Nokia 6131 vs Nokia 2660 Flip
| Type | Clamshell | Flip |
| Dimensions | 92.00 x 48.00 x 20.00 mm | 108.00 x 55.00 x 18.90 mm |
| Weight | 112.00 g | 123.00 g |
| Display size | 2.20" | 2.80" |
| Display | Color / TFT 16M colors 240 x 320 px (2.20") 182 ppi | Color / TFT 256k colors 240 x 320 px (2.80") 143 ppi |
| Display protection | ||
| Additional display | Color / TFT 256k colors 128 x 160 px (1.36") | Color / TFT 128 x 160 px (1.77") |
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 200 min. (3.3 h) | 2G: 1200 min. (20.0 h) 3G: 744 min. (12.4 h) 4G: 717 min. (12.0 h) |
| Stand-by (max.) | 2G: 240 h. (10.0 days) | 2G: 638 h. (26.6 days) 3G: 595 h. (24.8 days) 4G: 597 h. (24.9 days) |
| Standard battery | Li-Ion 760 mAhBuy powerbank
| Li-Ion 1450 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 32 MB | 128 MB |
| End-user memory | 11 MB | |
| RAM memory | 16 MB | 48 MB |
| Memory cards | microSD | microSD, microSDHC up to 32 GBBuy memory card |
| Interface | Series 40 3rd Edition | Series 30 |
| Processor | - | Unisoc T107 UMS9117 |
| GPU | - | - |
| Touchscreen | ||
| SAR (10g) | 0,85 W/kg | |
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | |
| Announced | 2Q 2006 | 3Q 2022 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1700 1900 2100 | |
| LTE standard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

