Phone Comparison - Samsung Galaxy Alpha vs Sony Xperia Z3 vs HTC Desire 620G Dual SIM
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| Manufacturer | Samsung | Sony | HTC |
| Announced | August 2014 | September 2014 | December 2014 |
| Status | Available - September 2014 | Available - September 2014 | Coming Soon - December 2014 |
| Price | - | - | Rs. 6,949 ($102.19) [Similarly Priced] |
| Colors | Black, white, gold, silver, blue | Black, White, Copper, Silver Green | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in) |
146 x 72 x 7.3 mm (5.75 x 2.83 x 0.29 in) |
150.1 x 72.7 x 9.6 mm (5.91 x 2.86 x 0.38 in) |
| Weight | 115 g (4.06 oz) | 152 g (5.36 oz) | 160 g (5.64 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - D6603, D6643, D6653, D6616 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 - D6603, D6643, D6653, D6616 | HSDPA 900 / 2100 |
| 4G Network | LTE | LTE 700 / 800 / 1700 / 1800 / 2600 - D6603 LTE 800 / 1700 / 1800 / 1900 / 2100 / 2600 - D6643 LTE 700 / 800 / 850 / 900 / 1900 / 2100 / 2600 - D6653 LTE 1700 / 1900 / 2100 - D6616 |
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| Messaging | SMS, MMS, EMail, IM | 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, v4.4.4 (KitKat) | Android OS, v4.4.4 (KitKat) | Android OS, v4.4.4 (KitKat) |
| Processor | Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 | Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 |
| GPU | Mali-T628 MP6 | Adreno 330 | Mali-450MP4 |
| RAM | 2 GB | 3 GB | 1 GB |
| Internal Memory | 32 GB | 16/32 GB | 8 GB |
| External Memory | No | microSD, up to 128 GB | microSD, up to 32 GB |
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| Type | Super AMOLED capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine | Capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.2 inches | 5.0 inches |
| Resolution | 720 x 1280 pixels (320 ppi) | 1080 x 1920 pixels (424 ppi) | 720 x 1280 pixels (294 ppi) |
| Screen-to-Body Ratio | 66.95% | 70.79% | 63.04% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio with RDS | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP, 4128 x 3096 pixels | 20.7 MP, 5248 х 3936 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR | Auto focus, 1/2.3'' sensor size, ISO 12,800, geo-tagging, touch focus, face detection, image stabilization, HDR, panorama | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama |
| Video | 2160p@30fps | 2160p@30fps, 1080p@60fps, 720p@120fps, HDR | 1080p@30fps |
| Front Camera | 2.1 MP [Similar] | 2.2 MP, 1080p@30fps [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Up to 107 kbps | Yes |
| Edge | Yes | Up to 296 kbps | Yes |
| 3G | HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSPA |
| Bluetooth | v4.0, A2DP, EDR, LE | v4.0, A2DP | v4.0, A2DP, apt-X |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, 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 | Wi-Fi 802.11 b/g/n, hotspot |
| USB | microUSB v2.0 | microUSB v2.0 (MHL 3), USB On-the-go, USB Host | microUSB v2.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 32 GB, 2 GB RAM | 16/32 GB, 3 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | No | microSD, up to 128 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 | Li-Ion Battery | Non-removable Li-Ion Battery | Li-Po Battery |
| Capacity | 1860 mAh | 3100 mAh | 2100 mAh |
| Stand by | - | Up to 890 h (2G) Up to 740 h (3G) |
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| Talk Time | - | Up to 14 h (2G) Up to 16 h (3G) |
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