Phone Comparison - Samsung Galaxy S Duos S7562 vs Lenovo A390 vs BLU Dash 4.5
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| Manufacturer | Samsung | Lenovo | BLU |
| Announced | July 2012 | April 2013 | July 2013 |
| Status | Available - September 2012 | Available - April 2013 | Available - July 2013 |
| Colors | White | Black, White | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 10.5 mm (4.78 x 2.48 x 0.41 in) |
125.6 x 64 x 10.1 mm (4.94 x 2.52 x 0.4 in) |
133 x 65 x 12 mm (5.24 x 2.56 x 0.47 in) |
| Weight | 120 g (4.23 oz) | 131 g (4.62 oz) | 144 g (5.08 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 2100 | HSDPA 850 / 1900 - D310a HSDPA 850 / 2100 - D310i |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.2 (Jelly Bean) |
| Processor | 1 GHz Cortex-A5, Qualcomm MSM7227A Snapdragon | Dual-core 1 GHz, MTK 6577 | Quad-core 1.2 GHz Cortex-A7, MTK 6589M |
| GPU | Adreno 200 | PowerVR SGX531 | PowerVR SGX544 |
| RAM | 768 MB | 512 MB | 512 MB |
| Internal Memory | 4 GB storage | 4 GB | 4 GB ROM |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | Capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | - | 16M colors |
| Size | 4.0 inches | 4.0 inches | 4.5 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (233 ppi) | 480 x 854 pixels (218 ppi) |
| Screen-to-Body Ratio | 59.52% | 56.77% | 64.37% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | Stereo FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 5 MP, 2592 х 1944 pixels | 5 MP, 2592x1944 pixels |
| Flash | LED flash | No | LED flash |
| Features | Auto focus, Geo-tagging | Geo-tagging | Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization |
| Video | Yes, FWVGA@30fps | Yes | Yes, 720p@30fps |
| Front Camera | Yes, VGA [Similar] | No [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps |
| Edge | Yes | Yes | Class 12 |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, HSUPA | HSDPA, 21 Mbps; HSUPA, 11 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | Yes | Yes, v3.0 |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML, Adobe Flash Lite | HTML5 | HTML5 |
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| Internal | 4 GB storage, 768 MB RAM | 4 GB, 512 MB RAM | 4 GB ROM, 512 MB RAM |
| Expandable Storage | microSD, up to 32 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 | 1500 mAh | 1500 mAh | 2000 mAh |
| Stand by | Up to 445 h (2G) Up to 330 h (3G) |
Up to 220 h (2G) Up to 180 h (3G) |
Up to 900 h (2G) Up to 750 h (3G) |
| Talk Time | Up to 13 h (2G) Up to 7 h 25 min (3G) |
Up to 14 h (2G) Up to 9 h (3G) |
Up to 24 h (2G) Up to 10 h (3G) |
