Compare phones
| Global Score | |
| 41.9 | 45.7 |
| Basic Information | |
| Karbonn | BLU |
| Android 4.0 | Android 4.0 |
| -- | 0000-00-00 |
| -- | 5.04 x 2.60 x 0.37 inches |
| -- | 4.23 ounces |
| White | Black and White |
| $ 155.00 | $ 120.00 |
| Display / Screen | |
| 4.5 inches | 4.3 inches |
| 480 x 800 pixels | 480 x 800 pixels |
| -- | Super AMOLED Plus |
| 207 pixels per inch | 217 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7 | 7.5 |
| Performance | |
| -- | MediaTek MT6577 chipset |
| Dual-Core 1200 MHz processor | ARM Cortex-A9 (Dual-Core 1000 MHz) processor |
| -- | 1 GB RAM |
| GPU | PowerVR SGX531 (200 MHz) GPU |
| 7.65 | 7.74 |
| Storage | |
| 4 GB internal memory | -- |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC (up to 32 GB) external memory slot |
| 3.82 | 1.32 |
| Camera | |
| 5.00 MP + 1.30 MP | 8.00 MP + 1.30 MP |
| -- | 1280 x 720 (HD) video resolution |
| 6.05 | 6.38 |
| Networks | |
| Wi-Fi | Wi-Fi |
| HSDPA, UMTS, EDGE, GPRS and GSM | HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| SIM, Dual SIM | SIM, Dual SIM |
| 3.4 | 3.6 |
| Battery Life | |
| 1800mAh Battery | 1600mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| 200 hours standby time 5 hours talk time | 780 hours standby time 19.2 hours talk time |
| 3.68 | 3.44 |
| Other Features | |
| Bluetooth | Bluetooth 3.0 |
| GPS | GPS |
| -- | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| Digital TV Broadcast | -- |
Comparison review
BLU VIVO 4.3 has an overall score of 45.7, which is a bit better than Karbonn A21's global score of 41.9. Both of these phones include the same Android 4.0 OS (operating system), so you shouldn't notice any differences in that aspect. BLU VIVO 4.3 counts with just a bit better looking display than Karbonn A21, because although it has a little bit smaller screen, and they both have exactly the same 800 x 480 pixels resolution, the BLU VIVO 4.3 also counts with a little bit better count of pixels in each display inch.
The BLU VIVO 4.3 has a little better processing power than Karbonn A21, and although they both have 2 cores, the BLU VIVO 4.3 also has an extra GPU. Karbonn A21 counts with a way bigger memory to store more apps and games than BLU VIVO 4.3. They have a SD memory slot that admits up to 32 GB. Karbonn A21 features a bit better battery life than BLU VIVO 4.3, because it has 1800mAh of battery capacity instead of 1600mAh.
The BLU VIVO 4.3 takes clearer photographs and videos than Karbonn A21, because it has a back-facing camera with way more MP.
Despite of being the best phone in this comparison, the BLU VIVO 4.3 is also by far the cheapest.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.