LG Optimus 2X

The LG Optimus 2X is a smartphone designed and manufactured by LG Electronics. The Optimus 2X is the world's first smartphone with a dual-core processor and third phone in the LG Optimus-Android series. LG debuted the Optimus 2X on December 16, 2010 and the device first became available to consumers in South Korea in January 2011.[2] It was also launched in Singapore on March 3, 2011. The Optimus 2X runs the Android 2.3 software version since the upgrade in November 2011,[3] but the latest offering is Android 4.0.[4] The phone holds the record for the longest update holdout, taking 16 months to receive a firmware update from Android 2.2 to 2.3.[5]

LG Optimus 2X
LG Optimus Dual
LG Optimus Speed
T-Mobile G2X
ManufacturerLG Electronics, Inc.
SeriesOptimus
Compatible networksGSM/GPRS/EDGE Quad-band (850, 900, 1,800, and 1,900 MHz)
HSPA Tri-band (900, 1700/AWS [P999/T-Mobile USA Only] 1900, and 2100 MHz)
HSDPA 10.2 Mbit/s
HSUPA 5.76 Mbit/s
First releasedSouth Korea, February 2011 (2011-02) (SK Telecom)
PredecessorLG Optimus One
SuccessorLG Optimus 4X HD
RelatedLG Optimus 3D
LG Optimus Black
myTouch/myTouch Q by LG
LG Optimus LTE
TypeSmartphone
Form factorBar
Dimensions123.9 mm (4.88 in) H
63.2 mm (2.49 in) W
10.9 mm (0.43 in) D
Mass128 g (4.5 oz)
Operating systemAndroid 2.2.2 upgradeable to 2.3.4 (P999) and 4.0.4 (P990 & SU660)
CPUNvidia Tegra 2 Series AP20H
GPUULP GeForce
Memory512 MB RAM (of which 128 MB is dedicated to the GPU)
Storage8 GB internal storage (User Accessible : 6.4 GB)
Removable storagemicroSD (supports up to 32 GB)
Battery1.5Ah, 3.7V, 5.5Wh
Internal Rechargeable Li-ion
User replaceable
Data inputsMulti-touch capacitive touchscreen
A-GPS
Accelerometer
Ambient light sensor
Gyroscope
Magnetometer
Proximity sensor
DisplayTFT LCD, 4.0 in (100 mm) diagonal
480×800 px WVGA (233 ppi)
Rear camera8.0 MP
Autofocus
LED flash
Video : 1080p at 24 fps, 720p at 30 fps
Front camera1.3 MP
Connectivity3.5 mm TRRS
Bluetooth 2.1 + EDR with A2DP
DLNA
FM stereo receiver
HDMI Type D
micro USB 2.0
Wi-Fi 802.11b/g/n
References[1][2]

Hardware

The LG Optimus 2X holds the Guinness World Record for being the first mobile phone to use a dual-core processor.[6] It is also the first smartphone to feature the Nvidia Tegra 2, a dual-core processor clocked at 1 GHz or 1.2 GHz. It also has a micro HDMI port and an 8-megapixel camera. Through the micro HDMI port the Optimus 2X is capable of HD playback when connected to an HD device, such as an HDTV.

Display

The LG Optimus 2X has a 4-inch LCD IPS capacitive touch-screen, displaying 16.7 million colours at 480×800 pixels.[7]

Storage & Memory

The LG Optimus 2X has a card slot for additional memory. It supports a microSD card of up to 32 GB capacity. It has up to 8 GB of internal memory storage and 512 MB RAM (384 MB available) or 1 GB RAM (496 MB available).[7]

Camera

An 8-megapixel camera is included on the Optimus 2X and is capable of 3264x2448 pixels. The camera includes auto focus and a LED flash. A secondary front-facing 1.3-megapixel camera is located on the front of the device but is incapable of making use of the LED flash on the backside of the phone. The primary camera is capable of video recording of 1080p at 24 fps, or 720p at 30 fps.[7]

Modifications

The aftermarket Android firmware Cyanogenmod has been developed for the Optimus 2X. Official CyanogenMod support was added in CyanogenMod 7.1.[8]

History

LG previewed the Optimus 2X under the device's internal development name, "LG Star", at CES 2011.[9]

Naming variations
  • LG Optimus Speed
  • LG Optimus 2X / LG Optimus Dual / LG P990 / LGP990h / LG P990hn (h and hn models supported different frequencies)
  • T-Mobile G2X / LG P999
  • LG Star (platform name)
  • LG Star Dop (platform name)
  • Optimus 2X SU660 - different ROM (kernel patched) and software revision than P990. SU660 has 3 buttons on the bottom (P990 has 4 buttons)

See also

Other phones with Tegra 2 SoC:

Notes
  1. IT Today 2011.
  2. LG 2010.
  3. "Gingerbread comes to T-Mobile G2x, users feel loved again". engadget.com.
  4. https://www.lg.com/global/support/opensource/opensourceList?types=MODEL&search=p990
  5. "The checkered, slow history of Android handset updates". arstechnica.com.
  6. "Guinness World Records". www.guinnessworldrecords.com.
  7. "T-Mobile G2X".
  8. Cyanogen (Steve Kondik) (6 October 2011). "LG O2x - CyanogenMod". cyanogenmod.com. Archived from the original on 13 July 2011. Retrieved 21 July 2011.
  9. Engadget 2010a.

References

Reviews
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