Samsung Galaxy Gio S5660

Key features
Quad-band GSM and dual-band 3G support
7.2 Mbps HSDPA support
3.2" 16M-color TFT capacitive touchscreen of HVGA (320 x 480 pixels) resolution, multi-touch
800MHz ARM 11 processor, Adreno 200 GPU, Qualcomm MSM7227 chipset; 278MB of RAM available to the user
Android 2.2.1 (Froyo) with TouchWiz 3.0 UI
Wi-Fi 802.11 b, g, n with Mobile Hotspot functionality
GPS with A-GPS connectivity; Digital compass
3.2 MP autofocus camera with geo-tagging and face-detection
QVGA@15fps video
microUSB port (charging) and stereo Bluetooth v2.1
microSD slot (up to 32GB, 2GB in box)
Standard 3.5 mm audio jack
Accelerometer and proximity sensor
DNSe sound enhancement
Stereo FM radio with RDS
Document viewer
Smart dialing
Swype text input
Samsung Apps brings a few nice apps for free

Main disadvantages
Poor video recording
No shutter key for the camera
No Adobe Flash support in the web browser
No ambient light sensor for auto brightness
No DivX/Xvid video support out of the box