D-Link 1402S Vs Sipura SPA 3000

Hello ! I am planning to but SIP hardware to recieved calls from DID and to make calls over SIP . I would like to know which one is better hardware for the following requirments :-

1. SIP-PSTN
2. Good Sound quality on less bandwidth ( no latency issue )
3. DID ( recieving calls )
4. Caller ID .
5. work better with adsl router Dlink DSL-500T
6. better sound compression .
7. Caller ID

can some one give comparison based on above eight features .

Thank you .