Symbian S60 vs Windows Mobile 6

I tested Nokia E65 running Symbian OS S60 3rd edition and HP iPAQ 512 running Windows Mobile 6 Standard. The selling point is that both support VoIP but Nokia E65 is clearly the winner after many months of usage.

Smartphone	Nokia E65	HP iPAQ 512
VoIP (pfingoTALK)	Excellent	Works intermittently
E-mail Retrieval Interval (POP3) - works like pushmail	Min every 30 mins	Min every 5 mins
Default Browser	S60 - supports Javascript & look similar to desktop browser. No flash & JRE support.	Pocket IE - supports Javascript but look different from desktop browser. No flash & JRE support.
Battery Life	2 days	1 day
WiFi	Supports WPA2 with static or dynamic IP address. Can auto reconnect after out of range.	Supports WPA2 with dynamic IP address. Cannot auto reconnect after out of range.
Phone Contacts	Need to copy from SIM to phone	Works directly from SIM. No need to backup when switching phone.
Camera	2.0MP	1.3MP
Incoming SMS	Cannot be saved in SIM	Can be saved in SIM
Multitasking	Excellent	Poor. Need to terminate program resident in memory manually even after quiting program.
Currency Convertor	Built-in	No
eWallet Support	No	Yes