Deeper MAX Castable GPS Fish Finder vs Garmin Striker Vivid 7cv, U.S. with GT20-TM
Updated August 2026 — Deeper MAX Castable GPS Fish Finder wins on portability and battery life, Garmin Striker Vivid 7cv, U.S. with GT20-TM wins on mapping features and ease of use.
The Deeper MAX is a more affordable and portable option, while the Garmin Striker Vivid 7cv offers advanced features and a larger display.
Why Deeper MAX Castable GPS Fish Finder is better
Price
Deeper MAX is $209.99, significantly cheaper than Garmin's $399.99.
Portability
Deeper MAX is castable and portable, ideal for various fishing scenarios.
Battery Life
Deeper MAX has a 15-hour battery life, suitable for extended trips.
Why Garmin Striker Vivid 7cv, U.S. with GT20-TM is better
Display
Garmin has a 7-inch color screen for better visibility.
Sonar Technology
Garmin includes CHIRP ClearVü for enhanced underwater detail.
Brand Reputation
Garmin has a higher sales rank and established reputation.
Overall score
Specifications
| Spec | Deeper MAX Castable GPS Fish Finder | Garmin Striker Vivid 7cv, U.S. with GT20-TM |
|---|---|---|
| Screen Size | N/A | 7 inches |
| Sonar Type | CHIRP | CHIRP + ClearVü |
| GPS Range | 400 ft | N/A |
| Depth Capability | 330 ft | N/A |
| Battery Life | 15 hours | N/A |
Dimension comparison
Overview of Deeper MAX Castable GPS Fish Finder and Garmin Striker Vivid 7cv
The Deeper MAX Castable GPS Fish Finder is priced at $209.99, making it about 47% cheaper than the Garmin Striker Vivid 7cv, which retails for $399.99. Both devices are designed to enhance your fishing experience, but they cater to different needs and preferences. The Deeper MAX offers portability and user-friendly features aimed at casual anglers, while the Garmin Striker Vivid 7cv is built for those who require more advanced capabilities and a larger display.
Design and Portability
The Deeper MAX is a portable fish finder that can be cast from shore or used from a boat, making it ideal for various fishing scenarios. Its compact design allows for easy transport and use in ice fishing, shore fishing, or boat fishing. In contrast, the Garmin Striker Vivid 7cv is a 7-inch color fishfinder that is fixed-mount, requiring a bit more setup but offering a more substantial screen for viewing underwater activity. The portability of the Deeper MAX gives it an edge for anglers who prefer a lightweight option that can be easily transported.
Display and Usability
In terms of display, the Garmin Striker Vivid 7cv features a 7-inch color screen, which provides a clearer view of underwater structures and fish compared to the Deeper MAX's app-based interface. The vivid scanning sonar color palettes of the Garmin device enhance visibility, making it easier to distinguish between fish and structures. However, the Deeper MAX utilizes a free app called Fish Deeper, providing personal 3D depth maps and an intuitive user experience. While both devices are user-friendly, the larger display of the Garmin may be more beneficial for those who prefer a traditional setup.
Sonar Technology
The sonar capabilities of both devices are impressive but differ in their approach. The Deeper MAX uses CHIRP sonar technology, providing detailed depth readings up to 330 feet and a GPS range of up to 400 feet. This level of accuracy is suitable for a variety of fishing environments. On the other hand, the Garmin Striker Vivid 7cv includes a GT20 transducer that combines traditional CHIRP sonar with CHIRP ClearVü scanning sonar. This feature allows for a more detailed view of underwater structures and fish, which may appeal to more serious anglers looking for enhanced detail.
Battery Life and Power Source
Battery life is an essential consideration for any portable device. The Deeper MAX boasts a 15-hour battery life, which is impressive for a castable fish finder, allowing for extended fishing trips without the need for recharging. In contrast, the Garmin Striker Vivid 7cv does not specify a battery life, as it is typically powered by the boat's electrical system. This could be a drawback for those who fish from smaller boats or kayaks that may not have a reliable power source.
Price and Value
With a price point of $209.99, the Deeper MAX offers a considerable saving compared to the Garmin Striker Vivid 7cv at $399.99. This price difference of about $190 highlights the Deeper MAX as a more budget-friendly option, particularly appealing to casual anglers or those just getting into fishing technology. However, the Garmin device provides advanced features that may justify the higher price for avid fishermen who require more sophisticated tools for their fishing expeditions.
Brand Reputation and Sales Rank
When considering brand reputation, Garmin is known for its high-quality navigation and fish-finding equipment, reflected in its bestseller rank of 7667. The Deeper MAX, with a sales rank of 18636, is a reputable choice as well but does not have the same level of market penetration as Garmin. This distinction may influence buyers who prioritize brand reliability and customer support when making a purchase decision.
Which should you buy?
Choosing between the Deeper MAX Castable GPS Fish Finder and the Garmin Striker Vivid 7cv ultimately depends on your fishing style and needs. If you require a portable, cost-effective option with decent sonar capabilities, the Deeper MAX is the clear choice at $209.99. However, for those seeking a more robust device with a larger display and advanced sonar technology, the Garmin Striker Vivid 7cv may be worth the investment at $399.99. Each device serves its purpose well, so consider your fishing habits and preferences before making a decision.

