Phone Comparison - Nokia Lumia 620 vs LG Optimus L7 II vs ZTE Grand X Pro
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| Manufacturer | Nokia | LG | ZTE |
| Announced | December 2012 | February 2013 | May 2013 |
| Status | Available - January 2013 | Available - March 2013 | Available - June 2013 |
| Colors | Lime green, orange, magenta, yellow, cyan, white, black | Black, White | Black, Red, Blue, Yellow |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
115.4 x 61.1 x 11 mm (4.54 x 2.41 x 0.43 in) |
121.5 x 66.6 x 9.7 mm (4.78 x 2.62 x 0.38 in) |
113 x 66.1 x 9.4 mm (4.45 x 2.6 x 0.37 in) |
| Weight | 127 g (4.48 oz) | 118 g (4.16 oz) | 146 g (5.15 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - LG Optimus L7 II Dual (SIM 1 & SIM 2) |
GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 1900 / 2100 | HSDPA 900 / 2100 HSDPA 900 / 1900 HSDPA 850 / 1900 HSDPA 850 / 2100 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Microsoft Windows Phone 8 | Android OS, v4.1 (Jelly Bean) | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | Dual-core 1 GHz Krait, Qualcomm Snapdragon S4 | Dual-core 1 GHz Cortex-A5, Qualcomm MSM8225 Snapdragon | Dual-core 1.2 GHz, MTK 6577T |
| GPU | Adreno 305 | Adreno 203 | - |
| RAM | 512 MB | 768 MB | 1 GB |
| Internal Memory | 8 GB storage | 4 GB | 4 GB storage |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | IPS LCD, capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 3.8 inches | 4.3 inches | 4.5 inches |
| Resolution | 480 x 800 pixels (246 ppi) | 480 x 800 pixels (217 ppi) | 720 x 1280 pixels (326 ppi) |
| Screen-to-Body Ratio | 58.06% | 65.02% | 74.90% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1936 pixels | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto focus, Geo-tagging | Auto focus, Geo-tagging |
| Video | Yes, 720p@30fps | Yes, 720p@30fps | Yes, 720p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Class B | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Class B | Class 12 | Up to 236.8 kbps |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v3.0 with A2DP, EDR | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot, DLNA | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | 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 | HTML | HTML |
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| Internal | 8 GB storage, 512 MB RAM | 4 GB, 768 MB RAM | 4 GB storage, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 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 | 1300 mAh (BL-4J) | 2460 mAh | 2000 mAh |
| Stand by | Up to 330 h | Up to 800 h (3G) | Up to 500 h |
| Talk Time | Up to 14 h 40 min (2G) Up to 9 h 50 min (3G) |
Up to 12 h (3G) | Up to 11 h 15 min |
