PhoneRocket Review Our evaluation of Optimus F3 vs iPhone 4


Processing power and speed

Optimus F3
iPhone 4
Passmark, Geekbench, AnTuTu, BrowserMark and Sunspider 0.9.1


3D and 2D graphics

GLBenchmark 2.7

Battery Life

How long will the battery last

Talk time, Standby time and Battery capacity


How do our trusted review sites rank these products?

Reviews from, and

PhoneRocket Score

Performance, Graphics, Battery Life and Reviews

LG Optimus F3 

PhoneRocket recommends the LG Optimus F3  based on its graphics.

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Benchmarks Real world tests of Optimus F3 vs iPhone 4

GLBenchmark 2.7 3D graphics performance

Optimus F3
3.2 fps
iPhone 4
0.4 fps

Differences What are the advantages of each

Front view of LG Optimus F3

Reasons to consider the
LG Optimus F3

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Faster graphics 3.2 fps vs 0.4 fps 8x better GLBenchmark 2.7 score
Supports NFC Yes vs No Somewhat common; Enables payment by phone and other wireless communications
Is 4G Yes vs No Somewhat common; Supports the fastest, most reliable networks
Significantly more battery capacity 2,460 mA·h vs 1,420 mA·h Around 75% more battery capacity
Lighter 113 g vs 137 g Around 20% lighter
Bigger screen 4" vs 3.5" Around 15% bigger screen
Faster processor 1.2 GHz vs 1 GHz Around 20% faster processor; run computation-intensive applications, such as photo editing, faster
More cores Dual core vs Single core Twice as many cores; each additional core lets your phone do more without visible UI slowdowns and jerkiness
Slightly more RAM 1 GB vs 0.5 GB 2x more RAM; browse media-heavy webpages without slowing down
Better theoretical download speed 20 Mb/s vs 7.2 Mb/s More than 2.8x better theoretical download speed; enjoy lightning fast downloads on modern networks
Front view of Apple iPhone 4

Reasons to consider the
Apple iPhone 4

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Store significantly more stuff 32 GB vs 4 GB 8x more storage capacity; free yourself from memory cards
Sharper screen 329 ppi vs 233 ppi More than 40% sharper PPI; enjoy photo-realistic, crisp images
Longer standby time 18,000 min vs 12,960 min Around 40% longer standby time
Slightly higher resolution 960 x 640 vs 800 x 480 60% higher resolution
Slightly thinner 9.3 mm vs 10 mm More than 5% thinner

Reviews Word on the street

Optimus F3  vs iPhone 4 

Employing a streamlined profile (0.37” thick), the handset is perfectly sized to accommodate every hand size – although, it does pack on some noticeable weight (4.83 oz).
iPhone 4

Specifications Full list of technical specs


Optimus F3  vs
iPhone 4 
Type Super IPS LCD2 Super IPS LCD2
Size 4" 3.5"
Resolution 800 x 480 960 x 640
Touchscreen Capacitive Capacitive
Multitouch Yes Yes
PPI 233 ppi 329 ppi


Has an assisted GPS Yes Yes


Supports FM radio No No


Operating system Android 4.1.2 iOS 7
Multitasking Yes Yes
App store Android Market Apple App Store
Adobe flash support No No
App store size 850,000 apps 825,000 apps


Acts as a wi-fi hotspot Yes Yes
Supports NFC Yes No
Bluetooth Bluetooth v4.0 Bluetooth v2.1

form factor

Optimus F3  vs
iPhone 4 
Weight 113 g 137 g
Thickness 10 mm 9.3 mm
Size 62 x 116 x 10 mm 58.6 x 114.3 x 9.3 mm


Clock speed 1.2 GHz 1 GHz
Number of cores Dual core Single core
RAM 1 GB 0.5 GB
Internal storage 4 GB 32 GB

photo & video

Camera 5 MP 5 MP
Resolution 5 MP 5 MP
Flash Yes Yes
Secondary camera 0.3 MP 0.3 MP
Video resolution 1920 x 1080 @ Unknown 1280 x 720 @ 30 fps


Generation 4G 3.5G
HSDPA (7.2 Mb/s)
HSUPA (5.76 Mb/s)
CDMA (0.01 Mb/s)
EDGE (0.38 Mb/s)
LTE (20 Mb/s)
Unknown (7.2 Mb/s)
UMTS (0.38 Mb/s)
GSM (0.01 Mb/s)


Talk time 960 min 840 min
Standby time 12,960 min 18,000 min
Capacity 2,460 mA·h 1,420 mA·h
LG Optimus F3
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Apple iPhone 4
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