Phone Comparison - Sony Xperia E1 Dual vs Xiaomi MI-2a vs Xiaomi Redmi Note 4G
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| Manufacturer | Sony | Xiaomi | Xiaomi |
| Announced | January 2014 | 2013 | August 2014 |
| Status | Available - January 2014 | Available. Released 2013 | Available - November 2014 |
| Colors | Black, Purple, White | Black (front panel), 4 color options (back panel) | Black/White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
118 x 62.4 x 12 mm (4.65 x 2.46 x 0.47 in) |
133 x 66.5 x 9.5 mm (5.24 x 2.62 x 0.37 in) |
154 x 78.7 x 9.5 mm (6.06 x 3.1 x 0.37 in) |
| Weight | 122 g (4.3 oz) | 133 g (4.69 oz) | 199 g (7.02 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - all versions | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 1900 / 2100 - D2104/D2114 HSDPA 900 / 2100 - D2105 |
HSDPA 900 / 1900 / 2100 | TD-SCDMA 1900 / 2000 |
| 4G Network | - | - | TD-LTE 1900 / 2300 / 2600 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.3 (Jelly Bean) | Android OS, v4.1 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz, Qualcomm MSM8210 | Dual-core 1.7 GHz, Xiaolong S4 Pro | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400 |
| GPU | Adreno 302 | Adreno 320 | Adreno 305 |
| RAM | 512 MB | 1 GB | 2 GB |
| Internal Memory | 4 GB | 16 GB | 8 GB |
| External Memory | microSD, up to 32 GB | No | microSD, up to 64 GB |
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| Type | TFT capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 4.5 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (326 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 61.98% | 63.26% | 68.82% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio with RDS | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 8 MP, 3264 x 2448 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | No | LED flash | LED flash |
| Features | Geo-tagging, Face Detection, HDR, Image Stabilization, Panorama | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, SVGA@30FPS | 1080p@30fps | 1080p@30fps |
| Front Camera | No [Similar] | 2 MP, 1080p@30fps [Similar] | 5 MP [Similar] |
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| GPRS | Up to 86 kbps | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Up to 237 kbps | Class 12 | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | TD-SCDMA; LTE |
| Bluetooth | Yes, v4.0 with A2DP | v4.0, A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 4 GB, 512 MB RAM | 16 GB, 1 GB RAM | 8 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | No | microSD, up to 64 GB |
| USB OTG | - | Supported | 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 | Li-Ion Battery | Li-Po Battery |
| Capacity | 1750 mAh | 2030 mAh | 3200 mAh |
| Stand by | Up to 366 h (2G) Up to 441 h (3G) |
- | Up to 775 h (3G) |
| Talk Time | Up to 8 h 13 min (2G) Up to 8 h 41 min (3G) |
- | Up to 38 h (2G) Up to 14 h (3G) |
