Product comparison · 2 laptops

Lenovo ThinkPad R40e vs Lenovo ThinkPad X41 Tablet

35specifications compared
16differ
19identical
33known for one product only

Key differences

Display diagonal
- ThinkPad R40e:35.8 cm (14.1")
- ThinkPad X41 Tablet:30.7 cm (12.1")
Processor family
- ThinkPad R40e:Intel® Celeron® M
- ThinkPad X41 Tablet:Intel® Pentium® M
Processor frequency
- ThinkPad R40e:2.4 GHz
- ThinkPad X41 Tablet:1.5 GHz
Internal memory
- ThinkPad R40e:0.125 GB
- ThinkPad X41 Tablet:0.5 GB
Maximum graphics card memory
- ThinkPad R40e:0.016 GB
- ThinkPad X41 Tablet:0.128 GB
Networking features
- ThinkPad R40e:Ethernet/Fast Ethernet
- ThinkPad X41 Tablet:Gigabit Ethernet
Docking connector
- ThinkPad R40e:No
- ThinkPad X41 Tablet:Yes
CardBus PCMCIA slot type
- ThinkPad R40e:Type III
- ThinkPad X41 Tablet:Type II

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R40e, ThinkPad X41 Tablet
68 specifications	A Lenovo ThinkPad R40e View product	B Lenovo ThinkPad X41 Tablet View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Display resolution	1024 x 768 pixels	1024 x 768 pixels
Native aspect ratio	4:3	4:3
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron® M	Intel® Pentium® M
Processor frequencyDiffers	2.4 GHz	1.5 GHz
Processor front side bus	400 MHz	400 MHz
Memory1 differ
Internal memoryDiffers	0.125 GB	0.5 GB
Internal memory typeKnown for one	DDR-SDRAM	Unknown — not stated by the source
Maximum internal memoryKnown for one	1 GB	Unknown — not stated by the source
Storageidentical
Total storage capacityKnown for one	30 GB	Unknown — not stated by the source
HDD interface	Ultra-ATA/100	Ultra-ATA/100
HDD speed	4200 RPM	4200 RPM
Optical drive typeKnown for one	DVD-ROM	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	40 GB
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics1 differ
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Radeon IGP 330M	Unknown — not stated by the source
Maximum graphics card memoryDiffers	0.016 GB	0.128 GB
Graphics cardKnown for one	Unknown — not stated by the source	GMA 900
Audioidentical
Audio system	SoundMAX	SoundMAX
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	No	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	24x	Unknown — not stated by the source
DVD read speedKnown for one	8x	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Gigabit Ethernet
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11b/g
BluetoothKnown for one	Unknown — not stated by the source	No
Ports & interfaces3 differ
USB 2.0 ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
CardBus PCMCIA slots quantity	1	1
CardBus PCMCIA slot typeDiffers	Type III	Type II
SmartCard slotDiffers	No	Yes
Modem (RJ-11) ports	1	1
TV-in portKnown for one	No	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Trackpad	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows XP Tablet PC Edition
Bundled softwareKnown for one	Unknown — not stated by the source	Access Program, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Client Security Software, Zinio Reader, Alias Sketchbook Pro, Franklin Covey Tablet Planner, MS E
Battery1 differ
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Differs	2.1 h	6.3 h
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.7 kg	1.84 kg
WidthDiffers	313 mm	268 mm
DepthDiffers	254 mm	211 mm
HeightDiffers	39 mm	21 mm
Dimensions (WxDxH)Known for one	313 x 254 x 39 mm	Unknown — not stated by the source
Other features1 differ
Infrared data portDiffers	No	Yes
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	V.92	V.92
Supplied AC adapter type	AC	AC
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Hybrid (2-in-1)
Form factorKnown for one	Unknown — not stated by the source	Convertible (Swivel)
Performanceidentical
GPS (satellite)Known for one	Unknown — not stated by the source	No

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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