Sony Vaio UX50

Country: Japan
Notable Features: Intel Core Solo U1300 1.06GHz, 512MB RAM, 30GB hard drive, CF Slot, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, Felica port, XP Home (Japanese)

Sony Vaio UX90

Country: Japan
Notable Features: "Custom Built":
Processor options: Intel Core Solo U1300 (1.033GHz) or U 1400 (1.20GHz)
RAM options: 512MB or 1GB RAM
Hard drive options: 30GB HDD or 40GB HDD
Standard: CF Slot, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, Felica port (on docking station)
Docking Station/Port Replicator is optional.
Japanese language version (could be ordered with English OS from third party vendors)
Now replaced by UX91 (see below)

Sony Vaio UX91NS/UX91S (flash)

Country: Japan

Notable Features: "Custom Built":
Casing color options: Black or Dark Blue (only on flash models -- HDD models are Silver)
Processor options: Celeron M433 (1.20GHz), Core Solo U1400 (1.20GHz), Core Solo U1500 (1.33GHz)

Boot drive options: 32GB Flash Memory Drive, 30GB HDD, 40GB HDD, or 60GB HDD.
Keyboard options: Japanese or English
Operating System options: Vista Home Premium, Business, Ultimate; XP Home, Pro.

Standard: 1GB RAM, CF Slot, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, Felica port (on docking station)
Docking Station/Port Replicator is optional.

Japanese language version (could be ordered with English OS from third party vendors)

Replaces UX90 (above)

Sony Vaio UX180P

Country: United States
Notable Features: Intel Core Solo U1400 1.2GHz, 512MB RAM, 30GB hard drive, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, built-in WAN (Cingular Edge), WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, XP Professional

Sony Vaio UX17TP

Country: Taiwan
Notable Features: Intel Core Solo U1400 1.2GHz, 512MB RAM, 30GB hard drive, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, CF Slot, WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, XP Professional (Chinese)

Sony Vaio UX390N

Country: United States
Notable Features: Intel Core Solo U1500 1.33GHz, 1GB RAM, 32GB Flash Memory Drive, 4.5" Color TFT Display, 1024 x 600 pixels resolution, Memorystick Duo Slot, built-in WAN (Cingular Edge), WiFi a/b/g, Bluetooth 2.0, Fingerprint Scanner, Windows Vista Business Edition