Phone Comparison - Nokia Lumia 920 vs Nokia Lumia 820 vs Huawei Ascend G615
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| Manufacturer | Nokia | Nokia | Huawei |
| Announced | September 2012 | Expected September 2012 | January 2013 |
| Status | Available - November 2012 | Available - November 2012 | Available - March 2013 |
| Colors | Black, Gray, Red, Yellow | Black, Gray, Red, Yellow, White, Blue, Violet | Metallic black, Ceramic white |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
130.3 x 10.7 x 10.7 mm (5.13 x 0.42 x 0.42 in) |
123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in) |
134 x 67.5 x 10.5 mm (5.28 x 2.66 x 0.41 in) |
| Weight | 185 g (6.53 oz) | 160 g (5.64 oz) | 145 g (5.11 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA |
| 4G Network | LTE 800 / 1800 / 2600 / 900 / 2100 | LTE 800 / 1800 / 2600 / 2100/ 900 | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Microsoft Windows Phone 8 | Microsoft Windows Phone 8 | Android OS, v4.0 (Ice Cream Sandwich), upgradable to v4.1 (Jelly Bean) |
| Processor | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Quad-core 1.4 GHz Cortex-A9, Huawei K3V2 |
| GPU | Adreno 225 | Adreno 225 | Vivante GC4000 |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 32 GB storage | 8 GB storage | 8 GB |
| External Memory | No | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | IPS TFT capacitive touchscreen | AMOLED capacitive touchscreen | IPS LCD, capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.5 inches | 4.3 inches | 4.5 inches |
| Resolution | 720 x 1280 pixels (326 ppi) | 480 x 800 pixels (217 ppi) | 720 x 1280 pixels (326 ppi) |
| Screen-to-Body Ratio | 401.28% | 62.04% | 61.85% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, Carl Zeiss optics, 3264 x 2448 pix | 8 MP, 3264x2448 pixels, Carl Zeiss Tessa | 8 MP, 3264x2448 pixels |
| Flash | LED flash | LED flash | dual-LED flash |
| Features | Auto focus, PureView Technology, Geo-tagging | Auto focus, Geo-tagging | Auto focus, Geo-tagging |
| Video | Yes, 1080p@30fps | Yes | Yes, 1080p@30fps |
| Front Camera | Yes [Similar] | Yes [Similar] | Yes, 1.3 MP, 720p [Similar] |
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| GPRS | Class 33 | Yes | Yes |
| Edge | Class 33 | Yes | Yes |
| 3G | HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 42 Mbps HSUPA, 5.76 Mbps LTE, Cat3, 50 Mbps UL, 100 Mbps DL |
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v3.1 with A2DP, EDR | Yes, v3.1 with A2DP, EDR | Yes, v3.0 with A2DP, HS |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, DLNA |
| USB | Yes, microUSB v2.0, USB On-the-go support | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 32 GB storage, 1 GB RAM | 8 GB storage, 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | No | microSD, up to 32 GB | microSD, up to 32 GB |
| USB OTG | Supported | - | - |
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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 | Standard battery, Li-Ion | Standard battery, Li-Ion |
| Capacity | 2000 mAh | 1650 mAh | 2150 mAh |
| Stand by | Up to 400 h (2G) Up to 400 h (3G) |
Up to 330 h (2G) Up to 330 h (3G) |
Up to 360 h |
| Talk Time | Up to 17 h (2G) Up to 10 h (3G) |
Up to 14 h (2G) Up to 8 h (3G) |
Up to 11 h |
