Phone Comparison - Celkon A66 vs Panasonic T31
Celkon A66.jpg)
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Panasonic T31.jpg)
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| Manufacturer | Celkon | Panasonic |
| Announced | October 2013 | October 2013 |
| Status | Available - October 2013 | Available - November 2013 |
| Colors | Black | Bluish Black, Pure White |
| Form Factor | Candybar | Candybar |
| Dimension |
136 x 67.2 x 11 mm (5.35 x 2.65 x 0.43 in) |
122 x 64.4 x 11.95 mm (4.8 x 2.54 x 0.47 in) |
| Weight | 98 g (3.46 oz) | 120 g (4.23 oz) |
| 2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | No | HSDPA 850 / 1900 / 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) with FOTA upgrade |
| Processor | Dual-core 1.2 GHz, MTK 6572 [Similar] | Dual-core 1.3 GHz, MTK 6572 [Similar] |
| GPU | Mali-400 [Similar] | Mali-400 [Similar] |
| RAM | 512 MB [Browse Similar] | 512 MB [Browse Similar] |
| Internal Memory | 4 GB ROM | 4 GB (1.9 GB user memory) |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | TFT capacitive touchscreen |
| Colors | - | 16M colors |
| Size | 4.5 inches [Similar] | 4.0 inches [Similar] |
| Resolution | 480 x 854 pixels (218 ppi) [Similar] | 480 x 800 pixels (233 ppi) [Similar] |
| Screen-to-Body Ratio | 60.89% | 58.08% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM Radio with Recording |
| Games | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.2 MP, 2048x1536 pixels [Similar] | 3.2 MP, 2048x1536 pixels [Similar] |
| Flash | No | No |
| Features | Fixed Focus, Geo-tagging | Fixed Focus, Geo-tagging |
| Video | Yes, 720p | Yes, VGA@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Yes |
| Edge | Class 10, 236.8 kbps | Yes |
| 3G | No | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v2.0 A2DP, EDR | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML | HTML5 |
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| Internal | 4 GB ROM, 512 MB RAM | 4 GB (1.9 GB user memory), 512 MB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Po Battery | Li-Ion Battery |
| Capacity | 2000 mAh | 1300 mAh |
| Stand by | - | Up to 510 h (2G) Up to 400 h (3G) |
| Talk Time | - | Up to 3 h 30 min (2G) Up to 9 h 30 min (3G) |
