Feature
 
Type A
 
Type B
 
Size
225mmX185mmX78mm
190mmX181mmX80mm
Capacity
1.5L
1L
Bottom non-skid pad
Yes
No
Prevents wet saliva
Yes, with plates and water overflow holes
Yes, with plates and water overflow holes
Waterproof and easy to clean
Yes, with dual design of waterproof frame and floating plate
Yes, with dual design of waterproof frame and floating plate
Slow water intake
Yes, with automatic adjustment floating plate
Yes, with automatic adjustment floating plate
Prevents pets from suffocating and vomiting
Yes, with floating design
Yes, with floating design
Large capacity
Yes
Yes
Perfect for all occasions
Yes, with splash-proof design
Yes, with splash-proof design
 
Overall, Type A is a better option for larger pets or pets who tend to drink a lot of water. Type B is a good option for smaller pets or pets who drink less water.
 
Here is a table summarizing the key differences between Type A and Type B:
 
Feature
 
Type A
 
Type B
 
For larger pets or pets who drink a lot of water     
Yes
No
For smaller pets or pets who drink less water
No
Yes
Has a bottom non-skid pad
Yes
No
Capacity
1.5L
1L
 
Pet Bowl 
Floating Bowl 
Water Drinker 
Not Wet Mouth Splash Water Bowl 
Not Sprinkler Water Dispenser 
Portable Dog Bowl