| Global Score | |
| 28.7 | 27.3 |
| Basic Information | |
| Sony | Nokia |
| -- | 2008-11-04 |
| 4.00 x 1.70 x 0.70 inches | 4.25 x 1.77 x 0.53 inches |
| 3.26 ounces | 2.89 ounces |
| $ 40.00 | $ 40.00 |
| Display / Screen | |
| -- | 1.8 inches |
| 128 x 160 pixels | 128 x 160 pixels |
| TFT | TFT |
| -- | 114 pixels per inch |
| No touch screen | No touch screen |
| 3 | 5.3 |
| processor | processor |
| GPU | GPU |
| 5.76 | 5.76 |
| Storage | |
| 2,05 MB internal memory | -- |
| No SD card slot | No SD card slot |
| 0.1 | 0 |
| Camera | |
| 0.10 MP | -- |
| 3.08 | 0 |
| GPRS and GSM | GSM |
| SIM | SIM |
| 0.2 | 0.1 |
| Battery Life | |
| Li-Polymer Battery | 860mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| 315 hours standby time 14 hours talk time | 500 hours standby time 3.9 hours talk time |
| 1.36 | 2.32 |
| Other Features | |
| Bluetooth | -- |
| Infra-red port | -- |
| -- | FM Radio |
Sony Ericsson T637 has a global score of 28.7, which is a bit better than the Nokia 1661's 27.3 overall score. Even being the best in our current comparison, the Sony Ericsson T637 construction is heavier and incredibly thicker than the Nokia 1661. Nokia 1661 features a much more vibrant screen than Sony Ericsson T637. Both have the same exact resolution of 160 x 128px.
The Nokia 1661 features a processing unit that's very similar to Sony Ericsson T637's CPU, both have a 0-Core CPU. Sony Ericsson T637 has a very superior camera than Nokia 1661. The Sony Ericsson T637 features a way bigger memory capacity for games and applications than Nokia 1661. The Nokia 1661 counts with a superior battery duration than Sony Ericsson T637.
Sony Ericsson T637 and the Nokia 1661 cost the same.
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