Head-to-head comparison of two Minecraft servers. OtterSMP is a Java server and UltimatePrison is a Java server. Real-time data updated Oct 20, 2026.
OtterSMP leads with 20,686 votes and 101 active players compared to UltimatePrison's 125 votes and 1 players.
| Feature | OtterSMP | UltimatePrison |
|---|---|---|
| IP Address | play.ottersmp.com | mc.ultimateprison.net |
| Status | ● Online | ● Online |
| Players Online | 101/2026 | 1/2026 |
| Total Votes | 20,686 | 125 |
| Votes This Month | 2,416 | 3 |
| 7-Day Uptime | 100.0% | 100.0% |
| Game Mode | Java | Java |
| Platform | both | both |
| Version | Velocity 1.7.2-26.1.2 | 1.21 |
| Cracked | No | No |
| Bedrock Support | Yes | Yes |
| Location | NA | DE |
OtterSMP has more active players right now with 101 online compared to UltimatePrison's 1. OtterSMP supports up to 2026 concurrent players while UltimatePrison supports 2026.
OtterSMP has received 20,686 total votes (2,416 this month), while UltimatePrison has 125 total votes (3 this month). OtterSMP is currently gaining more community support.
Over the past 7 days, OtterSMP maintained 100.0% uptime and UltimatePrison maintained 100.0% uptime. Both servers show comparable reliability.
OtterSMP: both Edition, premium only, version Velocity 1.7.2-26.1.2.
UltimatePrison: both Edition, premium only, version 1.21.
OtterSMP leads with 20,686 votes and 101 active players compared to UltimatePrison's 125 votes and 1 players.
OtterSMP is a Java server (both, Velocity 1.7.2-26.1.2) with 20,686 votes. UltimatePrison is a Java server (both, 1.21) with 125 votes.
OtterSMP has 101 players online. UltimatePrison has 1 players online. Player counts are refreshed every 5 minutes.
This is a detailed comparison between OtterSMP and UltimatePrison, two popular Minecraft servers. OtterSMP is a Java server with IP address play.ottersmp.com running on both Edition, while UltimatePrison is a Java server with IP address mc.ultimateprison.net running on both Edition.
In terms of community support, OtterSMP has received 20,686 total votes (2416 this month) compared to UltimatePrison's 125 total votes (3 this month). OtterSMP leads in community votes.
For player activity, OtterSMP currently has 101/2026 players online with 100.0% weekly uptime, while UltimatePrison has 1/2026 players with 100.0% uptime. Both servers can be joined for free through the Minecraft multiplayer menu.
Looking for more comparisons? Browse our Java server directory, check the full server leaderboard, or explore trending Minecraft servers this week.
