Head-to-head stats comparison between two Reddit communities.

Metric	r/AskPhysics	r/iphone
Subscribers	1.5M	4.6M
Average Upvotes	29.8	155.0
Average Comments	71.5	41.1
Min Upvotes to Hot	N/A	N/A
Peak Posting Time	Sundays 4pm-6pm UTC	Tuesdays 2am-4am UTC
NSFW	No	No