Answer : Yes, a Koala is heavier than a Guineapig
The average weight of a Koala is 8 kg, (18 lbs) versus 1 kg, (2 lbs) for a Guineapig 
 
| Name | Name:Koala | Name:Guineapig | 
| Weight | Weight:8 kg, (18 lbs) | Weight:1 kg, (2 lbs) | 
|  | * ranges from 5.1 to 11.8kg | * ranges from .68 to 1.1kg | 
| Height | Height:73 cm, (2 ft, 4.7 in ) | Height:n/a | 
| Top Speed | Top Speed:10 kph, (6 mph) | Top Speed:9 kph, (6 mph) | 
| Lifespan in Wild (years) | Lifespan in Wild (years):13 | Lifespan in Wild (years):6 | 
| Description | Description:Koalas eat the eucalyptus leaves of trees in Australia. They have large, wide faces, white ears and smooth black noses which all make them look like small bears. They live a very low energy lifestyle and sleep 18 hours a day. | Description:Guinea pigs are medium sized rodents with thick bodies and wiry fur. They are typically kept as pets and can be multi-colored, orange, white, brown, tan, black, or grey. | 
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