Frequently Asked Questions
Are the Superflex SF-566 eyeglasses prescription-ready?
What face shapes work best with rectangle eyeglasses like the SF-566?
What are the benefits of acetate frames?
Do these frames have spring hinges?
What sizes are available for the SF-566?
Are Superflex frames durable enough for daily wear?
Compare With Similar Frames
How the Superflex SF-566 Eyeglasses stacks up against the closest alternatives we carry.
- Same Superflex quality and spring hinge construction
- Similar price point at $50.99
- May offer different frame shape or color options
- Same brand quality and Quebec design
- Comparable price range
- Likely features spring hinges and acetate construction
- Very similar price at $51.50
- Acetate construction
- Full-rim rectangle design
Read the full comparison
Superflex SF-566 vs. Similar Women's Acetate Frames
If you're considering the Superflex SF-566, you might also be weighing other acetate rectangle frames in the same price range. Here's how the SF-566 stacks up against comparable options in our collection.
SF-566 vs. Superflex SF-482
Both frames come from the same Quebec-designed Superflex collection and share the brand's signature spring hinge construction and lightweight acetate build. The SF-482 is priced slightly lower at $50.99, making it an excellent choice if you're looking to save a few dollars. However, the SF-566 stands out with its gradient color options (rose, brown, and blue), which give it a softer, more contemporary look. If you prefer translucent gradient finishes over solid colors, the SF-566 is the better pick.
SF-566 vs. Superflex SF-438
The SF-438 is another women's frame from Superflex with a similar starting price, though it can range up to $100 depending on customization. Both frames offer the same quality acetate and spring hinge durability. The key difference lies in frame shape and style—if the SF-438's design doesn't match your face shape as well as the SF-566's modified rectangle, the SF-566 is the safer choice for versatility.
SF-566 vs. Otis & Piper 5004
The Otis & Piper 5004 is priced nearly identically at $51.50 and also features acetate construction in a rectangle shape. However, it lacks the Superflex brand's Quebec heritage and proven spring hinge engineering. Customer reviews consistently highlight Superflex's flexibility and comfort, which may not be matched by lesser-known brands. If you value brand reputation and the assurance of spring hinges, the SF-566 is worth the slight price difference.
Our recommendation: The Superflex SF-566 offers the best combination of style, comfort, and value in this price range. The gradient color options are unique, the spring hinges ensure long-term durability, and the Quebec-designed quality is backed by positive customer feedback. For just over $60, you're getting a frame that will serve you well for years.
At a Glance
Superflex SF-482 Eyeglasses
Pros:
- Same Superflex quality and spring hinge construction
- Similar price point at $50.99
- May offer different frame shape or color options
Cons:
- Specific frame shape and measurements may differ
- Color options may not include the gradient finishes of the SF-566
Superflex SF-438 Eyeglasses
Pros:
- Same brand quality and Quebec design
- Comparable price range
- Likely features spring hinges and acetate construction
Cons:
- May have a different frame shape that doesn't suit all face types
- Price can go up to $100 depending on options
Otis & Piper 5004 Eyeglasses
Pros:
- Very similar price at $51.50
- Acetate construction
- Full-rim rectangle design
Cons:
- Different brand without Superflex's Quebec heritage
- May not have the same spring hinge quality
- No gradient color options



