The phone is powered by Android and the 1Ghz Qualcomm snapdraon processor. The display is OLED touch screen with superb high resolution. The phone is also thinner than iPhone and has no keyboard. Google has put two mic on the phone one on the back to cut background noises. The camera is good enough for good resolution pictures.

Though the phone does not have a keyboard it compensates that with its voice to text feature , users can dictate emails and notes directly to the phone.

Nexus One Specifications

Height: 119mm
Width: 59.8mm
Depth: 11.5mm
Weight:130 grams w/battery
100g w/o battery
Display

3.7-inch (diagonal) widescreen WVGA AMOLED touchscreen
800 x 480 pixels
100,000:1 typical contrast ratio
1ms typical response rate
Camera

5 megapixels
Autofocus from 6cm to infinity
2X digital zoom
LED flash
User can include location of photos from phone’s AGPS receiver
Video captured at 720×480 pixels at 20 frames per second or higher
Cellular & Wireless

UMTS Band 1/4/8 (2100/AWS/900)
HSDPA 7.2Mbps
HSUPA 2Mbps
GSM/EDGE (850, 900, 1800, 1900 MHz)
Wi-Fi (802.11b/g)
Bluetooth 2.1 + EDR
A2DP stereo Bluetooth
Power and battery

Removable 1400 mAH battery
Charges at 480mA from USB, at 980mA from supplied charger
Talk time:
Up to 10 hours on 2G
Up to 7 hours on 3G
Standby time
Up to 290 hours on 2G
Up to 250 hours on 3G
Internet use
Up to 5 hours on 3G
Up to 6.5 hours on Wi-Fi
Video playback
Up to 7 hours
Audio playback
Up to 20 hours
Processor

Qualcomm QSD 8250 1 GHz
Operating system Android Mobile Technology Platform 2.1 (Eclair)

Capacity

512MB Flash
512MB RAM
4GB Micro SD Card (Expandable to 32 GB)
Location and Sensors

Assisted global positioning system (AGPS) receiver
Cell tower and Wi-Fi positioning
Digital compass
Accelerometer
Proximity Sensor
Light Sensor