ZTE A81 vs Panasonic G500
| Type | Clamshell | Bar (classic) | Bar (classic) | Touch |
| Dimensions | 80.00 x 42.00 x 20.00 mm | 141.00 x 46.00 x 23.00 mm | 179.00 x 68.00 x 23.00 mm | 115.20 x 58.60 x 9.30 mm |
| Weight | 70.00 g | 215.00 g | 194.00 g | 137.00 g |
| Display size | - | - | - | 3.50" |
| Display | Color / CSTN 64k colors 128 x 128 px | Mono / LCD | Mono / STN | Color / IPS TFT 16M colors 640 x 960 px (3.50") 330 ppi |
| Display protection | ||||
| Additional display | ||||
| Protection of the secondary display | ||||
| Talk time (max.) | 2G: 240 min. (4.0 h) | 2G: 150 min. (2.5 h) | 2G: 300 min. (5.0 h) | 2G: 840 min. (14.0 h) 3G: 420 min. (7.0 h) |
| Stand-by (max.) | 2G: 120 h. (5.0 days) | 2G: 50 h. (2.1 days) | 2G: 120 h. (5.0 days) | 2G: 300 h. (12.5 days) 3G: 300 h. (12.5 days) |
| Standard battery | Li-Ion 720 mAhBuy powerbank
| Ni-MH 850 mAhBuy powerbank
| Li-Ion 1100 mAhBuy powerbank
| Li-Po 1420 mAhBuy powerbank
|
| Quick battery charging | ||||
| Wireless battery charging | ||||
| Phonebook memory | 300 places | |||
| Internal memory | 32 MB | 32 GB | ||
| Memory cards | ||||
| Operating system | - | - | - | iOS 4 |
| Processor | - | - | - | Apple A4 |
| Processor clock | - | - | - | 1000 MHz |
| GPU | - | - | - | - |
| Touchscreen | ||||
| SAR (10g) | 1,17 W/kg | |||
| DualSIM | ||||
| SIM cards standard | SingleSIM(microSIM) | |||
| Other names | - | - | - | - |
| GSM frequencies | 900 1800 | 900 | 900 1800 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | |||
| LTE standard | ||||
| CDMA | ||||
| Standard TD-SCDMA | ||||
| UMA |



