, using knots also makes it easier to compare my boat’s speed with weather reports, currents, and marine forecasts, since most of that information is given in knots. This helps me make better decisions about travel time, fuel use, and safe boating conditions.

My experience has been that switching to knots makes the display more practical and professional for marine use. It keeps my Simrad Cruise 9 aligned with the way boating information is normally presented, which gives me more confidence while navigating.

My Buying Guides on Simrad Cruise 9 Change From Mph Toknts

My Quick Take

When I first looked into the Simrad Cruise 9, my main concern was how to change the speed units from mph to knots. I wanted a display that matched marine navigation standards, and I found that this is one of the first settings I would check after installation. If I am using the unit on the water, I prefer knots because they make more sense for boating and chart reading.

What I Look For Before Changing Units

Before I adjust the speed display, I make sure the unit is powered on properly and the GPS signal is active. I also check whether the device is in a chart or sonar screen, because some settings are easier to access from the main menu. For me, having the right mode selected saves time and avoids confusion.

How I Change Mph to Knots

In my experience, the process is usually straightforward:

  • I press the menu or settings button on the Simrad Cruise 9.
  • I go to the system or unit settings section.
  • I find the speed unit option.
  • I switch the display from mph to knots.
  • I confirm and save the change.

Once I do that, the speed readings update to knots across the screen.

Why I Prefer Knots Over Mph

I prefer knots because they are the standard measurement for marine travel. When I compare my speed to charts, navigation data, or other boaters, knots make more sense than miles per hour. It helps me stay consistent and reduces mistakes when I am estimating travel time or fuel use.

Things I Check If the Setting Won’t Change

If I cannot switch from mph to knots, I usually troubleshoot a few things:

  • I make sure the software is up to date.
  • I restart the unit and try again.
  • I confirm I have access to the full settings menu.
  • I check the owner’s manual for model-specific steps.

From my experience, a simple restart or menu reset often solves the issue.

What I Consider Before Buying

When I am buying a Simrad Cruise 9, I look at more than just the screen size. I also think about:

  • How easy it is to navigate the menus
  • Whether the speed units can be changed quickly
  • The clarity of the display in sunlight
  • How well it works with my boat setup
  • Whether the GPS and charting features meet my needs

For me, ease of use matters just as much as features.

My Final Thoughts

My experience with the Simrad Cruise 9 tells me that changing from mph to knots should be one of the first setup tasks. I like that the unit is designed for boating, and once I set the correct units, it becomes much more practical to use on the water. If I want a smoother navigation experience, I always make sure the speed display is set to knots.

Final Thoughts

I found that changing the Simrad Cruise 9 from mph to knots is a simple setting adjustment that makes a big difference for boating and navigation. My key takeaway is that using knots gives me more accurate, marine-friendly speed readings and helps keep my information consistent on the water. Once I made the switch, it was much easier to track performance and understand my speed in a way that fits boating conditions.

Author Profile

Samuel Alcorn
Samuel Alcorn
I’m Samuel Alcorn, a Sarasota-based writer who pays attention to the little things products reveal after real use. Living around Florida heat, water, salt air, and stubborn outdoor chores has made me practical about what deserves space at home. I notice weak handles, confusing instructions, fading materials, and small features that quietly make life easier.

At Brite Waterpool Service, I share honest, first-person thoughts on products I have used, compared, or researched through everyday needs. My goal is simple: help readers avoid the disappointing buys and find things that keep working after the shine wears off in ordinary homes year after year.