PhoneRocket Review Our evaluation of S4 vs iPhone 4s


Processing power and speed

Passmark, Geekbench and Sunspider 0.9.1


3D and 2D graphics

GLBenchmark 2.5 and GLBenchmark 2.7

Battery Life

How long will the battery last

Talk time (3G)


How do our trusted review sites rank these products?

Reviews from,,, and 3 more

PhoneRocket Score

Performance, Graphics, Battery Life and Reviews

Samsung Galaxy S4 

PhoneRocket recommends the Samsung Galaxy S4  based on its performance, graphics, battery life and reviews.

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Benchmarks Real world tests of Galaxy S4 vs iPhone 4s

geekbench Processor and memory performance

Galaxy S4
iPhone 4s

passmark Processor performance including multiple coresData courtesy Passmark

Galaxy S4
iPhone 4s

SunSpider 0.9.1 Web browser and javascript performance

Galaxy S4
804 ms
iPhone 4s
2,250 ms

GLBenchmark 2.7 3D graphics performance

Galaxy S4
17.2 fps
iPhone 4s
2.7 fps

GLBenchmark 2.5 3D graphics performance

Galaxy S4
41.3 fps
iPhone 4s
12 fps

DxOMark photo quality How good is the phone's camera?

Differences What are the advantages of each

Back view of Samsung Galaxy S4

Reasons to consider the
Samsung Galaxy S4

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Much faster javascript execution 804 ms vs 2,250 ms 2.8x better SunSpider 0.9.1 score
Significantly faster graphics 17.2 fps vs 2.7 fps More than 6.2x better GLBenchmark 2.7 score
More processing power 3,414 vs 1,483 More than 2.2x better passmark score
Takes higher quality photos 79 vs 74 More than 5% better DxOMark photo quality score
Much faster processor 1.9 GHz vs 0.8 GHz More than 2.2x faster processor; run computation-intensive applications, such as photo editing, faster
Screen uses OLED technology Yes vs No About half of smartphones are OLED; OLED screens are typically higher contrast and use less power
Supports NFC Yes vs No Somewhat common; Enables payment by phone and other wireless communications
Much bigger screen 5" vs 3.5" Around 45% bigger screen
Is 4G Yes vs No Somewhat common; Supports the fastest, most reliable networks
Significantly higher resolution 1920 x 1080 vs 960 x 640 Around 3.5x higher resolution
More cores Quad core vs Dual core Twice as many cores; each additional core lets your phone do more without visible UI slowdowns and jerkiness
Sharper screen 440 ppi vs 329 ppi Around 35% sharper PPI; enjoy photo-realistic, crisp images
Higher resolution front camera 13 MP vs 8 MP Around 65% higher resolution front camera; Video chat with other people
Supports multitasking Yes vs No Somewhat common; Run multiple apps at once
More RAM 2 GB vs 0.5 GB 4x more RAM; browse media-heavy webpages without slowing down
Bigger app store 850,000 apps vs 825,000 apps Around 5% more apps; find an app for virtually any task
Lighter 130 g vs 140 g More than 5% lighter
Thinner 7.9 mm vs 9.3 mm More than 15% thinner
Slightly better theoretical download speed 20 Mb/s vs 14.4 Mb/s Around 40% better theoretical download speed; enjoy lightning fast downloads on modern networks
Front view of Apple iPhone 4s

Reasons to consider the
Apple iPhone 4s

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PhoneRocket is not aware of any important advantages of the Apple iPhone 4s vs the Samsung Galaxy S4.

Reviews Word on the street

Galaxy S4  vs iPhone 4s 

It’s not AMOLED, but its 326 ppi pixel density and 800:1 contrast ratio are gorgeous and easily viewable both indoors and out.
iPhone 4s

Alternatively, the standard email app is available as well to handle other email services, but its functionality and interface is similar to Gmail.
Galaxy S4


8.7 Out of 10
8.5 Out of 10

Specifications Full list of technical specs


Galaxy S4  vs
iPhone 4s 
Size 5" 3.5"
Resolution 1920 x 1080 960 x 640
Touchscreen Capacitive Capacitive
Multitouch Yes Yes
PPI 440 ppi 329 ppi


Has an assisted GPS Yes Yes


Supports FM radio No No


Operating system Android 5.0 iOS 9
Multitasking Yes No
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 v4.0

form factor

Galaxy S4  vs
iPhone 4s 
Weight 130 g 140 g
Thickness 7.9 mm 9.3 mm
Size 69.8 x 136.6 x 7.9 mm 58.6 x 115.2 x 9.3 mm


Clock speed 1.9 GHz 0.8 GHz
Number of cores Quad core Dual core
RAM 2 GB 0.5 GB
Internal storage 64 GB 64 GB

photo & video

Camera 13 MP 8 MP
Resolution 13 MP 8 MP
Flash Yes Yes
Secondary camera 2 MP 0.3 MP
Video resolution 1920 x 1080 @ 30 fps 1920 x 1080 @ 30 fps


Generation 4G 3.5G
HSDPA (14.4 Mb/s)
HSUPA (5.76 Mb/s)
CDMA (0.01 Mb/s)
EDGE (0.38 Mb/s)
LTE (20 Mb/s)
Unknown (14.4 Mb/s)
UMTS (0.38 Mb/s)
GSM (0.01 Mb/s)


Talk time (3G) 1,020 min 480 min
Samsung Galaxy S4
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Apple iPhone 4s
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