
OLFA 18mm Rotary Cutter
Score: 88/100
OLFA 28mm Rotary Cutter
Score: 80/100Rankings

The OLFA RTY-4 is the smallest rotary cutter in the brand's lineup, featuring an 18mm blade designed specifically for intricate and detailed cutting tasks. It offers a quick-change blade mechanism and an ergonomic straight handle, making it ideal for precision work in quilting and crafts. It is best suited for quilters and crafters needing precision on small-scale projects.

The OLFA 28mm RTY-1/C Quick-Change Rotary Cutter is a compact, ambidextrous tool designed for precision cutting in quilting, sewing, and crafts. It features a 28 mm tungsten steel blade and a sliding lock mechanism for safe, easy blade changes without loose parts. It is best suited for quilters, sewists, and crafters who require precision on small-scale projects, intricate fabric cuts, tight corners, narrow strips, and template or pattern work for miniatures.
| Attribute | ![]() | ![]() |
|---|---|---|
18 mmbest | — | |
| ↓ lower better | 9.07 gbest | 45 g |
140 mm | 220 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Blade & Cutting(3) | ||
Blade Type | Rotary | 28mm Rotary |
Blade Material | Stainless Steel | Tungsten Steel |
Compatible Blade Type | RB18 | RB28, PRB28 |
Handle & Ergonomics(4) | ||
Handle Material | Plastic | Contoured Plastic |
Handle Type | Straight | Ambidextrous |
Overall Length (mm) | 140 mm | 220 mm |
Weight (g) | 9.07 g | 45 g |
Safety & Mechanism(2) | ||
Locking Mechanism | Sliding Lock | |
Blade Change Mechanism | Single-Click Quick-Change | Quick-Change Sliding Lock |
Application & Support(3) | ||
Suitable Materials | Fabric, Paper, Craft Materials | Fabric, Paper, Leather, Rubber, Film |
Intended Use | Intricate Cutting | Quilting, Sewing, Crafts |
Warranty | Lifetime | |

Products in the top-left offer the best value (high score, low price).

Product testing with quilting, sewing, and craft instructors awarded the OLFA RTY-4 an A+ for intricate cutting tasks such as curved quilting, appliqué, template work, and scrapbooking.
Manufacturer and retailer descriptions emphasize reliability in professional testing, with no user feedback cited.




Professional sources and manufacturer descriptions position the OLFA RTY-1/C as the ideal solution for intricate cuts, highlighting its unparalleled sharpness and precision. It is described as the answer for detailed work in quilting and sewing, emphasizing its ability to handle tight corners and small shapes where standard cutters fail.
There is no available consumer sentiment data, as search results contain no user reviews, testimonials, or forum discussions. Consequently, common praise or recurring themes from everyday users cannot be identified.