Display
Size:
2.5 inches
3.0 inches
3.7 inches
Resolution:
320 x 240 pixels, 157 PPI
480 x 320 pixels, 192 PPI
800 x 480 pixels, 252 PPI
Technology:
TFT
TFT
TFT
Screen-to-body:
48.45 %
58.56 %
52.44 %
Colors:
16 777 216
16 777 216
16 777 216
Touchscreen:
Capacitive
Capacitive, Multi-touch
Capacitive, Multi-touch
Features:
Proximity sensor, Scratch-resistant glass
Ambient light sensor, Proximity sensor, Scratch-resistant glass
Ambient light sensor, Proximity sensor
Hardware
System chip:
Qualcomm Snapdragon S1 MSM7227
Qualcomm Snapdragon S2 MSM8255
Processor:
Single core, 600 MHz, ARM11
Single core, 1000 MHz, Scorpion
Single core, 1200 MHz, QC 8655
GPU:
Adreno 200
Adreno 205
Yes
RAM:
0.5GB LPDDR2
0.75GB
Internal storage:
0.128GB
0.32GB
4GB
Storage expansion:
microSDHC up to 16 GB
microSDHC up to 32 GB
microSDHC up to 32 GB
Device type:
Smartphone
Smartphone
Smartphone
OS:
Android (2.1, 1.6)
Android (2.3)
BlackBerry (7)
Battery
Capacity:
1200 mAh
1230 mAh
Type:
Li - Polymer, User replaceable
Li - Ion, User replaceable
Li - Ion, User replaceable
Camera
Rear:
Single camera
Single camera
Single camera
Main camera:
5 MP (Autofocus)
5 MP (Autofocus)
5 MP (Autofocus)
Video recording:
640x480 (VGA)
1280x720 (HD)
1280x720 (HD)
Features:
Video light
EIS, Video light
Continuous autofocus
Design
Dimensions:
3.27 x 1.97 x 0.63 inches (83 x 50 x 16 mm)
3.46 x 2.05 x 0.63 inches (88 x 52 x 16 mm)
4.72 x 2.44 x 0.45 inches (120 x 62 x 11.5 mm)
Weight:
3.10 oz (88.0 g)
3.32 oz (94.0 g)
4.76 oz (135.0 g)
Features:
Optical Mouse (Touchpad)
Keys:
Right: Volume control, Camera shutter
Right: Volume control, Camera shutter
Right: Volume control, Camera shutter
Colors:
Black, Pink, Blue, White
Cellular
UMTS:
900, 2100 MHz
900, 2100 MHz
800, 850, 1900, 2100 MHz
Data Speed:
HSDPA 7.2 Mbit/s, HSUPA 2 Mbit/s, UMTS
HSDPA 7.2 Mbit/s, HSUPA 2 Mbit/s, UMTS
HSDPA 14.4 Mbit/s, UMTS, HSUPA 5.76 Mbit/s
Multimedia
Headphones:
3.5mm jack
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Features:
Music recognition
Album art cover, Background playback, Music recognition
Album art cover, Background playback
Screen mirroring:
DLNA
Radio:
FM
FM, RDS
Connectivity & Features
Bluetooth:
2.1, EDR
Yes
2.1, EDR
Wi-Fi:
802.11 b, g
Yes
802.11 b, g, n
USB:
microUSB, USB 2.0
microUSB, USB 2.0
microUSB, USB 2.0
Features:
Charging
Mass storage device, Charging
Mass storage device, Charging
Location:
A-GPS
A-GPS
GPS
Sensors:
Accelerometer, Compass
Accelerometer
Accelerometer, Compass
Other:
Computer sync, OTA sync, ANT+
Computer sync, OTA sync, ANT+
UMA (Wi-Fi Calling), Computer sync, OTA sync
Hearing aid compatible:
M3, T3
Phone features
Notifications:
Music ringtones (MP3), Polyphonic ringtones, Vibration, Phone profiles, Flight mode, Silent mode, Speakerphone
Music ringtones (MP3, AAC), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Other features:
Voice recording
Voice recording
Voice recording
Regulatory Approval
FCC approval:
Date approved:
May 11, 2010
Jul 28, 2011
Aug 05, 2011
Measured SAR:
Head:
0.93 W/kg
1.00 W/kg
1.12 W/kg
Measured in:
1900 MHz
1900 MHz
Body:
0.94 W/kg
1.19 W/kg
0.86 W/kg
Measured in:
1900 MHz
1900 MHz
Buyers information
Price:
$ 350
Availability
Officially announced:
Feb 14, 2010
May 06, 2011
Aug 03, 2011