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Compare 4 products

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Apple iPhone 3G Mobile Phone
Apple iPhone 3G
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Samsung Galaxy S2 Mobile Phone
Samsung Galaxy S2
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Samsung Galaxy S2 Skyrocket Mobile Phone
Samsung Galaxy S2 Skyrocket
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Samsung Galaxy S6 Mobile Phone
Samsung Galaxy S6
Editiorial reviews
19
4.2 out of 5
10 user ratings
5 stars
30 %
4 stars
70 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
17
3.9 out of 5
9 user ratings
5 stars
44 %
4 stars
44 %
3 stars
0 %
2 stars
0 %
1 stars
11 %
Read editorial reviews
3
3 editorial reviews
Who knew AT&T's version of the Samsung Galaxy S II had a younger, larger brother on the way? Just a hair over a month after the carrier launched its flagship Android device, it's already set for another go-round.Read more
Samsung Galaxy S II SkyrocketRead more
Read editorial reviews
29
4.5 out of 5
17 user ratings
5 stars
70 %
4 stars
23 %
3 stars
5 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
35
4.0 out of 5
35 user ratings
5 stars
22 %
4 stars
57 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
40
4.1 out of 5
40 user ratings
5 stars
35 %
4 stars
42 %
3 stars
22 %
2 stars
0 %
1 stars
0 %
40
4.3 out of 5
40 user ratings
5 stars
45 %
4 stars
35 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
39
4.0 out of 5
39 user ratings
5 stars
28 %
4 stars
46 %
3 stars
25 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemApple IOS 4Android 4.1Android 4.1Android 5.0
CPU clock speed0.6 GHz1.2 GHz1.5 GHz2.1 GHz
CPU coresSingle-coreDual-coreDual-core8-core
GPU modelPowerVR MBX LiteARM Mali-400Qualcomm Adreno 220ARM Mali-T760
RAM memory128 MB1 GB1 GB3 GB
CPU model
N/A
N/A
Qualcomm Snapdragon S3 MSM8260Samsung Exynos Octa 7420

Display

Screen size3.5 in4.3 in4.5 in5.1 in
Touchscreenyes
N/A
N/A
yes
Number of colors16.7M16.7M16.7M16.7M
Panel typeLCDOLEDOLEDOLED
Resolution480 x 320 px800 x 480 px800 x 480 px2560 x 1440 px
Pixel density165.0 ppi217.0 ppi207.0 ppi576.0 ppi
Dual screen supportno
N/A
yesyes
Scratch resistant displayno
N/A
N/A
yes
HDRno
N/A
N/A
no
Technology
N/A
Super AMOLEDSuper AMOLEDSuper AMOLED
Screen material
N/A
Corning Gorilla Glass
N/A
Corning Gorilla Glass 4.0
Multi touch
N/A
yesyesyes

Rear camera

Primary sensor resolution2.0 Mpx8.0 Mpx8.0 Mpx16.0 Mpx
Video recordingno
N/A
N/A
yes
Geo-taggingyesyesyesyes
Primary lens aperture
N/A
2.6 f
N/A
1.9 f
Highest video resolution
N/A
1920 x 1080 px1920 x 1080 px4096 x 2160 px
Autofocus
N/A
yesyesyes
Digital Image Stabilization
N/A
yesyes
N/A
Digital zoom
N/A
yesyesyes
Face detection
N/A
yes
N/A
yes
HDR Capture
N/A
yesyesyes
LED Flash
N/A
yesyesyes
Panorama
N/A
yesyesyes
Smile detection
N/A
yesyesyes
Touch focus
N/A
yesyesyes
Primary sensor size
N/A
N/A
N/A
1/2.6"
Maximum FPS at the highest resolution
N/A
N/A
N/A
30.0 fps
Maximum FPS (regardless of res.)
N/A
N/A
N/A
120.0 fps
Max resolution (highest frame rate)
N/A
N/A
N/A
1280 x 720 px
Burst Mode
N/A
N/A
N/A
yes
Gesture Shot
N/A
N/A
N/A
yes
Optical image stabilization
N/A
N/A
N/A
yes
Slow-Mo
N/A
N/A
N/A
yes

Storage

Internal storage
  • 16 GB
  • 8 GB
  • 16 GB
  • 32 GB
N/A
  • 128 GB
  • 32 GB
  • 64 GB
Memory card readernoyesyesno
Types of memory card supportedNo memory slotmicroSDmicroSDNo memory slot
Maximum card storage
N/A
32GB32GB128GB

Dimensions

Height4.55 in4.93 in5.15 in5.65 in
Width2.44 in2.6 in2.75 in2.78 in
Depth0.48 in0.33 in0.37 in0.27 in
Weight4.69 oz4.09 oz4.66 oz4.87 oz

Sensors

Accelerometeryesyesyesyes
Proximityyesyesyesyes
Ambient light sensoryesyesyesyes
Digital compass
N/A
yesyesyes
Gyroscope
N/A
yesyesyes
Fingerprint
N/A
N/A
N/A
yes
Barometer
N/A
N/A
N/A
yes
Hearth rate monitor
N/A
N/A
N/A
yes
ANT+
N/A
N/A
N/A
yes

Connectivity

Dual sim supportnononono
Sim card sizeMini-SIMMini-SIMMini-SIMNano-SIM
DLNA certifiednoyesyesyes
Bluetoothyesyesyesyes
Bluetooth version2.0 EDR3.0 HS3.0 HS4.1
Bluetooth profileA2DP
N/A
N/A
  • A2DP
  • AVRCP
NFCno
N/A
yesyes
Charging connection
  • Apple 30-pin
  • Lightning
N/A
HDMI
  • USB
  • Wireless
Headphone connection3.5 mm3.5 mm3.5 mm3.5 mm
Video outputNo
N/A
N/A
MHL
Type of USB connector
N/A
Micro-USBMicro-USB
N/A
USB On-The-Go (OTG)
N/A
yesyesyes
Bluetooth codec
N/A
N/A
N/A
  • aptX
  • SBC
USB version
N/A
N/A
N/A
2.0

Cellular

Wireless network (Wi-Fi)yesyesyesyes
Wireless networking standard
  • 802.11b
  • 802.11g
N/A
N/A
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
Data transmissionHSDPAHSPA+HSDPAHSPA+
Navigation systemA-GPSGPSGPSGLONASS
2G GSMyesyesyesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
3G UMTSyes
N/A
N/A
yes
UMTS frequences
  • 850 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
N/A
  • 850 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
4G LTEnoyesyesyes
Mobile hotspot
N/A
yesyesyes
LTE frequencies
N/A
N/A
  • 700 MHz
  • 1700 MHz
  • 2100 MHz
  • 800 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 2100 MHz
  • 2600 MHz

Battery

Replaceable batteryno
N/A
yesno
Battery typeLithium ionLithium ionLithium ionLithium ion
Battery capacity1150.0 mAh1650.0 mAh1850.0 mAh2550.0 mAh
Standby time300.0 h710.0 h256.0 h
N/A
Talk time5.0 h18.0 h7.0 h17.0 h
Fast chargingno
N/A
N/A
yes
Wireless charging no
N/A
N/A
yes
Fast charging standard
N/A
N/A
N/A
Samsung Adaptive Fast Charge
Wireless charging standard
N/A
N/A
N/A
  • PMA
  • QI

Often compared with Apple iPhone 3G

Often compared with Samsung Galaxy S2

Often compared with Samsung Galaxy S2 Skyrocket

Often compared with Samsung Galaxy S6