Product comparison · 2 optical disc drives

LG DVD+/-RW 20x SecureDisk ATAPI Bulk, Black vs Samsung Q1 External DVD RW

4specifications compared
4differ
0identical
17known for one product only

Key differences

Internal
- DVD+/-RW 20x SecureDisk ATAPI Bulk, Black:Yes
- Q1 External DVD RW:No
CD write speed
- DVD+/-RW 20x SecureDisk ATAPI Bulk, Black:48x
- Q1 External DVD RW:8x
CD rewrite speed
- DVD+/-RW 20x SecureDisk ATAPI Bulk, Black:32x
- Q1 External DVD RW:0x
CD read speed
- DVD+/-RW 20x SecureDisk ATAPI Bulk, Black:48x
- Q1 External DVD RW:0x

Side by side

Differences highlightedShow differences only

Comparison of DVD+/-RW 20x SecureDisk ATAPI Bulk, Black, Q1 External DVD RW
21 specifications	A LG DVD+/-RW 20x SecureDisk ATAPI Bulk, Black View product	B Samsung Q1 External DVD RW View product
Design1 differ
InternalDiffers	Yes	No
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
Performanceidentical
InterfaceKnown for one	EIDE/ATA	Unknown — not stated by the source
Drive device, buffer sizeKnown for one	2 MB	Unknown — not stated by the source
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Writing speed2 differ
CD write speedDiffers	48x	8x
CD rewrite speedDiffers	32x	0x
Reading speed1 differ
CD read speedDiffers	48x	0x
Access timeidentical
CD-ROM drive average random access timeKnown for one	120 ms	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Multi sessionKnown for one	Yes	Unknown — not stated by the source
Over-burn writingKnown for one	Yes	Unknown — not stated by the source
Packet writingKnown for one	Yes	Unknown — not stated by the source
Sequential writingKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	800 g	Unknown — not stated by the source
Other featuresidentical
Write methodsKnown for one	RW	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	148 x 42 x 17 mm	Unknown — not stated by the source
Maximum data transfer rateKnown for one	58.98 Mbit/s	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More optical disc drive comparisons

All optical disc drive comparisons