Motorola KRZR k1 vs Motorola Z9
| Type | Clamshell | Slide |
| Dimensions | 103.00 x 42.00 x 16.00 mm | 114.00 x 53.60 x 13.90 mm |
| Weight | 103.00 g | 140.00 g |
| Display size | 1.90" | 2.40" |
| Display | Color / TFT 256k colors 176 x 220 px (1.90") | Color / TFT 256k colors 240 x 320 px (2.40") 167 ppi |
| Display protection | ||
| Additional display | Color / CSTN 64k colors 96 x 80 px | |
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 400 min. (6.7 h) | 2G: 180 min. (3.0 h) |
| Stand-by (max.) | 2G: 300 h. (12.5 days) | 2G: 288 h. (12.0 days) |
| Standard battery | Li-Ion 700 mAhBuy powerbank
| Li-Ion 950 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 20 MB | 45 MB |
| Memory cards | microSD up to 2 GBBuy memory card | microSD, microSDHC up to 8 GBBuy memory card |
| Operating system | - | Synergy |
| Touchscreen | ||
| DualSIM | ||
| Announced | 1Q 2007 | |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 1900 2100 | |
| LTE standard | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

