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SIMRAD NSS7 EVO2 vs Garmin GPSMAP 541s: Which Used Marine Chartplotter Is Worth Buying?

The SIMRAD NSS7 EVO2 costs less but is listed for parts with a non-working screen. The Garmin GPSMAP 541s bundle costs a little more and is described as tested. Here's how to choose.

Last updated Aug 17, 2026

Choosing between two used marine chartplotters near the same price can be frustrating. One looks like the obvious budget pick until you read that its screen isn't usable. The other asks $30 more but comes as a bundle and is described as tested. For marine electronics sonar navigation, this is the classic trade-off: lowest price versus likely ready-to-use hardware.

Quick Verdict

For a display you can actually navigate with, the Garmin GPSMAP 541s is the stronger pick at $249.99. If you already own an NSS7 EVO2 and need a parts unit, the SIMRAD NSS7 EVO2 at $219.99 serves that narrow purpose. Don't buy it expecting a working screen.

ProductListed PriceWhat Stands Out
SIMRAD NSS7 EVO2 Boat Chartplotter Fishfinder GPS Radar Unit Display For PartsUSD 219.99Turns on, but screen not usable; sold for parts; no returns; no warranty
Garmin GPSMAP 541s 5in Marine GPS Chartplotter Fishfinder Gray BundleUSD 249.995-inch screen; waterproof; tested by seller; charger not included

Where Each Product Wins

The SIMRAD NSS7 EVO2 wins on price alone. At $219.99, it is $30 cheaper than the Garmin, which matters if you are looking for a potential donor unit from this model. The Garmin wins on usability because the listing describes it as tested, the screen size is listed as 5 inches, and the unit carries a waterproof feature. That makes it the more sensible choice for someone who needs a working chartplotter.

SIMRAD NSS7 EVO2 Boat Chartplotter Fishfinder GPS Radar Unit Display For Parts

SIMRAD NSS7 EVO2 BOAT CHARTPLOTTER FISHFINDER GPS RADAR UNIT DISPLAY FOR PARTS

At $219.99, the SIMRAD NSS7 EVO2 is the cheaper of the two units, and the title makes its intended use clear: for parts. The listing says the unit powers on and makes sounds, but the screen is not usable or showing anything. That means it won't work as a chartplotter, fishfinder, or GPS display in its current condition. It also comes with no warranty and is marked no returns, so any transaction is final. The seller does mention quick delivery and a tracking number. This makes sense only if you have a specific need for donor parts from this model or are comfortable taking a risk on a non-functional display.

Garmin GPSMAP 541s 5in Marine GPS Chartplotter Fishfinder Gray Bundle

Garmin GPSMAP 541s 5in Marine GPS Chartplotter Fishfinder Gray BUNDLE

At $249.99, the Garmin GPSMAP 541s bundle costs $30 more than the SIMRAD. The listing describes the unit as hand-sourced and tested, with defects noted if present. The model number and 5-inch screen size are listed, and the unit carries a waterproof feature. It's a used bundle, so the exact accessories are what the seller includes, and a charger is not included. If you want a display that should be ready for the helm, this is the safer spend. The extra $30 buys the difference between a working-screen unit and one sold strictly for parts.

Final Choice by Use Case

Pick the Garmin GPSMAP 541s if your priority is a tested marine chartplotter/fishfinder with a 5-inch waterproof screen for $249.99. Pick the SIMRAD NSS7 EVO2 only if you are specifically seeking a parts unit for this model and can accept a non-working screen, no returns, and no warranty at $219.99.

Products in this article
SIMRAD NSS7 EVO2 BOAT CHARTPLOTTER FISHFINDER GPS RADAR UNIT DISPLAYUSD 219.99View on eBayGarmin GPSMAP 541s 5in Marine GPS Chartplotter Fishfinder Gray BUNDLEUSD 249.99View on eBay
SIMRAD NSS7 EVO2 BOAT CHARTPLOTTER FISHFINDER GPS RADAR UNIT DISPLAYUSD 219.99View on eBayGarmin GPSMAP 541s 5in Marine GPS Chartplotter Fishfinder Gray BUNDLEUSD 249.99View on eBay

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