- Subscribers
- 4,465,497
- Average Upvotes
- 235.5
- Average Comments
- 45.9
- Min. Upvotes to HOT
- 13
r/scifi
Best Time to Post on r/scifi (UTC TIME)
r/scifi peaks Saturdays 3pm-5pm UTC
scifi Subscriber Count - redditli.st
About r/scifi
r/scifi was created on January 25, 2008, making it 18 years and 3 months old and one of the earliest subreddits on Reddit. With 4,465,497 members, this is a large and well-established subreddit with significant reach and influence on Reddit.
r/scifi is steadily growing, with 8,211 new members in the last 30 days.
r/scifi Engagement Analysis
r/scifi shows typical engagement for a community of this scale, with an average of 235.5 upvotes per post across its 4,465,497 members. The community is primarily content-consumption focused, with a comment-to-upvote ratio of 0.19. To reach the Hot section of r/scifi, posts typically need at least 13 upvotes, reflecting the community's activity level.
Posts on r/scifi receive an average of 45.9 comments, indicating a community that primarily engages through upvoting content. Posts tend to be appreciated more through voting than through discussion in the comments.
r/scifi Posting Patterns Analysis
Based on an analysis of 95 top posts from the past week, Saturday is the most active day with 25 posts reaching the top, while Monday sees the least activity with 9 posts. Weekend activity tends to outpace weekdays, suggesting a more leisure-oriented community.
The peak posting hours are around 3pm UTC (9 posts), 1pm UTC (8 posts), and 6pm UTC (6 posts). The quietest hours are 1am UTC, 2am UTC, and 7am UTC, with only 1-1 posts each reaching the top during these times.
Weekly breakdown: Monday (9), Tuesday (10), Wednesday (12), Thursday (14), Friday (9), Saturday (25), Sunday (16) posts reaching the top.
r/scifi Growth Analysis
r/scifi currently has 4,465,497 subscribers. Over the past 30 days, the community has grown by 8,211 members (0.18%), averaging 265 new subscribers per day. This growth rate places r/scifi in the top 25% of all tracked subreddits.
Over the past 90 days, r/scifi has gained 21,884 subscribers (0.49%). Since tracking began 625 days ago, the community has added 183,085 total subscribers.
r/scifi Milestones
- Fastest growth period: +19,726 subscribers Apr 2025
r/scifi Growth Trend
r/scifi is steadily growing, with 8,211 new members in the last 30 days.
Frequently Asked Questions
How many subscribers does r/scifi have?
r/scifi has 4,465,497 subscribers as of April 2026.
What is the best time to post on r/scifi?
The best time to post on r/scifi is Saturdays 3pm-5pm UTC, based on analysis of top-performing posts from the past week.
Is r/scifi growing?
r/scifi is steadily growing, with 8,211 new members in the last 30 days.
When was r/scifi created?
r/scifi was created on January 25, 2008, making it 18 years old.
How many upvotes do you need to reach Hot on r/scifi?
Posts on r/scifi typically need at least 13 upvotes to reach the Hot section.
r/scifi Key Statistics Summary
r/scifi is a Reddit community with 4,465,497 subscribers. The community describes itself as: "Welcome to r/scifi, a home for all things science fiction, the heart of speculative fiction. Join the discussion about your favorite books, authors, movies, shows, comics, and games — anything..." The best time to post on r/scifi is Saturdays 3pm-5pm UTC. Posts receive an average of 235.5 upvotes and 45.9 comments. The minimum upvotes needed to reach the Hot section is approximately 13. The subreddit is adding approximately 265 new members each day. Founded 18 years ago, r/scifi is tracked and analyzed by RedditList as part of its comprehensive database of over 106,351 subreddits.
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Last updated: 2026-04-26 08:59:11