Vodafone have announced their iPhone 4s plans and device prices:

My Way Complete Plus (€65 pm) on 24 month agreement:
4S 16GB - €49
4S 32GB - €99
4S 64GB - €169

My Way Complete Plus (€65 pm) on 18 month agreement:
4S 16GB - €129
4S 32GB - €179
4S 64GB - €219

My Way Plus (€30 pm) on 24 Month agreement:
4S 16GB - €169
4S 32GB - €249
4S 64GB - €289

My Way Plus (€30 pm) on 18 Month agreement:
4S 16GB - €269
4S 32GB - €349
4S 64GB - €389