BLU R1 HD vs BLU Grand M vs BLU Grand 5.5 HD

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Display

Display size

5.0 inches
5.0 inches
5.5 inches

Resolution

720 x 1280 pixels
480 x 854 pixels
720 x 1280 pixels

Pixel density

294 ppi
196 ppi
267 ppi

Technology

IPS LCD
 
IPS LCD

Screen-to-body ratio

66.81 %
65.96 %
68.13 %

Peak brightness

420 cd/m2 (nit)
 
 

Features

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Single camera
Single camera

Main camera

8 megapixels
5 megapixels
8 megapixels

Hardware Features

Autofocus
Autofocus
Autofocus

Specifications

Aperture size: F2.0; Sensor size: 1/4"; Pixel size: 1.12 μm
 
Aperture size: F2.4

Flash

LED
LED
LED

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Video calling
Video calling, Video sharing
Video calling

Front

5 megapixels
3.2 megapixels
5 megapixels

Features

Wide Angle, Flash
Flash
Flash

Design

Dimensions

5.65 x 2.83 x 0.34 inches (143.5 x 72 x 8.7 mm)
5.70 x 2.84 x 0.37 inches (144.9 x 72.1 x 9.35 mm)
6.10 x 3.11 x 0.37 inches (155 x 79 x 9.4 mm)

Weight

5.01 oz (142 g)
the average is 6 oz (172 g)
6.03 oz (171 g)
the average is 6 oz (172 g)
6.63 oz (188 g)
the average is 6 oz (172 g)

Materials

Back: Aluminum
 
Back: Aluminum

Colors

Black
Gold, Gray, Silver, Pink
Black, Gray, Brown, Pink

Hardware & Performance

System chip

MediaTek MT6735
MediaTek MT6580
MediaTek MT6580

Processor

Quad-core, 1300 MHz, ARM Cortex-A53, 64-bit, 28 nm
Quad-core, 1300 MHz, ARM Cortex-A7, 32-bit, 28 nm
Quad-core, 1300 MHz, ARM Cortex-A7, 32-bit, 28 nm

GPU

Mali-T720 MP2
Mali-400 MP1
Mali-400 MP1

RAM

2 GB
0.5 GB
1 GB

Internal storage

16 GB
8 GB
8 GB

Storage expansion

up to 64 GB
up to 32 GB
up to 64 GB

OS

Android (6.0 Marshmallow)
Android (6.0 Marshmallow)
Android (6.0 Marshmallow)

Battery

Capacity

2500 mAh
2200 mAh
2500 mAh

Talk time

24.00 hours
the average is 22 h (1323 min)
24.00 hours
the average is 22 h (1323 min)
26.00 hours
the average is 22 h (1323 min)

Stand-by time

25.0 days (600 hours)
the average is 21 days (509 h)
37.5 days (900 hours)
the average is 21 days (509 h)
30.2 days (725 hours)
the average is 21 days (509 h)

Talk time (3G)

15.00 hours
the average is 23 h (1397 min)
12.00 hours
the average is 23 h (1397 min)
16.00 hours
the average is 23 h (1397 min)

Stand-by time (3G)

20.8 days (500 hours)
the average is 28 days (669 h)
31.2 days (750 hours)
the average is 28 days (669 h)
26.0 days (625 hours)
the average is 28 days (669 h)

Cellular

LTE (FDD)

Bands 2, 4, 7, 12, 17
 
 

UMTS

850, 1700/2100, 1900, 2100 MHz
850, 1700/2100, 1900, 2100 MHz
850, 1700/2100, 1900 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s
 
 

Dual SIM

Yes
 
Yes

SIM type

Micro SIM
 
Micro SIM

VoLTE

Yes
 
 

Connectivity

Bluetooth

4.0
4.0
4.0

Wi-Fi

802.11 b, g, n
802.11 b, g, n
802.11 b, g, n

USB

USB 2.0
USB 2.0
USB 2.0

Connector

microUSB
microUSB
microUSB

Features

Mass storage device, USB charging
Mass storage device, USB charging
Mass storage device, USB charging

Location

GPS, A-GPS
GPS, A-GPS
GPS, A-GPS

Other

Tethering, Computer sync, OTA sync
Tethering, Computer sync, OTA sync
Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer
Accelerometer
Accelerometer, Compass

Notifications

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback
Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

 
Wireless screen share
 

Radio

 
 
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm
3.5mm

Regulatory Approval

FCC approval

 
 
 

Date approved

 
 
May 25, 2016

 
 
FCC ID value: YHLBLUGRAND55HD link

FCC measured SAR

 
 
 

Head

 
 
0.39 W/kg

Body

 
 
0.72 W/kg

Simultaneous Transmission

 
 
0.79 W/kg

Wireless Router

 
 
0.72 W/kg
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