Product comparison · 2 laptops

Acer Aspire 3661WLMi vs Lenovo ThinkPad X41 Tablet (1866-BGG), NL

46specifications compared
24differ
22identical
35known for one product only

Key differences

Display diagonal
- Aspire 3661WLMi:39.1 cm (15.4")
- ThinkPad X41 Tablet (1866-BGG), NL:30.7 cm (12.1")
Display resolution
- Aspire 3661WLMi:1280 x 800 pixels
- ThinkPad X41 Tablet (1866-BGG), NL:1024 x 768 pixels
Native aspect ratio
- Aspire 3661WLMi:16:10
- ThinkPad X41 Tablet (1866-BGG), NL:4:3
Processor frequency
- Aspire 3661WLMi:1.46 GHz
- ThinkPad X41 Tablet (1866-BGG), NL:1.6 GHz
Processor cache
- Aspire 3661WLMi:1 MB
- ThinkPad X41 Tablet (1866-BGG), NL:2 MB
Processor front side bus
- Aspire 3661WLMi:533 MHz
- ThinkPad X41 Tablet (1866-BGG), NL:400 MHz
Internal memory
- Aspire 3661WLMi:1 GB
- ThinkPad X41 Tablet (1866-BGG), NL:0.5 GB
HDD interface
- Aspire 3661WLMi:Ultra-ATA/100
- ThinkPad X41 Tablet (1866-BGG), NL:SATA

Side by side

Differences highlightedShow differences only

Comparison of Aspire 3661WLMi, ThinkPad X41 Tablet (1866-BGG), NL
81 specifications	A Acer Aspire 3661WLMi View product	B Lenovo ThinkPad X41 Tablet (1866-BGG), NL View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	30.7 cm (12.1")
Display resolutionDiffers	1280 x 800 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Display response rise/fallKnown for one	16 ms	Unknown — not stated by the source
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Processor3 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyKnown for one	Intel® Celeron® M	Unknown — not stated by the source
Processor frequencyDiffers	1.46 GHz	1.6 GHz
Processor cacheDiffers	1 MB	2 MB
Processor front side busDiffers	533 MHz	400 MHz
Memory1 differ
Internal memoryDiffers	1 GB	0.5 GB
Internal memory typeKnown for one	DDR-SDRAM	Unknown — not stated by the source
Maximum internal memoryKnown for one	2 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	533 MHz
Storage3 differ
Total storage capacityKnown for one	80 GB	Unknown — not stated by the source
HDD interfaceDiffers	Ultra-ATA/100	SATA
HDD speedDiffers	5400 RPM	4200 RPM
Optical drive typeDiffers	DVD Super Multi DL	No
HDD capacityKnown for one	Unknown — not stated by the source	40 GB
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Graphicsidentical
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Radeon Xpress 200M	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Graphics cardKnown for one	Unknown — not stated by the source	GMA
Audioidentical
Audio systemKnown for one	Sound Blaster Pro & MS Sound compatible	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Camera1 differ
Front cameraDiffers	Yes	No
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	Unknown — not stated by the source	IEEE 802.11a/b/g
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces2 differ
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Docking connectorDiffers	No	Yes
SmartCard slotDiffers	Yes	No
Performance1 differ
Motherboard chipsetDiffers	ATI Radeon Xpress 200M	Intel® 915GM Express
GPS (satellite)Known for one	Unknown — not stated by the source	No
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Trackpad
Keyboard layoutKnown for one	AZERTY	Unknown — not stated by the source
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows XP Home Edition	Windows XP Tablet PC Edition
Bundled softwareDiffers	Acer Empowering Technology (Acer ePower / ePresentation / eLock / eRecovery / eSettings / ePerformance Management), Acer GridVista, Acer Launch Manager, Aspire Arcade, Norton AntiVirus, Adobe Reader, CyberLink PowerProducer, NTI CD-Maker	Yes
Battery1 differ
Number of battery cellsDiffers	4	8
Battery life (max)Known for one	1.5 h	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.95 kg	1.3 kg
WidthDiffers	364 mm	268 mm
DepthDiffers	275 mm	211 mm
HeightDiffers	36 mm	27 mm
Dimensions (WxDxH)Known for one	364 x 275 x 36 mm	Unknown — not stated by the source
Other features1 differ
Infrared data portDiffers	No	Yes
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wake-on-Ring readyKnown for one	Yes	Unknown — not stated by the source
Modem typeKnown for one	ITU V.92	Unknown — not stated by the source
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)

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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