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-Immediate payouts if hashpower is purchased from bitcoin
-Unlimited contract length
-Maintenance fees for litecoin and bitcoin
-In case of wire transfers they charge a commission fee

Link:https://hashflare.io/r/F737A8D0

[IMAGE: https://steemitimages.com/DQmUnhLrkMrXRwmMJsa8fSw3XGhWK1svEzuzpsQkEfeM98D/Mining-Rig-Rentals.jpg]

P2P rigs can be rented from miners
Free pool selection
High fees
No fancy design

https://www.miningrigrentals.com/register

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Mining farms are spread across various locations for security reasons
Custom mining plans are available
Maintenance fee on the SHA256 contracts
X11 and Ethereum contracts doesn’t have a lifetime access, but valid for 2 years oly

Link: https://www.genesis-mining.com

[IMAGE: https://steemitimages.com/DQmRoCGSFtkCtMgNPcPiEQQtnbC1K9Dp5mSyn8ENnXWoMqU/minergate.jpg]

14 different altcoins are available in their mining pool
Transparent pricing structure
Withdrawals are available from 0.01 coins, including bitcoins too
Only bitcoin cloud mining is available

Link:https://minergate.com

[IMAGE: https://steemitimages.com/DQmcpjtSAtSCroDtwUaFnajpzXgHzEzimDEFyEvZeHALj8e/eobot.jpg]

Interesting side projects Cloud SETI and medical researches
Immediate payouts
High maintenance fees
Basic website

Link:https://www.eobot.com