You might find these two links helpful:
http://www.all-camcorders.net/sd-camcorders/sony-hdr-cx190-high-definition-handycam-5-3-mp-camcorder-review/
http://www.all-camcorders.net/samsung/samsung-hmx-f80-flash-memory-hd-digital-video-camcorder-review/
The Samsung records in •1280 x 720/30p HD, Sony records in •Full HD 1920 x 1080/60i