Product comparison · 2 optical disc drives

Lenovo ThinkPad Ultrabay Enhanced Blu-ray Burner vs Lenovo ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland)

8specifications compared
6differ
2identical
17known for one product only

Key differences

Internal
- ThinkPad Ultrabay Enhanced Blu-ray Burner:Yes
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):No
Drive device, buffer size
- ThinkPad Ultrabay Enhanced Blu-ray Burner:8 MB
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):2 MB
CD write speed
- ThinkPad Ultrabay Enhanced Blu-ray Burner:8x
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):24x
CD rewrite speed
- ThinkPad Ultrabay Enhanced Blu-ray Burner:4x
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):24x
Weight
- ThinkPad Ultrabay Enhanced Blu-ray Burner:150 g
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):300 g
Dimensions (WxDxH)
- ThinkPad Ultrabay Enhanced Blu-ray Burner:128 x 129 x 12.7 mm
- ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland):144 x 145 x 20 mm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad Ultrabay Enhanced Blu-ray Burner, ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland)
25 specifications	A Lenovo ThinkPad Ultrabay Enhanced Blu-ray Burner View product	B Lenovo ThinkPlus USB 2.0 CD-RW/DVD-ROM Combo II Drive (Switzerland)View product
Design1 differ
InternalDiffers	Yes	No
Performance1 differ
InterfaceKnown for one	IDE/ATA	Unknown — not stated by the source
Drive device, buffer sizeDiffers	8 MB	2 MB
Writing speed2 differ
CD write speedDiffers	8x	24x
CD rewrite speedDiffers	4x	24x
CD-R write speedKnown for one	8x	Unknown — not stated by the source
CD-RW write speedKnown for one	4x	Unknown — not stated by the source
BD-R write speedKnown for one	2x	Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	2.4x	Unknown — not stated by the source
DVD+R write speedKnown for one	8x	Unknown — not stated by the source
DVD+RW write speedKnown for one	4x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	2x	Unknown — not stated by the source
DVD-R write speedKnown for one	8x	Unknown — not stated by the source
DVD-RW write speedKnown for one	4x	Unknown — not stated by the source
Reading speedidentical
CD read speed	24x	24x
CD-ROM read speedKnown for one	24x	Unknown — not stated by the source
BD-ROM read speedKnown for one	1.6x	Unknown — not stated by the source
DVD-ROM read speed	8x	8x
Access timeidentical
DVD drive average random access timeKnown for one	180 ms	Unknown — not stated by the source
BD-ROM average random access timeKnown for one	300 ms	Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	150 ms	Unknown — not stated by the source
Weight & dimensions1 differ
HeightKnown for one	12.7 mm	Unknown — not stated by the source
WeightDiffers	150 g	300 g
Other features1 differ
Dimensions (WxDxH)Differs	128 x 129 x 12.7 mm	144 x 145 x 20 mm
Media types supportedKnown for one	Unknown — not stated by the source	CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RAM, DVD-RW, DVD+RW, DVD+R, DVD+R

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.

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