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General Mobile Discovery Phone
General Mobile Discovery
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Motorola KRZR K1 Mobile Phone
Motorola KRZR K1
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Samsung Galaxy J2 Mobile Phone
Samsung Galaxy J2
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
7
7 editorial reviews
Read more
The J2 Core treads a fine line against the competition, but is it able to balance it?Read more
The Boost Mobile exclusive Samsung Galaxy J2 is an affordable phone for Samsung enthusiasts, but not much else.Read more
Read editorial reviews
User rating
37
4.2 out of 5
37 user ratings
5 stars
37 %
4 stars
45 %
3 stars
13 %
2 stars
2 %
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 %
37
4.2 out of 5
37 user ratings
5 stars
37 %
4 stars
48 %
3 stars
13 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemAndroid 4.2Proprietary OSAndroid 5.1
CPU clock speed1.2 GHz
N/A
1.3 GHz
CPU coresQuad-coreSingle-coreQuad-core
RAM memory1 GB
N/A
1 GB
CPU model
N/A
N/A
Samsung Exynos 3 Quad 3475
GPU model
N/A
N/A
ARM Mali-T720 GPU

Display

Screen size4.7 in1.9 in4.7 in
Panel typeLCD
N/A
OLED
Resolution1280 x 720 px176 x 220 px960 x 540 px
TechnologyIPS LCDCSTNSuper AMOLED
Pixel density312.0 ppi
N/A
234.0 ppi
Multi touchyes
N/A
yes
Touchscreen
N/A
noyes
Number of colors
N/A
262K16.7M
Dual screen support
N/A
yes
N/A
Scratch resistant display
N/A
no
N/A
HDR
N/A
nono

Rear camera

Primary sensor resolution8.0 Mpx2.0 Mpx5.0 Mpx
Highest video resolution1920 x 1080 px176 x 144 px1280 x 720 px
Autofocusyes
N/A
yes
Digital zoomyes
N/A
yes
Face detectionyes
N/A
yes
Geo-taggingyes
N/A
yes
HDR Captureyes
N/A
yes
LED Flashyes
N/A
yes
Panoramayes
N/A
yes
Smile detectionyes
N/A
N/A
Touch focusyes
N/A
yes
Video recording
N/A
yesyes
Primary lens aperture
N/A
N/A
2.2 f
Maximum FPS at the highest resolution
N/A
N/A
30.0 fps
Burst Mode
N/A
N/A
yes
Digital Image Stabilization
N/A
N/A
yes

Storage

Internal storage4 GB16 MB8 GB
Memory card readeryesyesyes
Maximum card storage32GB2GB128GB
Types of memory card supportedmicroSDmicroSDmicroSD

Dimensions

Height5.39 in4.06 in5.37 in
Width2.69 in1.65 in2.72 in
Depth0.3 in0.59 in0.33 in
Weight4.41 oz3.6 oz4.55 oz

Connectivity

Dual sim supportyesnoyes
Bluetoothyesyesyes
Bluetooth version4.02.04.0
Headphone connection3.5 mm
N/A
3.5 mm
Type of USB connectorMicro-USB
N/A
Micro-USB
Sim card size
N/A
Mini-SIMMicro-SIM
DLNA certified
N/A
no
N/A
Bluetooth profile
N/A
A2DP
  • A2DP
  • AVRCP
NFC
N/A
nono
Charging connection
N/A
USBUSB
USB version
N/A
2.0
N/A
Video output
N/A
No
N/A
Bluetooth codec
N/A
N/A
SBC
USB On-The-Go (OTG)
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesnoyes
Data transmissionHSPA+
N/A
HSPA+
Navigation systemGPS
N/A
GPS
2G GSMyesyesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
N/A
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
UMTS frequences
  • 900 MHz
  • 2100 MHz
N/A
  • 900 MHz
  • 2100 MHz
3G UMTS
N/A
noyes
4G LTE
N/A
noyes
LTE frequencies
N/A
N/A
  • 800 MHz
  • 1800 MHz
  • 2100 MHz
  • 2600 MHz
Mobile hotspot
N/A
N/A
yes

Battery

Battery typeLithium ion
N/A
Lithium ion
Battery capacity1800.0 mAh780.0 mAh2000.0 mAh
Standby time270.0 h348.0 h
N/A
Talk time12.0 h6.5 h12.0 h
Replaceable battery
N/A
yesyes
Fast charging
N/A
nono