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Compare 4 products

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Apple iPhone 4 Mobile Phone
Apple iPhone 4
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Jiayu S4 Mobile Phone
Jiayu S4
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Samsung Galaxy Amp 2 Mobile Phone
Samsung Galaxy Amp 2
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Samsung Galaxy S2 Mobile Phone
Samsung Galaxy S2
Editiorial reviews
19
4.3 out of 5
9 user ratings
5 stars
44 %
4 stars
55 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
1
1 editorial reviews
If you live within newbie Aio Wireless' tiny network, the $130 Samsung Galaxy Amp smartphone is a good no-contract Android buy.Read more
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
User rating
41
4.3 out of 5
41 user ratings
5 stars
41 %
4 stars
43 %
3 stars
14 %
2 stars
0 %
1 stars
0 %
38
4.0 out of 5
38 user ratings
5 stars
31 %
4 stars
39 %
3 stars
28 %
2 stars
0 %
1 stars
0 %
46
4.2 out of 5
46 user ratings
5 stars
39 %
4 stars
47 %
3 stars
10 %
2 stars
2 %
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 %

Hardware

Operating systemApple iOS 7Android 5.0Android 6.0Android 4.1
CPU clock speed1.0 GHz1.7 GHz
N/A
1.2 GHz
CPU coresSingle-core8-coreQuad-coreDual-core
CPU modelApple A4MediaTek MT6752
N/A
N/A
GPU modelPowerVR SGX535ARM Mali-T760 MP2
N/A
ARM Mali-400
RAM memory512 MB3 GB1 GB1 GB

Display

Screen size3.5 in4.7 in4.5 in4.3 in
Touchscreenyes
N/A
N/A
N/A
Number of colors16.7M16.7M16.7M16.7M
Panel typeLCDLCDOLEDOLED
Resolution960 x 640 px1280 x 720 px854 x 480 px800 x 480 px
TechnologyIPS TFTIPS LCDSuper AMOLEDSuper AMOLED
Pixel density326.0 ppi312.0 ppi218.0 ppi217.0 ppi
Dual screen supportno
N/A
N/A
N/A
Scratch resistant displayyes
N/A
N/A
N/A
HDRno
N/A
N/A
N/A
Multi touchyesyesyesyes
Screen material
N/A
Corning Gorilla Glass
N/A
Corning Gorilla Glass

Rear camera

Primary sensor resolution5.0 Mpx13.0 Mpx5.0 Mpx8.0 Mpx
Primary lens aperture2.8 f2.0 f
N/A
2.6 f
Video recordingyes
N/A
N/A
N/A
Highest video resolution1280 x 720 px1920 x 1080 px1280 x 720 px1920 x 1080 px
Maximum FPS at the highest resolution30.0 fps
N/A
N/A
N/A
Autofocusyesyesyesyes
Digital zoomyes
N/A
yesyes
Geo-taggingyes
N/A
yesyes
HDR Captureyes
N/A
yesyes
LED Flashyesyesyesyes
Touch focusyes
N/A
N/A
yes
Face detection
N/A
N/A
yesyes
Panorama
N/A
N/A
yesyes
Smile detection
N/A
N/A
yesyes
Digital Image Stabilization
N/A
N/A
N/A
yes

Front camera

Primary resolution0.3 Mpx8.0 Mpx2.0 Mpx2.0 Mpx

Storage

Internal storage
  • 16 GB
  • 32 GB
  • 8 GB
16 GB8 GB
  • 16 GB
  • 32 GB
Memory card readernoyesyesyes
Types of memory card supportedNo memory slotmicroSDmicroSDmicroSD
Maximum card storage
N/A
64GB128GB32GB

Sensors

Accelerometeryesyesyesyes
Proximityyesyesyesyes
Digital compassyesyes
N/A
yes
Ambient light sensoryesyesyesyes
Gyroscopeyesyes
N/A
yes

Connectivity

Dual sim supportnoyes
N/A
no
Sim card sizeMicro-SIMMicro-SIM
N/A
Mini-SIM
DLNA certifiedno
N/A
N/A
yes
Bluetoothyesyesyesyes
Bluetooth version2.1 EDR4.04.03.0 HS
Bluetooth profile
  • A2DP
  • AVRCP
N/A
N/A
N/A
NFCno
N/A
N/A
N/A
Charging connection
  • Apple 30-pin
  • Lightning
N/A
N/A
N/A
Headphone connection3.5 mm3.5 mm3.5 mm3.5 mm
Video outputManufacturer specific
N/A
N/A
N/A
Type of USB connector
N/A
Micro-USBMicro-USBMicro-USB
USB On-The-Go (OTG)
N/A
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesyesyesyes
Wireless networking standard
  • 802.11b
  • 802.11g
  • 802.11n
N/A
N/A
N/A
Navigation systemA-GPSGPSGPSGPS
2G GSMyesyesyesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 2100 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
N/A
UMTS frequences
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
4G LTEnoyesyesyes
Mobile hotspotyesyesyesyes
Data transmission
N/A
HSPA+HSPA+HSPA+
LTE frequencies
N/A
N/A
  • 700 MHz
  • 850 MHz
  • 1900 MHz
N/A

Battery

Replaceable batteryno
N/A
N/A
N/A
Battery typeLithium ionLithium ionLithium ionLithium ion
Battery capacity1420.0 mAh2500.0 mAh
N/A
1650.0 mAh
Standby time300.0 h
N/A
N/A
710.0 h
Talk time7.0 h
N/A
N/A
18.0 h
Fast chargingno
N/A
N/A
N/A
Wireless charging no
N/A
N/A
N/A

Often compared with Apple iPhone 4

Often compared with Jiayu S4

Often compared with Samsung Galaxy S2