Phone Comparison - Samsung Galaxy Ace 3 S7270 vs Samsung Galaxy Core 2 Duos vs Xiaomi Redmi Note 2
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| Manufacturer | Samsung | Samsung | Xiaomi |
| Announced | June 2013 | June 2014 | August 2015 |
| Status | Available - Q3 2013 | Available - July 2014 | Available - August 2015 |
| Price | - | - | Rs. 9,700 ($141.99) [Similarly Priced] |
| Colors | Black, White | White, Black | Black, White, Yellow, Mint Green, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.2 x 62.7 x 9.8 mm (4.77 x 2.47 x 0.39 in) |
130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in) |
152 x 76 x 8.3 mm (5.98 x 2.99 x 0.33 in) |
| Weight | 115 g (4.06 oz) | 138 g (4.87 oz) | 160 g (5.64 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA |
| 4G Network | - | - | LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v5.0 (Lollipop) based MIUI 7 |
| Processor | Dual-core 1 GHz | Quad-core 1.2 GHz | Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795 |
| GPU | - | - | PowerVR G6200 |
| RAM | 1 GB | 768 MB | 2 GB |
| Internal Memory | 4 GB (1.77 GB user available) | 4 GB | 16 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | Yes |
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| Type | TFT capacitive touchscreen | TFT 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) | 480 x 800 pixels (207 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 60.05% | 65.25% | 72.02% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM Radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 5 MP, 2592 х 1944 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Sound & Shot, Best Shot, Best Photo, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection | Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR |
| Video | Yes, 720p@30fps | Yes | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA 14.4 Mbps, HSUPA 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | TD-SCDMA |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| 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 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0, USB Host |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML | HTML5 |
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| Internal | 4 GB (1.77 GB user available), 1 GB RAM | 4 GB, 768 MB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | Yes |
| 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 | Li-Ion Battery | Li-Po Battery |
| Capacity | 1500 mAh | 2000 mAh | 3060 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
