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Compare 4 products

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Jiayu S4 Mobile Phone
Jiayu S4
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Motorola KRZR K1 Mobile Phone
Motorola KRZR K1
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Samsung Galaxy Amp 2 Mobile Phone
Samsung Galaxy Amp 2
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Samsung SGH-X200 Mobile Phone
Samsung SGH-X200
Editiorial reviews
5
5 editorial reviews
The KRZR K1 is image-maker: it successfully inherits the RAZR family sporting design and style that put it out of the crowd of boring phones you are used to - it's narrow, blue, shiny and fashionable piece of art. Sadly it has very weak signal reception, but the voice quality during a call reminds you that the used phone is of high class. The KRZR packs average features in perfectly looking solid construction, but we'd like better implementation of the features like higher resolution of the screen (QVGA is not science fiction anymore) and auto-focus for the cameraRead more
Motorola has launched a new leader. The popular RAZR is being substituted by the new KRZR, whose glossy materials look luxurious. On the other hand, the...Read more
In other words, the successor to the iconic RAZRRead more
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
User rating
38
4.0 out of 5
38 user ratings
5 stars
31 %
4 stars
39 %
3 stars
28 %
2 stars
0 %
1 stars
0 %
42
4.2 out of 5
42 user ratings
5 stars
30 %
4 stars
54 %
3 stars
14 %
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 %
6
4.2 out of 5
6 user ratings
5 stars
50 %
4 stars
16 %
3 stars
33 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemAndroid 5.0Proprietary OSAndroid 6.0Proprietary OS
CPU clock speed1.7 GHz
N/A
N/A
N/A
CPU cores8-coreSingle-coreQuad-coreSingle-core
CPU modelMediaTek MT6752
N/A
N/A
N/A
GPU modelARM Mali-T760 MP2
N/A
N/A
N/A
RAM memory3 GB
N/A
1 GB
N/A

Display

Screen size4.7 in1.9 in4.5 in
N/A
Number of colors16.7M262K16.7M65K
Panel typeLCD
N/A
OLEDLCD
Resolution1280 x 720 px176 x 220 px854 x 480 px128 x 160 px
TechnologyIPS LCDCSTNSuper AMOLED
N/A
Pixel density312.0 ppi
N/A
218.0 ppi
N/A
Screen materialCorning Gorilla Glass
N/A
N/A
N/A
Multi touchyes
N/A
yes
N/A
Touchscreen
N/A
no
N/A
no
Dual screen support
N/A
yes
N/A
no
Scratch resistant display
N/A
no
N/A
no
HDR
N/A
no
N/A
no

Storage

Internal storage16 GB16 MB8 GB
N/A
Memory card readeryesyesyesno
Maximum card storage64GB2GB128GB
N/A
Types of memory card supportedmicroSDmicroSDmicroSD
N/A

Connectivity

Dual sim supportyesno
N/A
no
Sim card sizeMicro-SIMMini-SIM
N/A
Mini-SIM
Bluetoothyesyesyesno
Bluetooth version4.02.04.0
N/A
Headphone connection3.5 mm
N/A
3.5 mm
N/A
Type of USB connectorMicro-USB
N/A
Micro-USB
N/A
DLNA certified
N/A
no
N/A
N/A
Bluetooth profile
N/A
A2DP
N/A
N/A
NFC
N/A
no
N/A
no
Charging connection
N/A
USB
N/A
N/A
USB version
N/A
2.0
N/A
N/A
Video output
N/A
No
N/A
No

Cellular

Wireless network (Wi-Fi)yesnoyesno
Data transmissionHSPA+
N/A
HSPA+
N/A
Navigation systemGPS
N/A
GPS
N/A
2G GSMyesyesyesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
N/A
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
N/A
UMTS frequences
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
N/A
  • 850 MHz
  • 900 MHz
  • 2100 MHz
N/A
4G LTEyesnoyesno
Mobile hotspotyes
N/A
yes
N/A
3G UMTS
N/A
no
N/A
no
LTE frequencies
N/A
N/A
  • 700 MHz
  • 850 MHz
  • 1900 MHz
N/A

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