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LG Optimus F3 Cell Phone LG720ABB

LG Optimus F3™

Stay in the game with the LG Optimus F3™. This 4G LTE smartphone lets you update your status, message friends and share screenshots all super-fast. The 1.2 GHz dual-core processor offers the speed you want, the long-lasting battery has the power you need.

This phone is no longer available online.

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LG Optimus F3™ Features

Android™ 4.1 (Jelly Bean)

Jelly Bean builds on the most-loved features of Android - easy multitasking, customizable home screens and deep interactivity.

Dual Mode 3G/4G LTE

Switch seamlessly between Sprint's reliable 3G nationwide network, which reaches more than 276 million people, and Sprint's blazing-fast 4G LTE network, reaching 340 million people and counting. Check coverage.

4-inch display with Corning® Gorilla® Glass 2

Experience videos, apps and pictures like never before. Everything's better on the big screen - and this scratch-resistant touchscreen delivers.

5 MP LED camera

Score the perfect shot with features including panorama. Take all the videos and selfies you want with the full HD (1080p) camcorder and front-facing 1.3 MP camera.

1.2 GHz dual-core processor

Get the complete Internet experience in a flash.

QuickMemo™

Snap a shot of your screen, take notes, doodle and more.

Qslide 2.0™

View multiple screens at the same time and adjust window sizes to switch between apps in a flash.

Long-lasting battery

Enjoy up to 16 hours of talk time thanks to the long-lasting 2,460 mAh Li-ION battery.

HD Voice††

Experience crystal-clear call quality with reduced background noise while calling another HD Voice-enabled phone on the Sprint network.

Mobile ID

Make your phone a reflection of who you are. Choose ID packs featuring apps, ringtones, wallpaper and more.  Learn more

Mobile Hotspot Capable

Turn your phone into a Wi-Fi® hotspot for as low as $3/day. Learn more.

Environmental Certification

Platinum certified by the UL Environment, this phone contains environmentally preferable materials with a minimal environmental impact. More info.
Show Full Features
  • 3-way calling
  • 3.5mm headset jack
  • 5MP BSI camera
  • Accelerometer
  • Access to Boost Zone
  • Access to Gmail® and Google Talk™
  • Access to Google Play™
  • Audio Recorder
  • Calendar
  • Call waiting
  • Caller ID
  • Multi language settings
  • Full HD (1080p) video
  • Music player
  • Nationwide Sprint® 3G Network and Nationwide Sprint® 4G LTE Network
  • One-click access to Facebook®, Twitter® and more
  • Picture and video sharing
  • Portrait to Landscape auto-rotate
  • QuickMemo™
  • Speakerphone
  • Stereo Bluetooth®
  • TTY mode
  • Vibrate mode
  • Virtual QWERTY keyboard
  • Voicemail
  • Wi-Fi® enabled

LG Optimus F3™ Specs

Size & Weight

  • Height 4.57"
  • Weight 4.0 oz
  • Width 2.44"
  • Screen Size 4" Touchscreen
  • Depth 0.40"

Battery

  • Talking Time 16 hrs
  • Battery Type 2460 mAh Li-Ion Battery
  • Removable Yes

Memory

  • 1 GB RAM/4 GB ROM
    Portion of memory occupied by existing content

Processor

  • 1.2 GHz dual-core processor

Operating System

  • Android™ 4.1

What's in the box

  • • LG Optimus F3 phone
  • • 2460 mAh Li-Ion Battery
  • • Micro USB Cable with Charger
  • • Getting Started Guide
    Whats included with the LG Optimus F3™

    User Guides & Device Support

    Want to know everything there is to know about this phone? Learn everything, from setting up your email to managing all of your games and applications.

    Device Support >


    How it works

    • Order by phone,
      online or in a store.
    • When you've got your phone,
      activate a no-contract plan online.
    • Keep your number or choose
      a new one. Enjoy.

    All new phones include

    • No Annual Contract Plans
    • FREE Shipping
    • FREE Activation
    • 14-Day Return Policy
    • Your current phone number
      (if you want it)

    ULE Environment Score:


    Boost Mobile devices are assessed and rated on their sustainability by UL Environment. The score is based on UL 110 - the sustainability standard for mobile phones. We are the only wireless carrier to take all its devices through the independent UL Environment certification process. To be certified, phones must meet a set of prerequisites and then earn points based on additional sustainability criteria. The table below reflects the additional criteria scoring above the prerequisites.

    More info about ULE certification.

    • Materials
    • Energy & Performance
    • Health & Environment
    • End-of-Life Management/Life Extension
    • Packaging
    • Manufacturing & Operations

    LG Optimus F3™ Reviews


    LG Optimus F3™ Accessories

    • Black Hybrid Phone Cover

      A stylish hybrid gel phone cover that slides around easily to protect your device. Designed for easy access to all of the features of your LG device. It has a textured back with a soft frame for ultimate protection.

      $19.99
    • Micro-USB Charging Data Cable

      This cable connects your micro-USB compatable device to a USB compatible computer or charger head (not included)

      $19.99
    • SanDisk 16GB MicroSD Memory Card

      Capture more photos, record more videos, and play more music on your mobile phone with this reliable 16GB SanDisk® microSDHC™ mobile memory card.

      $49.99
    • SanDisk 32GB MicroSD Memory Card

      Capture more photos, record more videos, and play more music on your mobile phone with this reliable 32GB SanDisk® microSDHC™ mobile memory card.

      $69.99
    • USB Travel Charger

      This high-output 5V/2.1A wall charger is perfect for charging your tablet, smartphone, or other device. Cable not included.

      $29.99
    • Magnadyne® Micro-USB Vehicle Power Charger

      Going places? Charge your phone on the go without breaking off the talk. Lightweight design and high-quality, coiled cord.

      $34.99
    • Dual USB Vehicle Charger

      Plug in a combination of devices for a universal charging experience with this dual USB vehicle charger. Works with standard USB cables (sold separately). 5V 4.2A output

      $29.99