| Features |
DriveHQ Email |
Gmail |
Hotmail |
MS Exchange |
| Free basic service |
 (Unlimited mailbox size using Outlook/OE/Windows Mail; Max 5000 emails online) |
(Free 5GB(?) webmail with advertisements) |
(Free 5GB webmail with advertisements) |
 (Requires MS Exchange license and server / storage hardware) |
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Maximum mail-box size |
Unlimited with premium service |
Unlimited with premium service & advertisements |
5GB with advertisements |
Unlimited (but need to buy storage devices) |
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Group accounts, email alias, mailing lists |
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Auto Reply & Auto forward |
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Maximum attachment size |
10MB, unlimited with DriveHQ file sharing |
20MB (>10MB may not work) |
10MB |
Unlimited (>10MB may not work) |
| Web mail |
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(Requires webmail setup) |
| Automatic Email Backup software |
Available separately |
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Create sub-user email accounts |
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Company private domain emails |
(Requires a domain name) |
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(Requires a domain name) |
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Requires hardware, server and hosting |
already included! |
already included! |
already included! |
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| Setup & Admin |
Instantly, web-based |
Single-user only |
Single-user only |
Requires expertise in MS Exchange & Email systems |