JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F vs Deeper Chirp+ 2 Sonar Fish Finder - Portable Depth Finder for Kayaks
Updated August 2026 — The JOYWEE FF688C is a solid choice for casual anglers, while the Deeper Chirp+ 2 offers advanced features for serious fishing enthusiasts.
The JOYWEE FF688C is a solid choice for casual anglers, while the Deeper Chirp+ 2 offers advanced features for serious fishing enthusiasts.
Why JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F is better
affordable price
C$155.99 is lower than C$284.99
fixed installation
suitable for regular boat use
basic functionality
easy to use for amateur fishermen
Why Deeper Chirp+ 2 Sonar Fish Finder - Portable Depth Finder for Kayaks is better
advanced sonar
CHIRP technology for better accuracy
greater depth range
scans up to 330 feet compared to 240 feet
portability
castable design for easy transport
Overall score
Specifications
| Spec | JOYWEE FF688C 3.5" Phiradar Color LCD Boat Fish Finder 200KHz/83KHz Dual Sonar F | Deeper Chirp+ 2 Sonar Fish Finder - Portable Depth Finder for Kayaks |
|---|---|---|
| Brand | Phiradar | Deeper |
| Price | C$155.99 | C$284.99 |
| Display Type | TFT LCD | Smartphone App |
| Sensitivity Levels | 100 | N/A |
| Connectivity | Wired | Wi-Fi |
Dimension comparison
Overview of the JOYWEE FF688C and Deeper Chirp+ 2
The JOYWEE FF688C and Deeper Chirp+ 2 are both high-quality fish finders catering to different fishing needs. The JOYWEE FF688C is priced at C$155.99, while the Deeper Chirp+ 2 comes in at a higher C$284.99. Their features and usability vary significantly, making them suitable for different types of anglers.
The JOYWEE FF688C is designed for both amateur and professional fishermen, boasting a 3.5-inch TFT display and a depth range from 2 to 240 feet. In contrast, the Deeper Chirp+ 2 offers advanced CHIRP sonar technology, allowing it to cast out to 394 feet and scan depths from 6 inches to 330 feet, highlighting its suitability for more technical fishing environments.
Display Quality and User Interface
The display quality is a crucial factor in determining how effectively a fish finder can be used. The JOYWEE FF688C features a 3.5-inch, 18-bit TFT LCD display with a resolution of V320XH240. This display is designed to be sunlight-readable, which is beneficial for fishing in bright conditions.
On the other hand, the Deeper Chirp+ 2 does not specify a traditional display but instead connects to your smartphone via its own Wi-Fi signal. This allows for a flexible and modern user interface, providing detailed mapping and scanning capabilities through the Deeper app. The ability to map out waters and access detailed scans makes the Deeper Chirp+ 2 more versatile for tech-savvy anglers.
Sonar Technology
Sonar technology is a defining feature of any fish finder, and here the two products differ significantly. The JOYWEE FF688C uses dual-beam sonar frequencies of 200KHz and 83KHz, which allows for decent depth and fish detection. It features 100 levels of sensitivity and can show various bottom structures, such as grass, sand, and rock.
Conversely, the Deeper Chirp+ 2 employs advanced CHIRP sonar technology, which offers three beam frequencies and precise 0.4-inch target separation. This allows for crisp clarity and extreme accuracy, making it ideal for locating specific species and fishing in deeper waters. The Deeper Chirp+ 2's sonar functionality is superior for anglers seeking high-performance capabilities.
Portability and Ease of Use
Portability is essential for many anglers, especially those who kayak or fish from the shore. The JOYWEE FF688C is a fixed device that requires installation on a boat, making it less portable. While it is user-friendly, it is best suited for those who fish regularly from a stable platform.
In contrast, the Deeper Chirp+ 2 is explicitly designed for portability. It is a castable device that weighs significantly less than the JOYWEE FF688C and can easily be transported in a fishing bag. Its capability to connect to iOS and Android devices adds to its ease of use, allowing users to access features from the convenience of their smartphones.
Battery Life and Charging
When considering battery life, the Deeper Chirp+ 2 stands out with a powerful battery that can last up to 15 hours on a single charge. It also features fast charging capabilities, reaching full charge in just 2 hours. This extended battery life is particularly advantageous for long fishing trips or outings.
In contrast, the JOYWEE FF688C requires an external power source with an input power range of DC 10-18V. While it has a battery strength indicator, it is less convenient for those looking for a self-sustaining unit. The Deeper Chirp+ 2 clearly offers a significant advantage in this category, making it more suited for extended use.
Depth Range Capabilities
The depth range of a fish finder can significantly impact its effectiveness in various fishing scenarios. The JOYWEE FF688C can read depths from 2 to 240 feet, which is suitable for many freshwater and coastal fishing environments.
On the other hand, the Deeper Chirp+ 2 can scan depths ranging from 6 inches to an impressive 330 feet. This extended range makes it a better choice for anglers targeting deeper species or fishing in deeper waters. The Deeper Chirp+ 2's greater depth scanning capability provides a clear advantage for those fishing in diverse environments.
Target Audience
The target audience for each fish finder is quite different. The JOYWEE FF688C is designed for both amateur and professional fishermen who require a reliable, straightforward device for various fishing scenarios, including ice fishing and shore fishing. Its affordability makes it accessible to a broader audience.
Conversely, the Deeper Chirp+ 2 is aimed at more serious anglers who are willing to invest in advanced technology for enhanced fishing experiences. Its sophisticated features and smartphone compatibility cater to tech-savvy users looking for a high-performance fish finder. The significant price difference reflects the varying levels of functionality and target user experience.
Which should you buy?
In deciding between the JOYWEE FF688C and the Deeper Chirp+ 2, consider your fishing style and needs. If you are an amateur or casual angler looking for a straightforward, affordable option for basic fish finding, the JOYWEE FF688C at C$155.99 is a solid choice. However, if you are a serious angler seeking advanced technology, portability, and superior depth capabilities, the Deeper Chirp+ 2, priced at C$284.99, is worth the investment. Ultimately, your choice should align with your fishing habits and the environments you typically fish in.
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