Phone Comparison - Samsung Galaxy S Duos S7562 vs Sony Xperia Z2 vs HTC Desire 820
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| Manufacturer | Samsung | Sony | HTC |
| Announced | July 2012 | February 2014 | September 2014 |
| Status | Available - September 2012 | Available - April 2014 | Coming Soon - September 2014 |
| Colors | White | Black, White, Purple | Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 10.5 mm (4.78 x 2.48 x 0.41 in) |
146.8 x 73.3 x 8.2 mm (5.78 x 2.89 x 0.32 in) |
157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in) |
| Weight | 120 g (4.23 oz) | 163 g (5.75 oz) | 155 g (5.47 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - EMEA version HSDPA 900 / 2100 - Asia version |
| 4G Network | - | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 13(700), 17(700), 20(800) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) - D6543 |
LTE 900 / 1800 / 2100 / 2600 - EMEA version |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
| Build Features | - | IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes | - |
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| OS | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.4.2 (KitKat), Planned upgrade to Android 5.1 Lollipop | Android OS, v4.4.2 (KitKat) |
| Processor | 1 GHz Cortex-A5, Qualcomm MSM7227A Snapdragon | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 800 | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 |
| GPU | Adreno 200 | Adreno 330 | Adreno 405 |
| RAM | 768 MB | 3 GB | 2 GB |
| Internal Memory | 4 GB storage | 16 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 128 GB |
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| Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine | LCD Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 5.2 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 1080 x 1920 pixels (424 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 59.52% | 69.16% | 67.20% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | Stereo FM radio with RDS | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 20.7 MP, autofocus | 13 MP, 4160 x 3120 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Auto focus, 1/2.3'' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama | Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR |
| Video | Yes, FWVGA@30fps | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps, video stabilization, HDR | 1080p@30fps, 720p@60fps |
| Front Camera | Yes, VGA [Similar] | Yes, 2.2 MP, 1080p@30fps [Similar] | 8 MP, 1080p [Similar] |
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| GPRS | Yes | Up to 107 kbps | Yes |
| Edge | Yes | Up to 296 kbps | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML, Adobe Flash Lite | HTML5 | HTML5 |
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| Internal | 4 GB storage, 768 MB RAM | 16 GB, 3 GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 128 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-Po Battery |
| Capacity | 1500 mAh | 3200 mAh | 2600 mAh |
| Stand by | Up to 445 h (2G) Up to 330 h (3G) |
Up to 690 h (2G) Up to 740 h (3G) |
Up to 424 h (3G) |
| Talk Time | Up to 13 h (2G) Up to 7 h 25 min (3G) |
Up to 15 h (2G) Up to 19 h (3G) |
Up to 22 h 24 min (3G) |
