Chef's Choice 1520 3-Stage Electric Knife Sharpener
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Top features
The Chef's Choice 1520 is a 3-stage electric knife sharpener using 100% diamond abrasives with precision angle guides. It offers two edge angles—a traditional 20-degree edge or a finer 15-degree edge—via the AngleSelect feature, plus the proprietary Dizor-engineered two-facet system that creates a longer-lasting arch-shaped edge.
Sharpens both straight-edge and serrated knives, making it versatile for most Western kitchen blades. The three stages progressively refine the edge from coarse sharpening through honing to polishing. Built-in guides ensure accuracy throughout, eliminating guesswork—a key advantage for users uncomfortable with whetstones.
Best for home cooks and kitchen enthusiasts who want restaurant-quality edges with minimal skill required. Not ideal for Japanese or premium single-bevel knives (fixed angles). Currently discounted ~35% ($108 vs. $168 typical), reflecting strong market presence and competition from newer cordless alternatives.
Why it's hot
Trusted 3-stage electric with dual-angle precision guides, Diamond abrasives
- Value for money 62
- Review rating & velocity 100
- Community sentiment 88
- Brand reputation 100
- Search heat 68
- Est. return & defect rate 94
Pros & cons
Pros
- Restores razor-sharp edges in under a minute
- Two edge angles (15° and 20°) in one machine
- Multi-stage coarse-to-fine refinement
- Works on serrated and straight-edge blades
- Precision angle guides eliminate guesswork
- Durable diamond abrasives
- Established brand with strong reviews
Cons
- Removes more steel than whetstones (not for premium knives)
- Fixed angles not suitable for Japanese single-bevel knives
- Pricier than manual pull-through sharpeners
- Requires electricity / outlet access
- Some users report guides wear over years of heavy use
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