TL : DR - if you are new to the superdeals threads, Domain.com is best choice for this offer
Register COM $8.99 - 30% coupon = US$6.29
Transfer COM $8.29 - 30% coupon = US$5.80
Subsequent Renewals COM $11.49
COM base price right now at Dotster and Domain and MyDomain is $8.99, at NetFirms $10.49
Registrar...........Register............Renew.........WHOIS Privacy........Free Features................................................Payment
Domain.com........$8.99 ................$11.49 ...........$8.99 ...........DNS Email Forwarding..................................Credit Card Paypal
Netfirms..............$10.49 ................$13.49 ...........$9.99 ...........DNS 1 Email Accounts Email Forwarding.......Credit Card Paypal
Dotster................$8.99 ................$17.49 ............$8.99 ..........DNS Email Forwarding...................................Credit Card Paypal
ipage $8.99 per year $16.99 per year 1 Year
http://www.mydomain.com/domreg/extension-popup.bml
.com $8.99 per year $11.99 per year 1 Year
All else being equal, Domain.com has cheapest renewal, which makes sense since they are the parent company of the umbrella.
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Gimme a minute I'll check transfer prices
http://www.dotster.com/domains/transfer.bml
For just $8.29* you can transfer any existing .com, .net, .org, .info, .biz or .us domain name to Dotster.
http://www.domain.com/domains/transfer
Transfer a Domain - Just $8.29* for .com, .net, .org, .biz, .info, and .us domains
http://www.netfirms.com/domains/transfer.bml
Transfer a Domain - Just $8.29* for .com, .net, .org, .biz, .info, and .us domains