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Compare 4 products

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BLU Grand M Mobile Phone
BLU Grand M
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BLU Life One X Mobile Phone
BLU Life One X
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BLU R1 HD Mobile Phone
BLU R1 HD
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Motorola KRZR K1 Mobile Phone
Motorola KRZR K1
Editiorial reviews
3
3 editorial reviews
The unlocked Blu Life One X offers a fantastic combination of design and performance for the price.Read more
Does the latest budget-friendly offering from BLU prove to be a compelling choice? We find out, in this in-depth BLU Life One X review! Read more
BLU, which stands for "Bold Like Us", puts out quite a few smartphones each and every year. A lot of times they are smartphones made by manufacturers inRead more
Read editorial reviews
7
7 editorial reviews
A $60 phone that punches way above its price---if you don't mind the ads.Read more
Amazon Prime members can get the Blu R1 HD for just $50. It's an awesome value for that price, but there are a couple huge trade-offs. Here's our review.Read more
The Blu R1 HD isn't good enough to be your go-to phone, but it's passable for a preteen or as a backup device.Read more
Read editorial 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
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User rating
32
4.2 out of 5
32 user ratings
5 stars
37 %
4 stars
43 %
3 stars
18 %
2 stars
0 %
1 stars
0 %
44
4.2 out of 5
44 user ratings
5 stars
34 %
4 stars
50 %
3 stars
13 %
2 stars
2 %
1 stars
0 %
39
4.3 out of 5
39 user ratings
5 stars
46 %
4 stars
38 %
3 stars
15 %
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 %

Hardware

Operating systemAndroid 6.0Android 4.2Android 6.0Proprietary OS
CPU clock speed1.3 GHz1.5 GHz1.3 GHz
N/A
CPU coresQuad-coreQuad-coreQuad-coreSingle-core
CPU modelMediatek MT6580MediaTek MT6589TMediatek MT6735
N/A
GPU modelARM Mali-400 MP2PowerVR SGX544ARM Mali-T720 MP4
N/A
RAM memory512 MB2 GB
  • 1 GB
  • 2 GB
N/A

Display

Screen size6.0 in5.0 in5.0 in1.9 in
Touchscreenyes
N/A
yesno
Number of colors16.7M
N/A
16.7M262K
Resolution854 x 480 px1920 x 1080 px1280 x 720 px176 x 220 px
Pixel density196.0 ppi441.0 ppi294.0 ppi
N/A
HDRno
N/A
nono
3D supportno
N/A
no
N/A
3D touchno
N/A
no
N/A
Panel type
N/A
LCDLCD
N/A
Technology
N/A
IPS LCDIPS LCDCSTN
Multi touch
N/A
yesyes
N/A
Screen material
N/A
N/A
Corning Gorilla Glass 3.0
N/A
Dual screen support
N/A
N/A
noyes
Scratch resistant display
N/A
N/A
N/A
no

Rear camera

Number of rear cameras1
N/A
1
N/A
Primary sensor resolution5.0 Mpx13.0 Mpx8.0 Mpx2.0 Mpx
Autofocusyesyesyes
N/A
LED Flashyesyesyes
N/A
Highest video resolution
N/A
1920 x 1080 px1920 x 1080 px176 x 144 px
Face detection
N/A
yesyes
N/A
Geo-tagging
N/A
yesyes
N/A
HDR Capture
N/A
yesyes
N/A
Optical image stabilization
N/A
yes
N/A
N/A
Panorama
N/A
yesyes
N/A
Touch focus
N/A
yesyes
N/A
Primary lens aperture
N/A
N/A
2.0 f
N/A
Video recording
N/A
N/A
yesyes
Burst Mode
N/A
N/A
yes
N/A
Digital zoom
N/A
N/A
yes
N/A
Gesture Shot
N/A
N/A
yes
N/A
Smile detection
N/A
N/A
yes
N/A

Storage

Internal storage8 GB32 GB
  • 16 GB
  • 8 GB
16 MB
Memory card readeryes
N/A
yesyes
Maximum card storage64GB
N/A
64GB2GB
Types of memory card supportedmicroSDNo memory slotmicroSDmicroSD

Dimensions

Height5.7 in5.65 in5.65 in4.06 in
Width2.84 in2.82 in2.83 in1.65 in
Depth0.37 in0.34 in0.34 in0.59 in
Weight6.03 oz4.69 oz5.01 oz3.6 oz

Connectivity

Dual sim supportyesyesyesno
Bluetoothyesyesyesyes
Bluetooth version4.04.04.02.0
Bluetooth profileA2DP
N/A
A2DPA2DP
Sim card size
N/A
Micro-SIMMicro-SIMMini-SIM
Charging connection
N/A
USB
N/A
USB
Headphone connection
N/A
3.5 mm3.5 mm
N/A
Type of USB connector
N/A
Micro-USBMicro-USB
N/A
DLNA certified
N/A
N/A
N/A
no
NFC
N/A
N/A
N/A
no
USB version
N/A
N/A
N/A
2.0
Video output
N/A
N/A
N/A
No

Cellular

Wireless network (Wi-Fi)yesyesyesno
Wireless networking standard
  • 802.11b
  • 802.11g
  • 802.11n
N/A
  • 802.11b
  • 802.11g
  • 802.11n
N/A
3G UMTSyes
N/A
N/A
no
Mobile hotspotyesyesyes
N/A
Data transmission
N/A
HSDPAHSPA+
N/A
Navigation system
N/A
GPS
N/A
N/A
2G GSM
N/A
yesyesyes
GSM frequencies
N/A
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
N/A
UMTS frequences
N/A
  • 850 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
N/A
4G LTE
N/A
N/A
yesno
LTE frequencies
N/A
N/A
  • 700 MHz
  • 1700 MHz
  • 1900 MHz
  • 2100 MHz
  • 2600 MHz
N/A