Phone Comparison - Nokia Lumia 720 vs LG G2 vs Samsung Galaxy Alpha
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| Manufacturer | Nokia | LG | Samsung |
| Announced | February 2013 | August 2013 | August 2014 |
| Status | Available - April 2013 | Available - September 2013 | Available - September 2014 |
| Colors | White, Red, Yellow, Cyan/Black | Black, White | Black, white, gold, silver, blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
127.9 x 67.5 x 9 mm (5.04 x 2.66 x 0.35 in) |
138.5 x 70.9 x 8.9 mm (5.45 x 2.79 x 0.35 in) |
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in) |
| Weight | 128 g (4.52 oz) | 143 g (5.04 oz) | 115 g (4.06 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 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | LTE (Region Dependent) | LTE |
| 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, v4.2.2 (Jelly Bean) | Android OS, v4.4.4 (KitKat) |
| Processor | Dual-core 1 GHz, Qualcomm MSM8227 | Quad-core 2.26 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800 | Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 |
| GPU | Adreno 305 | Adreno 330 | Mali-T628 MP6 |
| RAM | 512 MB | 2 GB | 2 GB |
| Internal Memory | 8 GB storage | 32 GB | 32 GB |
| External Memory | microSD, up to 64 GB | No | No |
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| Type | TFT capacitive touchscreen | True HD-IPS + LCD capacitive touchscreen, Corning Gorilla Glass 3 | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.3 inches | 5.2 inches | 4.7 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 1080 x 1920 pixels (424 ppi) | 720 x 1280 pixels (320 ppi) |
| Screen-to-Body Ratio | 60.94% | 75.78% | 66.95% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 6.7 MP, Carl Zeiss optics | 13 MP, 4128 x 3096 pixels | 12 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto-focus, Geo-tagging, Face Detection, Image Stabilization, HDR | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR |
| Video | Yes, 720p@30fps | Yes, 1080p@60fps | 2160p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, 2.1 MP, 1080p@30fps [Similar] | 2.1 MP [Similar] |
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| GPRS | Yes | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Yes | Class 12 | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB Host | microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB storage, 512 MB RAM | 32 GB, 2 GB RAM | 32 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | No | No |
| 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 | Li-Ion Battery | Non-removable Li-Po Battery | Li-Ion Battery |
| Capacity | 2000 mAh | 3000 mAh | 1860 mAh |
| Stand by | Up to 520 h | - | - |
| Talk Time | Up to 23 h 20 min (2G) Up to 13 h 20 min (3G) |
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