For boat-mounted units, a screen smaller than 7 inches can often be difficult to read. Higher resolution ensures a clearer image of structure and individual fish.
If you only need depth and water temperature, a basic $100 unit is sufficient. Don't pay for side imaging if you won't take the time to learn how to interpret it. buy fish finder
Noted for offering the best features for its price point, including side imaging. 3. High-End / Professional For boat-mounted units, a screen smaller than 7
The market is generally split into three tiers based on features and budget. For boat-mounted units
What are you using (kayak, bass boat, offshore)? Are you fishing in freshwater or saltwater ?
These are ideal for small boats, kayaks, or those just starting out.