Compare phones
| Global Score | |
| 41.9 | 45.6 |
| Basic Information | |
| Karbonn | LG |
| Android 4.0 | Android 2.2 |
| -- | 2010-11-22 |
| -- | 4.57 x 2.22 x 0.62 inches |
| -- | 5.39 ounces |
| White | -- |
| $ 155.00 | $ 75.00 |
| Display / Screen | |
| 4.5 inches | 3.2 inches |
| 480 x 800 pixels | 320 x 480 pixels |
| -- | LCD |
| 207 pixels per inch | 180 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7 | 6.7 |
| Dual-Core 1200 MHz processor | Single-Core 600 MHz processor |
| -- | 512 MB RAM |
| GPU | GPU |
| 7.65 | 6.84 |
| Storage | |
| 4 GB internal memory | 153,6 MB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC (up to 32 GB) external memory slot |
| 3.82 | 2.02 |
| Camera | |
| 5.00 MP + 1.30 MP | 3.20 MP |
| -- | 640 x 480 (VGA) video resolution |
| 6.05 | 5.17 |
| Networks | |
| Wi-Fi | Wi-Fi |
| HSDPA, UMTS, EDGE, GPRS and GSM | CDMA |
| SIM, Dual SIM | -- |
| 3.4 | 2.5 |
| Battery Life | |
| 1800mAh Battery | 1500mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| 200 hours standby time 5 hours talk time | 337 hours standby time 7.5 hours talk time |
| 3.68 | 3.28 |
| Other Features | |
| Bluetooth | Bluetooth 2.1, EDR |
| GPS | GPS |
| -- | Accelerometer, Compass and Proximity Sensor |
| Digital TV Broadcast | -- |
Comparison review
LG Optimus M has a general score of 45.6, which is a bit better than Karbonn A21's score of 41.9. Both of these devices include Android operating system, but the LG Optimus M has the previous 2.2 version while Karbonn A21 has Android 4.0 version. Karbonn A21 has a bit better display than LG Optimus M, because it has a little bit higher screen density, a way higher 800 x 480 resolution and a really larger display.
The Karbonn A21 has much more memory capacity for applications and games than LG Optimus M, and although they both have an external memory card slot that admits a maximum of 32 GB, the Karbonn A21 also has 4 GB internal storage capacity. The Karbonn A21 counts with a superior processing power than LG Optimus M, because it has a higher number of cores (and faster).
Karbonn A21 has superior battery performance than LG Optimus M, because it has a 1800mAh battery capacity against 1500mAh. The Karbonn A21 has a much better camera than LG Optimus M, because it has a lot more mega pixels back camera.
Despite of being the best phone of the ones we compare here, the LG Optimus M is also a bargain compared to others, which makes it a no doubt choice.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.