Product comparison · 2 optical disc drives

ASUS SDRW-08U8M-U Silber vs ASUS ZenDrive U9M

25specifications compared
7differ
18identical
40known for one product only

Key differences

The ASUS SDRW-08U8M-U Silber has 7 mm more width than the ASUS ZenDrive U9M (142.5 mm vs 135.5 mm). The ASUS ZenDrive U9M has 7 mm more depth than the ASUS SDRW-08U8M-U Silber (142.5 mm vs 135.5 mm). The ASUS ZenDrive U9M has 10 g more weight than the ASUS SDRW-08U8M-U Silber (245 g vs 235 g). Product colour: Silver on the ASUS SDRW-08U8M-U Silber, Black on the ASUS ZenDrive U9M. Purpose: Desktop/Laptop on the ASUS SDRW-08U8M-U Silber, Laptop on the ASUS ZenDrive U9M.

Product colour
- SDRW-08U8M-U Silber:Silver
- ZenDrive U9M:Black
Purpose
- SDRW-08U8M-U Silber:Desktop/Laptop
- ZenDrive U9M:Laptop
Width
- SDRW-08U8M-U Silber:142.5 mm
- ZenDrive U9M:135.5 mm
Depth
- SDRW-08U8M-U Silber:135.5 mm
- ZenDrive U9M:142.5 mm
Weight
- SDRW-08U8M-U Silber:235 g
- ZenDrive U9M:245 g

Side by side

Differences highlightedShow differences only

Comparison of SDRW-08U8M-U Silber, ZenDrive U9M
65 specifications	A ASUS SDRW-08U8M-U Silber View product	B ASUS ZenDrive U9M View product
Design1 differ
Product colourDiffers	Silver	Black
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
MountingKnown for one	Unknown — not stated by the source	Horizontal
Performance1 differ
PurposeDiffers	Desktop/Laptop	Laptop
Disc types supportedKnown for one	Unknown — not stated by the source	CD-R, CD-ROM, CD-RW, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-ROM, DVD-RW
InterfaceKnown for one	Unknown — not stated by the source	USB 2.0
Optical disc diameterKnown for one	Unknown — not stated by the source	80,120 mm
Writing speedidentical
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD+R M-DISC write speedKnown for one	Unknown — not stated by the source	4x
DVD+RW write speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD-RW write speedKnown for one	Unknown — not stated by the source	6x
CD write speedKnown for one	24x	Unknown — not stated by the source
CD-RW transfer rate (max)Known for one	6 MB/s	Unknown — not stated by the source
DVD+R Double Layer transfer rate (max)Known for one	6 MB/s	Unknown — not stated by the source
DVD+RW transfer rate (max)Known for one	8 MB/s	Unknown — not stated by the source
DVD-R Double Layer transfer rate (max)Known for one	6 MB/s	Unknown — not stated by the source
Reading speedidentical
CD-RW read speedKnown for one	Unknown — not stated by the source	24x
DVD-Video read speedKnown for one	Unknown — not stated by the source	4x
DVD-ROM Double Layer read speedKnown for one	Unknown — not stated by the source	8x
Video CD read speedKnown for one	Unknown — not stated by the source	10x
Audio CD read speedKnown for one	Unknown — not stated by the source	10x
CD read speedKnown for one	24x	Unknown — not stated by the source
DVD-ROM read speedKnown for one	8x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	160 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	140 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Incremental recordingKnown for one	Unknown — not stated by the source	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Over-burn writingKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Random writeKnown for one	Unknown — not stated by the source	Yes
Restricted overwriteKnown for one	Unknown — not stated by the source	Yes
Sequential writingKnown for one	Unknown — not stated by the source	Yes
Session-at-once (SAO)Known for one	Unknown — not stated by the source	Yes
Track-at-once (TAO)Known for one	Unknown — not stated by the source	Yes
System requirements2 differ
Mac operating systems supportedDiffers	Mac OS X 10.6 Snow Leopard	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Windows operating systems supportedDiffers	Windows 10, Windows 8, Windows 8.1	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	15 - 80%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 40 °C
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 60 °C
Weight & dimensions3 differ
WidthDiffers	142.5 mm	135.5 mm
DepthDiffers	135.5 mm	142.5 mm
WeightDiffers	235 g	245 g
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	CyberLink Power2Go 8, CyberLink PowerBackup 2.5, Nero BackItUp, E-Green
Cables includedKnown for one	Unknown — not stated by the source	USB Type-A, USB Type-C

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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