Phone Comparison - Nokia Lumia 820 vs Sony Xperia T LTE vs Sony Xperia Z2a
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| Manufacturer | Nokia | Sony | Sony |
| Announced | Expected September 2012 | October 2012 | June 2014 |
| Status | Available - November 2012 | Available - November 2012 | Coming Soon - July 2014 |
| Colors | Black, Gray, Red, Yellow, White, Blue, Violet | Black, White, Silver | Black, White, Turquoise |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in) |
129.4 x 67.3 x 9.4 mm (5.09 x 2.65 x 0.37 in) |
137 x 72 x 11 mm (5.39 x 2.83 x 0.43 in) |
| Weight | 160 g (5.64 oz) | 148 g (5.22 oz) | 163 g (5.75 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 / 1900 / 2100 - LT30at HSDPA 850 / 1700 / 1900 / 2100 - LT30a |
HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 800 / 1800 / 2600 / 2100/ 900 | LTE 700 MHz Class 17 / 1700 / 2100 - LT30at | LTE 700 / 850 / 900 / 1800 / 1900 / 2100 / 2600 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - | - | - IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes |
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| OS | Microsoft Windows Phone 8 | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 801 |
| GPU | Adreno 225 | Adreno 225 | Adreno 330 |
| RAM | 1 GB | 1 GB | 3 GB |
| Internal Memory | 8 GB storage | 16 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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 | 4.55 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 720 x 1280 pixels (323 ppi) | 1080 x 1920 pixels (441 ppi) |
| Screen-to-Body Ratio | 62.04% | 65.44% | 69.74% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS | FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels, Carl Zeiss Tessa | 13 MP, 4128x3096 pixels | 20.7 MP, 5248 х 3936 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization | Auto focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama |
| Video | Yes | Yes, 1080p@30fps, continuous autofocus, video light, video stabilizer | Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR |
| Front Camera | Yes [Similar] | Yes, 1.3 MP, 720p@30fps [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Up to 70.4 kbps | Up to 107 kbps |
| Edge | Yes | Up to 236.8 kbps | Up to 296 kbps |
| 3G | HSDPA, 42 Mbps HSUPA, 5.76 Mbps LTE, Cat3, 50 Mbps UL, 100 Mbps DL |
HSDPA, 42.2 Mbps, HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v3.1 with A2DP, EDR | Yes, v3.1 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n | 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, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL) | Yes, microUSB v2.0 (MHL 3), USB On-the-go, USB Host |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB storage, 1 GB RAM | 16 GB, 1 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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 | Non-removable Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | 1650 mAh | 1850 mAh | 3000 mAh |
| Stand by | Up to 330 h (2G) Up to 330 h (3G) |
Up to 450 h | Up to 690 h (2G) Up to 740 h (3G) |
| Talk Time | Up to 14 h (2G) Up to 8 h (3G) |
Up to 7 h | Up to 15 h (2G) Up to 19 h (3G) |
