KastKing Spartacus II Plus Spinning Reel – IPX5 vs Lew's Crappie Thunder Underspin Fishing Reel,
Updated August 2026 — KastKing Spartacus II Plus Spinning Reel – IPX5 leads on drag and retrieve.
The KastKing Spartacus II Plus offers superior versatility and performance, while the Lew's Crappie Thunder is a budget-friendly option tailored for crappie fishing.
Why KastKing Spartacus II Plus Spinning Reel – IPX5 is better
Versatility
KastKing is suitable for both freshwater and saltwater fishing.
Drag Power
KastKing has a maximum drag of 22 lbs compared to Lew's.
Build Quality
KastKing features IPX5 waterproof sealing.
Why Lew's Crappie Thunder Underspin Fishing Reel, is better
Price
Lew's is significantly cheaper at $23.99.
Ease of Use
Lew's comes pre-spooled with line for immediate use.
Target Audience
Lew's is specifically designed for crappie fishing.
Overall score
Specifications
| Spec | KastKing Spartacus II Plus Spinning Reel – IPX5 | Lew's Crappie Thunder Underspin Fishing Reel, |
|---|---|---|
| Brand | KastKing | Lew's |
| Waterproof | Yes | No |
| Material | Zinc Alloy | Graphite |
| Bearings | 7+1 | 1 |
| Pre-spooled | No | Yes |
Dimension comparison
Overview of KastKing Spartacus II Plus and Lew's Crappie Thunder Underspin
The KastKing Spartacus II Plus is a high-performance spinning reel priced at $48.99, while the Lew's Crappie Thunder Underspin is a more budget-friendly option at $23.99, making it about 51% cheaper. Both reels cater to different fishing styles and target species, with the KastKing designed for versatility in various fishing environments, and the Lew's model specifically aimed at crappie fishing enthusiasts.
Build Quality and Durability
The KastKing Spartacus II Plus features an IPX5 waterproof sealing system with four Everseal rings designed to protect against water, spray, and grit, ensuring smooth operation even in harsh conditions. This reel's construction includes a zinc alloy drive gear and brass pinion gear for long-term durability. On the other hand, the Lew's Crappie Thunder Underspin is built on a lightweight graphite frame and features a stainless-steel nose cone, promoting strength and dependability. While both reels are constructed with quality materials, the KastKing's waterproofing gives it an edge for anglers who fish in varying weather conditions.
Performance and Gear Ratio
In terms of performance, the KastKing Spartacus II Plus boasts a balanced 5.2:1 gear ratio, which is ideal for a variety of fish species, including bass and trout. This gear ratio allows for a good combination of speed and torque, making it versatile for different fishing techniques. Conversely, the Lew's Crappie Thunder offers a 4.3:1 gear ratio, recovering 16 inches of line per turn, which is tailored for crappie fishing. While the KastKing is versatile, the Lew's design is specifically optimized for targeting crappies, making it an excellent choice for anglers focused on that species.
Drag Power and Control
The KastKing Spartacus II Plus features a carbon fiber drag system with a maximum drag of 22 pounds, which provides significant control over larger fish. This reel also includes a smooth retrieve mechanism with 7+1 stainless steel bearings, enhancing the angler's experience with less friction under load. In contrast, the Lew's Crappie Thunder has a more modest drag system suitable for the lighter tackle used in crappie fishing. This difference highlights the KastKing's capability for handling larger and more aggressive fish, while the Lew's is designed for finesse fishing.
Ease of Use
When it comes to ease of use, the KastKing Spartacus II Plus provides a user-friendly experience with its instant anti-reverse bearing that eliminates back play for solid hooksets. The design also incorporates features that enhance line management and casting distance. Meanwhile, the Lew's Crappie Thunder Underspin is pre-spooled with 4-pound-test monofilament line, allowing anglers to start fishing right out of the box. Its reversible retrieve system offers flexibility for both right and left-handed anglers, making it user-friendly for a broader audience.
Price Comparison
The KastKing Spartacus II Plus is priced at $48.99, while the Lew's Crappie Thunder Underspin is available for $23.99. This price difference means the KastKing is about 104% more expensive than the Lew's model. For budget-conscious anglers who primarily target crappies, the Lew's reel offers great value, while the KastKing is more suitable for those seeking a versatile reel for various fishing situations.
Target Audience
The KastKing Spartacus II Plus is designed for anglers who fish in both freshwater and saltwater environments, offering versatility for a range of species beyond crappies. Its robust features and higher price point make it ideal for serious anglers who frequently venture into diverse fishing scenarios. Conversely, the Lew's Crappie Thunder is specifically tailored for crappie fishing, appealing to those who prioritize targeting this species with specialized equipment. This distinction in target audience highlights the unique strengths of each reel.
Which should you buy?
Choosing between the KastKing Spartacus II Plus and the Lew's Crappie Thunder Underspin largely depends on your fishing needs and budget. If you're looking for a versatile, high-performance reel with robust features suitable for various fishing environments, the KastKing is a solid choice. However, if you're focused on crappie fishing and want a budget-friendly option that is easy to use, the Lew's model stands out as an excellent option. Ultimately, both reels offer unique benefits, catering to different fishing styles and preferences.

