Product comparison · 2 laptops

Lenovo ThinkPad R400 - NN923SP vs Lenovo ThinkPad R500 (27148UG), FR

104specifications compared
14differ
90identical
19known for one product only

Key differences

Display diagonal
- ThinkPad R400 - NN923SP:35.8 cm (14.1")
- ThinkPad R500 (27148UG), FR:39.1 cm (15.4")
Optical drive type
- ThinkPad R400 - NN923SP:DVD-ROM
- ThinkPad R500 (27148UG), FR:DVD-RW
Audio system
- ThinkPad R400 - NN923SP:High Definition Audio
- ThinkPad R500 (27148UG), FR:Conexant Azalia 24-bit
Networking features
- ThinkPad R400 - NN923SP:Gigabit Ethernet, WLAN
- ThinkPad R500 (27148UG), FR:WLAN, Gigabit Ethernet
Wireless technology
- ThinkPad R400 - NN923SP:802.11 a/g/n
- ThinkPad R500 (27148UG), FR:Intel 5100AGN
Bluetooth
- ThinkPad R400 - NN923SP:No
- ThinkPad R500 (27148UG), FR:Yes
ExpressCard slot
- ThinkPad R400 - NN923SP:No
- ThinkPad R500 (27148UG), FR:Yes
SmartCard slot
- ThinkPad R400 - NN923SP:Yes
- ThinkPad R500 (27148UG), FR:No

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R400 - NN923SP, ThinkPad R500 (27148UG), FR
123 specifications	A Lenovo ThinkPad R400 - NN923SP View product	B Lenovo ThinkPad R500 (27148UG), FR View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	39.1 cm (15.4")
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Memoryidentical
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage1 differ
Optical drive typeDiffers	DVD-ROM	DVD-RW
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS Pro, SD, SDHC, xD
Audio1 differ
Audio systemDiffers	High Definition Audio	Conexant Azalia 24-bit
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	WLAN, Gigabit Ethernet
Wireless technologyDiffers	802.11 a/g/n	Intel 5100AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces2 differ
ExpressCard slotDiffers	No	Yes
SmartCard slotDiffers	Yes	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® GM45 Express	Unknown — not stated by the source
Keyboardidentical
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Softwareidentical
Compatible operating systemsKnown for one	Windows Vista Business / XP Professional	Unknown — not stated by the source
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery life (max)Differs	3.5 h	4.5 h
Poweridentical
AC adapter powerKnown for one	90 W	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Securityidentical
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Weight & dimensions4 differ
WeightDiffers	2.4 kg	2.94 kg
WidthDiffers	335.5 mm	358.6 mm
DepthDiffers	238 mm	260 mm
HeightDiffers	35 mm	38.5 mm
Other features1 differ
Compliance industry standardsKnown for one	IEEE 802.11a, IEEE 802.11g, IEEE 802.11n	Unknown — not stated by the source
Modem typeDiffers	V.92	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 laptop comparisons

All laptop comparisons