Sizing decoded June 9, 2026 2 min read
What Does Medium Dog Collar Mean in Inches?
Neck 13-18 inches. Fits 25-55 lb dogs (Beagle, Cocker, Frenchie, Border Collie).
Dog Collar Sizes
| Size | Neck (in) | Weight | Breeds |
|---|---|---|---|
| XS | 8-12 | 5-15 lb | Chihuahua, Yorkie |
| S | 10-14 | 15-25 lb | Pug, Cavalier |
| M | 13-18 | 25-55 lb | Beagle, Cocker, Frenchie |
| L | 16-22 | 55-85 lb | Lab, Golden, Boxer |
| XL | 20-26 | 85-125 lb | GSD, Rottweiler |
| XXL | 24-30 | 125+ lb | Great Dane, Mastiff |
FAQs
Medium dog collar in inches?
13-18 inches. Fits 25-55 lb dogs.
Inches by size?
XS 8-12, S 10-14, M 13-18, L 16-22, XL 20-26.
Smaller or larger end of M?
Middle ideal. Two-finger rule.
Selling pet products on Shopify?
Tailor Size Guide adds neck-circumference matching to every collar.