Phone Comparison - Nokia Lumia 820 vs Samsung Galaxy Core 2 Duos vs Huawei Honor Holly
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| Manufacturer | Nokia | Samsung | Huawei |
| Announced | Expected September 2012 | June 2014 | October 2014 |
| Status | Available - November 2012 | Available - July 2014 | Available - October 2014 |
| Price | - | - | Rs. 5,999 ($88.22) [Similarly Priced] |
| Colors | Black, Gray, Red, Yellow, White, Blue, Violet | White, Black | White, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in) |
130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in) |
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| Weight | 160 g (5.64 oz) | 138 g (4.87 oz) | - |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA |
| 4G Network | LTE 800 / 1800 / 2600 / 2100/ 900 | - | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Microsoft Windows Phone 8 | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Quad-core 1.2 GHz | Quad-core 1.3 GHz |
| GPU | Adreno 225 | - | - |
| RAM | 1 GB | 768 MB | 1 GB |
| Internal Memory | 8 GB storage | 4 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 64 GB | - |
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| Type | AMOLED capacitive touchscreen | TFT capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.3 inches | 4.5 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 480 x 800 pixels (207 ppi) | 720 x 1280 pixels (294 ppi) |
| Screen-to-Body Ratio | 62.04% | 65.25% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM Radio | TBC |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels, Carl Zeiss Tessa | 5 MP, 2592 х 1944 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR |
| Video | Yes | Yes | Yes |
| Front Camera | Yes [Similar] | Yes, VGA [Similar] | 2 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42 Mbps HSUPA, 5.76 Mbps LTE, Cat3, 50 Mbps UL, 100 Mbps DL |
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, HSUPA |
| Bluetooth | Yes, v3.1 with A2DP, EDR | Yes, v4.0 with A2DP | v4.0, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n | 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 | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS |
| Browser | HTML5 | HTML | HTML5 |
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| Internal | 8 GB storage, 1 GB RAM | 4 GB, 768 MB RAM | 16 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 64 GB | - |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Standard battery, Li-Ion | Li-Ion Battery | Li-Ion Battery |
| Capacity | 1650 mAh | 2000 mAh | 2000 mAh |
| Stand by | Up to 330 h (2G) Up to 330 h (3G) |
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| Talk Time | Up to 14 h (2G) Up to 8 h (3G) |
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