Sticky gray trich: Has a mild or nonexistent smell.
Soapy knight: Emits a strong, disagreeable odor similar to soapy water.
Sticky gray trich: Cap typically has a fibrillose texture.
Soapy knight: Cap is usually smooth and can appear greasy.
Sticky gray trich: The flesh does not change color when damaged.
Soapy knight: The flesh turns reddish when bruised or cut.