It's much easier buying heavy or bulky things online.
It's more convenient to have large or heavy items delivered to your home rather than lugging them home yourself.
この場合、次のような言い方ができますよ。
ーIt's much easier buying heavy or bulky things online.
「重いものやかさばるものはオンラインで買った方がよっぽど楽だ」
bulky things「かさばるもの」
ーIt's more convenient to have large or heavy items delivered to your home rather than lugging them home yourself.
「大きいものや重いものは自分で家まで引きずって帰るより、配達してもらった方がもっと便利だ」
to lug で「引きずる」
ご参考まで！
カナダ 
