Nokia X5-01 vs Nokia E51
| Type | Slide | Bar (classic) | Bar (classic) | Bar (classic) |
| Dimensions | 74.30 x 66.40 x 16.80 mm | 115.00 x 47.00 x 12.00 mm | 116.50 x 48.00 x 9.90 mm | 116.00 x 49.00 x 9.90 mm |
| Weight | 129.00 g | 100.00 g | 95.00 g | 98.00 g |
| Display size | 2.40" | 2.00" | 2.40" | 2.40" |
| Display | Color / TFT 256k colors 320 x 240 px (2.40") 167 ppi | Color / TFT 16M colors 240 x 320 px (2.00") 200 ppi | Color / TFT 16M colors 240 x 320 px (2.40") 167 ppi | Color / TFT 16M colors 240 x 320 px (2.40") 167 ppi |
| Display protection | ||||
| Additional display | ||||
| Protection of the secondary display | ||||
| Talk time (max.) | 2G: 240 min. (4.0 h) 3G: 210 min. (3.5 h) | 2G: 262 min. (4.4 h) | 2G: 480 min. (8.0 h) 3G: 360 min. (6.0 h) | 2G: 480 min. (8.0 h) 3G: 360 min. (6.0 h) |
| Stand-by (max.) | 2G: 384 h. (16.0 days) 3G: 384 h. (16.0 days) | 2G: 312 h. (13.0 days) | 2G: 744 h. (31.0 days) 3G: 504 h. (21.0 days) | 2G: 672 h. (28.0 days) 3G: 432 h. (18.0 days) |
| Standard battery | Li-Ion 950 mAhBuy powerbank
| Li-Po 1050 mAhBuy powerbank
| Li-Ion 1500 mAhBuy powerbank
| Li-Po 1500 mAhBuy powerbank
|
| Quick battery charging | ||||
| Wireless battery charging | ||||
| Phonebook memory | 1000 places | |||
| Internal memory | 200 MB | 130 MB | 100 MB | 60 MB |
| RAM memory | 128 MB | |||
| Memory cards | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 4 GBBuy memory card | microSD, microSDHC up to 16 GBBuy memory card | microSD, microSDHC up to 16 GBBuy memory card |
| Operating system | Symbian 9.3 | Symbian 9.2 | Symbian 9.3 | Symbian 9.3 |
| Interface | Series 60 3rd Edition | Series 60 3rd Edition | Series 60 3rd Edition | Series 60 3rd Edition |
| Processor | ARM11 | ARM11 | ARM11 | ARM11 |
| Processor clock | 600 MHz | 369 MHz | 600 MHz | 600 MHz |
| GPU | - | - | - | - |
| Touchscreen | ||||
| SAR (10g) | 0,73 W/kg | 1,4 W/kg | 1,19 W/kg | 1,23 W/kg |
| DualSIM | ||||
| Announced | 3Q 2010 | 2Q 2009 | ||
| Other names | - | - | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 1900 2100 | 2100 | 1900 2100 | 900 2100 |
| LTE standard | ||||
| CDMA | ||||
| Standard TD-SCDMA | ||||
| UMA |



