JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F vs Eyoyo Underwater Fishing Camera Video Fish Finder Sea/River/Ice Fishing Camera 1
Updated August 2026 — The JOYWEE FF688C offers excellent sonar capabilities at a lower price, while the Eyoyo provides superior visual clarity with its underwater camera. Choose based on your fishing style.
The JOYWEE FF688C offers excellent sonar capabilities at a lower price, while the Eyoyo provides superior visual clarity with its underwater camera. Choose based on your fishing style.
Why JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F is better
lower price
The JOYWEE is priced at C$155.99.
sonar technology
The JOYWEE uses dual beam sonar for depth readings.
lightweight
The JOYWEE weighs only 388g.
Why Eyoyo Underwater Fishing Camera Video Fish Finder Sea/River/Ice Fishing Camera 1 is better
larger display
The Eyoyo has a 7-inch display.
night vision
The Eyoyo features 12 infrared LED lights for low-light conditions.
longer battery
The Eyoyo offers 8-10 hours of battery life.
Overall score
Specifications
| Spec | JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F | Eyoyo Underwater Fishing Camera Video Fish Finder Sea/River/Ice Fishing Camera 1 |
|---|---|---|
| Brand | Phiradar | Eyoyo |
| Sonar Frequency | 200/83KHz | N/A |
| Waterproof Rating | N/A | IP68 |
| Resolution | V320xH240 | 1000TVL |
| Multi-language | Yes | No |
Dimension comparison
Overview of the Products
When it comes to fish-finding technology, two notable contenders are the JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder and the Eyoyo Underwater Fishing Camera. The JOYWEE is priced at C$155.99, while the Eyoyo retails for C$209.99. Each device offers unique features tailored for different fishing experiences, making them suitable for various types of anglers.
Display and User Interface
The JOYWEE FF688C features a 3.5-inch TFT LCD display with a resolution of V320xH240, designed for readability in sunlight. This is particularly advantageous for outdoor fishing, where glare can affect visibility. On the other hand, the Eyoyo boasts a larger 7-inch display that provides crystal-clear images, enhanced by a 1000TVL HD lens. This size difference may appeal to users who prefer a more expansive view of underwater activity. The JOYWEE's multi-language menu settings also offer versatility for international users, while the Eyoyo camera's interface is more straightforward, aimed at providing immediate visual feedback.
Sonar vs. Camera Technology
The JOYWEE FF688C relies on dual beam sonar technology operating at 200KHz and 83KHz frequencies, which provides depth readings from 2 to 240 feet. This dual-frequency capability allows for a detailed understanding of fish location and bottom contour. Conversely, the Eyoyo uses a camera system that captures real-time video, enabling users to see fish and underwater structures directly. This difference is crucial; sonar technology is excellent for detecting fish, while a camera provides visual confirmation of fish behaviour and habitat.
Depth Range and Performance
The JOYWEE offers depth readings from 2 to 240 feet (0.6-80m), making it suitable for various fishing environments, including oceans, rivers, and lakes. Its 800 watts maximum output power ensures reliable performance, even in challenging conditions. In contrast, the Eyoyo camera does not specify a depth range but is built with IP68 waterproofing, suggesting it can operate in very wet conditions, which is especially useful for ice fishing and deeper water applications. The performance of each device thus varies based on the fishing context; the JOYWEE excels in sonar detection, while the Eyoyo shines in visual clarity.
Power Supply and Usage Time
The JOYWEE FF688C operates on a power input of DC 10-18V and is designed to function effectively in temperatures ranging from -20 to +70°C, providing versatility for different fishing conditions. Meanwhile, the Eyoyo camera offers an impressive 8-10 hours of continuous battery life, allowing for extended fishing sessions without needing to recharge. This is particularly advantageous for anglers who prefer to fish all day or during longer trips. While both devices are built for outdoor use, the Eyoyo’s battery longevity gives it an edge in terms of prolonged usage.
Features for Anglers
The JOYWEE comes packed with features such as fish depth indicators, multi-level depth ranges, and audible alarms for fish and depth detection. It also includes options for sensitivity settings, allowing users to customize their experience based on fishing conditions. The Eyoyo, while lacking some of these sonar-specific features, compensates with night vision capabilities, thanks to 12 infrared LED lights. This feature allows for fishing in low-light conditions, making it ideal for early morning or evening excursions. Each device, therefore, caters to specific needs, with the JOYWEE focusing on sonar capabilities and the Eyoyo emphasizing visual clarity.
Portability and Setup
The JOYWEE FF688C is relatively lightweight at 388g and comes with a user manual, transducer, and power cable, making it easy to set up and transport. Its compact size ensures that it can fit in various fishing setups, including boats and kayaks. Meanwhile, the Eyoyo's rugged design is also portable but is primarily designed for stationary use due to its camera setup. This fixed nature may limit its use in certain fishing scenarios compared to the more versatile JOYWEE. However, the Eyoyo's robust build allows it to withstand harsh environments, making it suitable for serious anglers.
Price Comparison
The JOYWEE FF688C is priced at C$155.99, making it a more budget-friendly option for those looking to enhance their fishing experience without a significant investment. In contrast, the Eyoyo is priced at C$209.99, which reflects its advanced features and capabilities. The price difference may influence buyers depending on their specific needs; those seeking a straightforward fish finder may find the JOYWEE adequate, while those wanting detailed underwater visuals may see the extra cost of the Eyoyo as justified.
Which should you buy?
Deciding between the JOYWEE FF688C and the Eyoyo Underwater Fishing Camera ultimately depends on your fishing preferences. If you are looking for a dedicated fish finder with robust sonar capabilities at a lower price, the JOYWEE is an excellent choice. However, if you desire a more immersive experience with underwater visibility and don't mind spending a bit more, the Eyoyo could be worth the investment. Each product has its strengths, catering to different styles of fishing, so consider your needs and fishing habits before making a decision.
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