CD Freaks reviewed Philips DVDR1600 DVD burner and concluded that overall Philips DVDR1660 is a good drive, that offers some really nice features, making it suitable for both beginners and advanced users.
Positive
Supports CD-R/RW writing at 48x/32x
Supports DVD+RW/DVD-RW writing at 8x/6x
Can write DVD±R certified media at higher speed
Overall good writing quality
Supports Bitsetting for DVD+R/+RW/+R DL (sets auto. BookType to DVD-ROM)
“Two sheep” writer
Supports DAO-RAW writing
Extracts CD-DA at high speed
Can rip copy protected Audio-CDs
Reads CD-ROM/CD-R/CD-DA at 48x
Reads DVD-ROM/DVD-Video SL/DL at 16/16x/12x
Reads DVD±RW/±R DL at 12x
Can read GigaRec (1.3x) discs
Can overburn CD-Rs up to 99 min
Can overburn DVD+R media
Can read 99 min CD-Rs
Excellent documentation/Owner’s Manual
Drive LED will indicate when SolidBurn feature is being used (by flashing rapidly)
SolidBurn and OverSpeed feature can be manually controlled in BenQ’s Qsuite and Nero CD-DVD Speed
Cooling solution
Good Software package
Nice Bezel design
Negative
Does not support Mt. Rainier
Reads CD-RW only at 40x
Reads DVD±R only at 12x
Writing quality on DVD±R DL could be improved
Green LED for both reading and writing
8x writing speed on both layers on DVD+R DL media was not accomplished
Full Review (link dead)