Both models came with Core Duo T2300 1.6GHz central processor processor.
Both models have the same 15.4" screen size.
Inside both laptops were 1GB of memory.
Sony Vaio VGN-FE660G is lighter with its weight of 2.8kg, comparing to 2.95kg at other laptop.
Graphic is built around Intel 950 on Vaio VGN-FE660G, but graphic on other laptop is built using ATI Radeon X1600.
Gamers might prefer Acer Aspire 5672WLMi since it seems it has better graphic card with 128MB of its memory.
Acer Aspire 5672WLMi had more hard disk space (120 GB) - definetly something which users who think to hold movies on it will like.
Lack of bluetooth on Sony Vaio VGN-FE660G might mean that you need to buy externall bluetooth device for manipulating pictures from your mobile phone or camera.
Infrared, which is needed for communication with some mobile phones is available only on Acer Aspire 5672WLMi.
These laptops can communicate using firewire with camcorders and some other video devices.
PCMCIA is available only on Sony Vaio VGN-FE660G and it is needed by some TV cards, external hard drives and external modems.
Both laptops have cardreader which supports 5 different card types.
Since screen size on notebooks is always smaller than desktop monitors, DVI output which has Acer Aspire 5672WLMi is advantage.
Only Aspire 5672WLMi has TV output.
Acer Aspire 5672WLMi only has TV input.
Web camera is built in Acer Aspire 5672WLMi and it is useful for video conferencing with its 1.3mpix . Other laptop hasn't web camera.
Operating system is XP Media Center on Sony Vaio VGN-FE660G and XP Home on Acer Aspire 5672WLMi.
Only Sony Vaio VGN-FE660G has special software pack : Works 8.5.
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