Phone Comparison - Samsung Galaxy Ace Style vs Acer Iconia Tab 7 vs Xiaomi Redmi 1S
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| Manufacturer | Samsung | Acer | Xiaomi |
| Announced | April 2014 | April 2014 | May 2014 |
| Status | Available - April 2014 | Available - August 2014 | Available - May 2014 |
| Colors | Black, White | Black | Black, Chinese Red, Metallic Gray/ blue, green, yellow panels |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.2 x 62.7 x 10.7 mm (4.77 x 2.47 x 0.42 in) |
8.9 mm thickness (0.35 in thickness) |
137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) |
| Weight | 123 g (4.34 oz) | 298 g (10.51 oz) | 158 g (5.57 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 N/A | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 | HSDPA | HSDPA 1900 / 2100 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.2 (KitKat) | Android OS, v4.3 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz | Quad-core | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8228 Snapdragon |
| GPU | - | - | Adreno 305 |
| RAM | 512 MB | 1 GB | 1 GB |
| Internal Memory | 4 GB ROM | 16 GB | 8 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 7.0 inches | 4.7 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 600 x 1024 pixels (170 ppi) | 720 x 1280 pixels (312 ppi) |
| Screen-to-Body Ratio | 60.05% | - | 64.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 2 MP | 8 MP, 3264 x 2448 pixels |
| Flash | No | No | LED flash |
| Features | Auto focus, Sound & Shot, Best Shot, Best Photo, Geo-tagging, Face And Smile Detection | Geo Tagging, Panorama, Fixed Focus | Auto focus, 1.4 µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 720p@30fps | Yes | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes [Similar] | 1.3 MP, 720p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA 14.4 Mbps, HSUPA 5.76 Mbps | HSDPA | HSDPA, HSUPA |
| Bluetooth | Yes, v4.0 with A2DP | Yes | 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 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support and GLONASS | Yes | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 4 GB ROM, 512 MB RAM | 16 GB, 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 32 GB |
| USB OTG | - | Not 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 | Non-removable Li-Ion battery | Li-Po Battery |
| Capacity | 1500 mAh | - | 2000 mAh |
| Stand by | - | - | - |
| Talk Time | - | Up to 6 h (multimedia) | - |
