Category Breakdown
BLU Dash Music 4.0
Celkon A402
Performance
51.357.3
Camera
41.941.9
Display
64.364.3
Battery
43.543.5
Build
70.870.8
Overall
52.354.1
Summary
- The BLU Dash Music 4.0 and Celkon A402 both feature a 4.0-inch TFT display with a resolution of 480 x 800 pixels, offering similar visual quality.
- In terms of performance, the BLU model is powered by a dual-core 1.3 GHz processor, while the Celkon has a slightly faster 1.2 GHz CPU, both with 4GB of RAM.
- The camera specifications are identical, with both devices featuring a 3.15 MP rear camera, but the Celkon includes a 1.3 MP front camera for selfies.
- The BLU has a smaller 1500 mAh battery compared to the Celkon's 2000 mAh, which may affect longevity.
- In software, the BLU runs on Android 4.2, whereas the Celkon operates on a slightly newer Android 4.4.2, providing a marginally improved user experience.
- Build quality favors the Celkon with a lighter weight of 104g and slimmer profile at 10.2 mm compared to the BLU's 128g and 11.7 mm.
Side-by-side Specification Comparison
BLU Dash Music 4.0
Celkon A402
General
Release Date
2013
2015
Announced
2013
2015
Description
D271 - Single SIMD272 - Dual SIM
N/A
Display
Size
4"
4"
Type
TFT
TFT, 256K colors
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6572 (28 nm)
Spreadtrum 7715
CPU
Dual-core 1.3 GHz Cortex-A7
1.2 GHz
GPU
Mali-400
Mali-400
Memory
4GB 512MB RAM
4GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Details
3.15 MP
3.15 MP
Front Camera
N/A
1.3 MP
Front Camera Details
N/A
1.3 MP
Video Recording
720p@30fps
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1500 mAh
2000 mAh
Battery Details
Li-Ion 1500 mAh, removable
Li-Ion 2000 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
124 x 64 x 11.7 mm (4.88 x 2.52 x 0.46 in)
125.5 x 64 x 10.2 mm (4.94 x 2.52 x 0.40 in)
Weight
128 g
104 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, White, Blue, Silver, Pink, Yellow
White, Black, Blue, Silver
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Mini-SIM, dual stand-by)
Dual SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 21.1/5.76 Mbps
Yes, 384 kbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, A2DP
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Software
Operating System
Android 4.2 (Jelly Bean)
Android 4.4.2 (KitKat)
OS Version
Android 4.2 (Jelly Bean)
Android 4.4.2 (KitKat)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, gyro, proximity, compass
Accelerometer
Audio
Stereo Speakers
✓
✗
Loudspeaker
Yes, with stereo speakers
Yes
Audio Jack
Yes
Yes

