The Acer Aspire One D260 (AOD260) features the 1.66GHz Intel Atom N450 / N455 processor, 1GB RAM, up to 250GB of hard drive space, a 1024×600 display, Wi-Fi, optional Bluetooth 3.0, and Windows 7 or optional dual-boot Google Android / Windows 7 OS configuration.
The Aspire One 533 (AO533) netbook comes with the Atom N455 or N470 1.83GHz CPU, support for DDR3 memory, a 250GB hard disk, 1024×600 or 1280×720 display, integrated Wi-Fi, Bluetooth 3.0 and 3G options, an HDMI port, and claimed 10 hours of battery life on a single charge.
Acer’s 753 (AO753) includes the Intel Celeron U3400 ULV CPU, Intel HD graphics with 128MB dedicated memory, 4GB of DDR3 RAM, a 640GB HDD, 1366×768 display, Wi-Fi, optional Bluetooth and 3G, and an HDMI output.
There’s no info on pricing and availability dates.
Source: Laptoping