Now, galaxy s3 mini has been launched for a more flexible budget and people who gave s3 a wide berth due to its slightly cumbersome size. samsung galaxy s3 mini review. samsung galaxy s3 mini display. although it has ‘mini’ in the name, it is not at all a small phone.. The itty-bitty new samsung galaxy s3 mini goes on sale on 2 november. phones4u is welcoming pre-orders on phone contracts, while online phone shop clove is quoting a price of