| Global Score | |
| 44.7 | 78.2 |
| Basic Information | |
| Karbonn | Samsung |
| Android 4.2 | Android 4.4.2, 4.3, 4.2.2 |
| -- | 2013-03-14 |
| -- | 5.38 x 2.75 x 0.31 inches |
| -- | 4.62 ounces |
| Black and White | Black, Blue, Red and White |
| -- | Polycarbonate |
| -- | Scratch-Resistant Glass |
| $ 155.00 | $ 155.00 |
| Display / Screen | |
| 4 inches | 5 inches |
| 480 x 800 pixels | 1080 x 1920 pixels (Full HD) |
| TFT | Super AMOLED |
| 233 pixels per inch | 441 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7.7 | 9.1 |
| Performance | |
| -- | Qualcomm Snapdragon 800 (8974) chipset |
| Dual-Core 1300 MHz processor | Krait 400 (Quad-Core 2300 MHz) processor |
| 512 MB RAM | 2 GB (800 MHz) RAM |
| Yes GPU | Adreno 330 (450 MHz) GPU |
| 7.92 | 9.27 |
| Storage | |
| 4 GB internal memory | 32 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC, microSDXC (up to 64 GB) external memory slot |
| 3.82 | 7.56 |
| Camera | |
| 5.00 MP | 13.00 MP + 2.00 MP |
| -- | f/2.20 aperture |
| -- | 31.00mm focal length |
| -- | 0.33 inches (1/3.06") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 5.5 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| UMTS, EDGE, GPRS and GSM | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| SIM, Dual SIM | Micro SIM |
| 2.9 | 7 |
| Battery Life | |
| 1500mAh Battery | 2600mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| -- | Wireless Charging |
| 168 hours standby time 5 hours talk time | 17 hours talk time |
| 3.28 | 4.56 |
| Other Features | |
| Bluetooth | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Samsung Galaxy S4 has a score of 78.2, which is a lot better than Karbonn A15+'s 44.7 score. Both devices in this review include Android OS, but Samsung Galaxy S4 has 4.4.2 version while Karbonn A15+ has Android 4.2, so it offers some nice extra features and increased performance. The Galaxy S4 has a brighter display than Karbonn A15+, because it has a much better 1920 x 1080 resolution, a larger screen and a much greater screen pixel density.
The Samsung Galaxy S4 counts with a better performance than Karbonn A15+, because it has 2 more cpu cores, an extra graphics processor and a higher amount of RAM memory. Galaxy S4 counts with much more storage for games and applications than Karbonn A15+, because it has a slot for SD memory cards that allows a maximum of 64 GB and 32 GB internal memory capacity.
Galaxy S4 counts with a much better camera than Karbonn A15+, because it has a way more mega pixels back-facing camera. Samsung Galaxy S4 counts with a very superior battery lifetime than Karbonn A15+, because it has 2600mAh of battery capacity against 1500mAh.
Galaxy S4 costs the same than the Karbonn A15+.
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