Here is the comparison of features and specification of the mobile phones Celkon A21 and Sony Xperia M4 Aqua Dual.
Celkon A21 is manufactured by Celkon and this phone was announced in 2014. Celkon A21 comes with with 4.0 inches and the resolution of the screen is 320 x 480 pixels.
This phone supports following network:
2G: GSM 900 / 1800 - SIM 1 & SIM 2
3G: HSDPA 2100
Dipsplay Type: The dispaly type of the Celkon A21 is Capacitive touchscreen.
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Sony Xperia M4 Aqua Dual is manufactured by Sony and this phone was announced in 2015, March. Sony Xperia M4 Aqua Dual comes with with 5.0 inches and the resolution of the screen is 720 x 1280 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: HSDPA 850 / 900 / 1900 / 2100 - E2333, E2363
4G: LTE 800 / 850 / 900 / 1800 / 1900 / 2100 / 2600 (Bands 1, 2, 3, 5, 7, 8, 20) - E2333
Dipsplay Type: The dispaly type of the Sony Xperia M4 Aqua Dual is IPS LCD capacitive touchscreen with 16M colors.
| Specification Summary: Celkon A21 vs Sony Xperia M4 Aqua Dual | ||
| Mobile Device | Celkon A21 | Sony Xperia M4 Aqua Dual |
| Display | 4.0 inches | 5.0 inches |
| Resolution | 320 x 480 pixels | 720 x 1280 pixels |
| Processor | Quad-core 1.3 GHz Cortex-A7 | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 |
| Primary Camera | 3.15 MP | 13 MP |
| Front Camera | 1.3 MP | 5 MP |
| Storage | 512 MB ROM | 8 GB |
| Battery | Li-Ion 1500 mAh | Non-removable Li-Ion 2400 mAh |
| Full Specification comparison of Celkon A21 vs Sony Xperia M4 Aqua Dual | ||
| Mobile Device | Celkon A21 | Sony Xperia M4 Aqua Dual |
Display |
||
| Screen Size | 4.0 inches (~57.8% screen-to-body ratio) | 5.0 inches (~65.2% screen-to-body ratio) |
| Screen Resolution | 320 x 480 pixels | 720 x 1280 pixels |
| Pixel Density | 320 x 480 pixels (~144 ppi pixel density) | 720 x 1280 pixels (~294 ppi pixel density) |
| Display Type | Capacitive touchscreen | IPS LCD capacitive touchscreen with 16M colors |
| Screen Protection | Scratch-resistant glass | |
Processor and RAM |
||
| Processor | Quad-core 1.3 GHz Cortex-A7 | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 |
| Interal Storage | 512 MB ROM, 256 MB RAM | 8 GB, 2 GB RAM/ 16 GB (E2333, E2363) |
| External Storage | microSD, up to 32 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v4.2.2 (Jelly Bean) | Android OS, v5.0.x (Lollipop) |
Display |
||
| Display | 4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
5.0 inches (~65.2% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 720 x 1280 pixels (~294 ppi pixel density) |
| Display Type | Capacitive touchscreen | IPS LCD capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 3.15 MP | 13 MP, 4128 x 3096 pixels, autofocus, LED flash |
| Front Camera | 1.3 MP | 5 MP, 720p |
| Camera Features | Geo-tagging, touch focus, face/smile detection, HDR, panorama | |
Connectivity |
||
| GPRS | Yes | Up to 107 kbps |
| EDGE | Yes | Up to 296 kbps |
| 2G | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 - E2333, E2363 |
| 4G | LTE 800 / 850 / 900 / 1800 / 1900 / 2100 / 2600 (Bands 1, 2, 3, 5, 7, 8, 20) - E2333 | |
| Wi-Fi/connectivity | Yes | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot |
| Bluetooth | v4.0 | v4.1, A2DP |
| GPS | No | Yes, with A-GPS, GLONASS |
| USB | Yes | microUSB v2.0, USB Host |
Multimedia |
||
| FM Radio | FM radio | FM radio with RDS |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | Yes | |
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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