| Global Score | |
| 45.6 | 49.7 |
| Basic Information | |
| Celkon | Apple |
| Android 4.1.2 | iOS 4.x, 3.x, 2.x |
| -- | 2008-06-09 |
| 5.35 x 2.65 x 0.43 inches | 4.50 x 2.40 x 0.48 inches |
| 3.46 ounces | 4.70 ounces |
| Black and White | Black and White |
| -- | Scratch-Resistant Glass |
| $ 155.00 | $ 125.00 |
| Display / Screen | |
| 4.5 inches | 3.5 inches |
| 480 x 854 pixels | 320 x 480 pixels |
| TFT | LCD |
| 218 pixels per inch | 165 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7.1 | 6.9 |
| Dual-Core 1200 MHz processor | Single-Core 412 MHz processor |
| 512 MB RAM | 128 MB RAM |
| Yes GPU | ARM Mali-400 MP1 (320 MHz) GPU |
| 7.83 | 6.75 |
| Storage | |
| 4 GB internal memory | 16 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | No SD card slot |
| 3.82 | 4.4 |
| Camera | |
| 3.20 MP + 0.30 MP | 2.00 MP |
| 5.5 | 4.73 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| EDGE, GPRS and GSM | HSDPA, UMTS, EDGE and GSM |
| SIM, Dual SIM | SIM |
| 3.4 | 3.3 |
| Battery Life | |
| 2000mAh Li-Ion Battery | 1150mAh Li-Ion Battery |
| Removable Battery | Non-Removable Battery |
| 160 hours standby time 5 hours talk time | 300 hours standby time 10 hours talk time |
| 3.92 | 2.8 |
| Other Features | |
| Bluetooth | Bluetooth 2.0, EDR |
| GPS | GPS |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
| FM Radio | -- |
The iPhone 3G has an overall score of 49.7, which is a bit better than the Celkon A66's general score of 45.6. IPhone 3G is a a lot heavier and thicker cellphone than the Celkon A66. IPhone 3G has iOS 4.x operating system, and Celkon A66 counts with Android 4.1.2 operating system. The Celkon A66 features a faster processor than iPhone 3G, because although it has doesn't have an additional GPU, it also counts with more RAM memory and 1 more cpu cores.
The Celkon A66 has just a bit better screen than iPhone 3G, because it has a higher count of pixels per display inch, a larger display and a much better 854 x 480 resolution. IPhone 3G has more storage capacity for applications, games, photos and videos than Celkon A66, because although it has no slot for an SD memory card, it also counts with 16 GB internal memory capacity.
Celkon A66 counts with a way better battery lifetime than Apple iPhone 3G, because it has 2000mAh of battery capacity against 1150mAh. The Celkon A66 has a better camera than Apple iPhone 3G, because it has a much higher resolution back-facing camera.
IPhone 3G is not only the best devices in our comparison, but it's also a bargain compared to others.
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