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BLU C4
BLU · phone

C4

2

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3

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Launch

2
Announced
2018-08-01
Status
Available

Network

3
2G bands
  • DCS-1800
  • R-GSM-900
  • GSM-850
  • T-GSM-900
  • P-GSM-900
  • E-GSM-900
3G bands
  • B26 (850 MHz)
  • B5 (850 MHz)
SIM
  • Dual SIM (Micro-SIM)

Body

8
Height
124.3 mm
Width
64.2 mm
Thickness
10.9 mm
Weight
118 g
Colors
  • Gold
  • Black
  • Blue
Back material
Plastic
Frame material
Glass
QWERTY keyboard
✕ No

Platform

2
OS
Android 8.1 Oreo
Chipset
Spreadtrum SC

Memory

3
Memory
  • 512MB RAM, 8GB
Card slot
microSDXC
Dedicated card slot
✕ No

Display

8
Size
4"
Resolution width
480 px
Resolution height
800 px
Pixel density
233 ppi
High refresh rate
✕ No
Display area
45.5 cm²
Screen-to-body ratio
57.1%
Technology
IPS LCD

Main camera

5
Cameras
  • 5MP, No
Flash
LED
Video
720p@30fps
HDR
✕ No
Panorama
✕ No

Selfie camera

3
Cameras
  • 5MP, No
HDR
✕ No
Pop-up camera
✕ No

Sound

3
3.5mm jack
✓ Yes
Stereo speakers
✕ No
Loudspeaker
✓ Yes

Sensors

6
Gyroscope
✕ No
Compass
✕ No
Barometer
✕ No
Heart rate
✕ No
Accelerometer
✓ Yes
Proximity
✕ No

Connectivity

7
Wi-Fi
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • 802.11b (1–11 Mbit/s)
Bluetooth
Bluetooth Optional
USB
USB microUSB 2.0
GPS
✓ Yes
NFC
✕ No
Infrared port
✕ No
FM radio
✓ Yes

Battery

4
Capacity
1300 mAh
Type
Li-Po
Removable
✓ Yes
Wireless charging
✕ No