Here is the comparison of features and specification of the mobile phones Oppo R1S and Celkon A40.
Oppo R1S is manufactured by Oppo and this phone was announced in 2014, April. Oppo R1S 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 - all versions
3G: HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880-1920/ 2010-2025
4G: LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2600 (Bands 3, 7, 38, 39, 40)
Dipsplay Type: The dispaly type of the Oppo R1S is IPS LCD capacitive touchscreen with 16M colors.
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Celkon A40 is manufactured by Celkon and this phone was announced in 2014, January. Celkon A40 comes with with 4.0 inches and the resolution of the screen is 480 x 800 pixels.
This phone supports following network:
2G: GSM 900 / 1800 - SIM 1 & SIM 2
Dipsplay Type: The dispaly type of the Celkon A40 is TFT touchscreen.
| Specification Summary: Oppo R1S vs Celkon A40 | ||
| Mobile Device | Oppo R1S | Celkon A40 |
| Display | 5.0 inches | 4.0 inches |
| Resolution | 720 x 1280 pixels | 480 x 800 pixels |
| Processor | Quad-core 1.6 GHz Cortex-A7 | Dual-core 1.3 GHz |
| Primary Camera | 13 MP | 5 MP |
| Front Camera | 5 MP | |
| Storage | 16 GB | 4 GB |
| Battery | Non-removable Li-Ion 2410 mAh | Li-Ion 1500 mAh |
| Full Specification comparison of Oppo R1S vs Celkon A40 | ||
| Mobile Device | Oppo R1S | Celkon A40 |
Display |
||
| Screen Size | 5.0 inches (~68.6% screen-to-body ratio) | 4.0 inches (~56.4% screen-to-body ratio) |
| Screen Resolution | 720 x 1280 pixels | 480 x 800 pixels |
| Pixel Density | 720 x 1280 pixels (~294 ppi pixel density) | 480 x 800 pixels (~233 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | TFT touchscreen |
| Screen Protection | Corning Gorilla Glass 3 | |
Processor and RAM |
||
| Processor | Quad-core 1.6 GHz Cortex-A7 | Dual-core 1.3 GHz |
| Interal Storage | 16 GB, 1 GB RAM | 4 GB, 512 MB RAM |
| External Storage | No | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v4.3 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 5.0 inches (~68.6% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 720 x 1280 pixels (~294 ppi pixel density) |
4.0 inches (~56.4% screen-to-body ratio) TFT touchscreen 480 x 800 pixels (~233 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | TFT touchscreen |
Camera |
||
| Main Camera | 13 MP, 4128 x 3096 pixels, autofocus, LED flash | 5 MP, 2592 x 1944 pixels |
| Front Camera | 5 MP | |
| Camera Features | Geo-tagging, touch focus, face detection, panorama, HDR | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - all versions | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880-1920/ 2010-2025 | |
| 4G | LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2600 (Bands 3, 7, 38, 39, 40) | |
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | v4.0, A2DP | Yes |
| GPS | Yes, with A-GPS | Yes |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | Stereo FM radio with RDS | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | Yes | |
| Proximity Sensors | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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