Compare phones
| Global Score | |
| 43.9 | 48.2 |
| Basic Information | |
| Karbonn | HTC |
| Android 4.2 | Windows Mobile Professional 6.5 |
| -- | 2009-10-06 |
| -- | 4.76 x 2.64 x 0.43 inches |
| -- | 5.54 ounces |
| Black and White | -- |
| -- | Scratch-Resistant Glass |
| $ 155.00 | $ 115.00 |
| Display / Screen | |
| 5 inches | 4.3 inches |
| 480 x 854 pixels | 480 x 800 pixels |
| TFT | TFT |
| 196 pixels per inch | 217 pixels per inch |
| Capacitive, Multi-touch | Capacitive |
| 7.3 | 6.6 |
| Performance | |
| -- | Qualcomm Snapdragon S1 QSD8250 chipset |
| Dual-Core 1000 MHz processor | Scorpion (Single-Core 1000 MHz) processor |
| 512 MB RAM | 448 MB RAM |
| Yes GPU | Adreno 200 (128 MHz) GPU |
| 7.56 | 7.47 |
| Storage | |
| 4 GB internal memory | -- |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC external memory slot |
| 3.82 | 0 |
| Camera | |
| 5.00 MP | 5.00 MP |
| -- | 640 x 480 (VGA) video resolution |
| 5.5 | 5.5 |
| Networks | |
| Wi-Fi | Wi-Fi |
| UMTS, EDGE, GPRS and GSM | HSDPA, HSUPA, UMTS, EDGE and GSM |
| SIM, Dual SIM | SIM |
| 2.9 | 3.5 |
| Battery Life | |
| 2000mAh Battery | 1230mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| 400 hours standby time 7 hours talk time | 490 hours standby time 6.3 hours talk time |
| 3.92 | 2.88 |
| Other Features | |
| Bluetooth | Bluetooth 2.1, EDR |
| GPS | GPS |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
HTC HD2 is just a bit better than Karbonn A21+, with a 48.2 score against 43.9. The HTC HD2 has Windows Mobile Professional 6.5 operating system, and Karbonn A21+ works with Android 4.2 operating system. The Karbonn A21+ has a little faster processor than HTC HD2, because although it has doesn't have an extra graphics processor, it also counts with 1 more 1000 megahertz processing cores and 64 MB more RAM.
Karbonn A21+ has a sharper screen than HTC HD2, because although it has a little worse pixel quantity in each display inch, it also counts with a larger screen and a bit higher resolution of 854 x 480. HTC HD2's camera is just as good as the Karbonn A21+ one, they have the same resolution camera in the back.
The Karbonn A21+ features a much better storage to store more apps and games than HTC HD2. The Karbonn A21+ counts with a much longer battery lifetime than HTC HD2, because it has 2000mAh of battery capacity instead of 1230mAh.
Even being the best phone in this comparison, the HTC HD2 is also a bargain compared to the other devices.
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