Product comparison · 2 laptops

Lenovo ThinkPad R61 + Microsoft Office Professional 2007 vs Lenovo ThinkPad T61 + Microsoft Office Professional 2007

Key differences

Wireless technology
- ThinkPad R61 + Microsoft Office Professional 2007:IEEE 802.11b/a/g
- ThinkPad T61 + Microsoft Office Professional 2007:IEEE 802.11b/a/g/n
Number of battery cells
- ThinkPad R61 + Microsoft Office Professional 2007:4
- ThinkPad T61 + Microsoft Office Professional 2007:6
Weight
- ThinkPad R61 + Microsoft Office Professional 2007:2.4 kg
- ThinkPad T61 + Microsoft Office Professional 2007:2.3 kg
Height
- ThinkPad R61 + Microsoft Office Professional 2007:35 mm
- ThinkPad T61 + Microsoft Office Professional 2007:28 mm

Differences highlightedShow differences only

Comparison of ThinkPad R61 + Microsoft Office Professional 2007, ThinkPad T61 + Microsoft Office Professional 2007
118 specifications	A Lenovo ThinkPad R61 + Microsoft Office Professional 2007 View product	B Lenovo ThinkPad T61 + Microsoft Office Professional 2007 View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Memoryidentical
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Network1 differ
Wireless technologyDiffers	IEEE 802.11b/a/g	IEEE 802.11b/a/g/n
Ports & interfacesidentical
TV-outKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM965 Express	Unknown — not stated by the source
Battery1 differ
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	Unknown — not stated by the source	4 h
Weight & dimensions2 differ
WeightDiffers	2.4 kg	2.3 kg
HeightDiffers	35 mm	28 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source

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.