Phone Comparison - Samsung Galaxy Ace 3 S7270 vs Lenovo S820 vs Sony Xperia Z2a
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| Manufacturer | Samsung | Lenovo | Sony |
| Announced | June 2013 | May 2013 | June 2014 |
| Status | Available - Q3 2013 | Available - May 2013 | Coming Soon - July 2014 |
| Colors | Black, White | Flamingo red | Black, White, Turquoise |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.2 x 62.7 x 9.8 mm (4.77 x 2.47 x 0.39 in) |
139.5 x 69.7 x 9 mm (5.49 x 2.74 x 0.35 in) |
137 x 72 x 11 mm (5.39 x 2.83 x 0.43 in) |
| Weight | 115 g (4.06 oz) | 143 g (5.04 oz) | 163 g (5.75 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE 700 / 850 / 900 / 1800 / 1900 / 2100 / 2600 |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - | - | - IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 1 GHz | Quad-core 1.2 GHz, MTK 6589W | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 801 |
| GPU | - | PowerVR SGX544 | Adreno 330 |
| RAM | 1 GB | 1 GB | 3 GB |
| Internal Memory | 4 GB (1.77 GB user available) | 4 GB | 16 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 128 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 | 4.7 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (312 ppi) | 1080 x 1920 pixels (441 ppi) |
| Screen-to-Body Ratio | 60.05% | 62.82% | 69.74% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio; built-in antenna | FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 12 MP, 4000 x 3000 pixels | 20.7 MP, 5248 х 3936 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 Detection | Auto focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama |
| Video | Yes, 720p@30fps | Yes | Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR |
| Front Camera | Yes, VGA [Similar] | Yes, 2 MP [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Up to 107 kbps |
| Edge | Yes | Yes | Up to 296 kbps |
| 3G | HSDPA 14.4 Mbps, HSUPA 5.76 Mbps | HSDPA, HSUPA | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual band | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL 3), USB On-the-go, USB Host |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML | HTML5 |
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| Internal | 4 GB (1.77 GB user available), 1 GB RAM | 4 GB, 1 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSD, up to 128 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 | Li-Po Battery | Non-removable Li-Ion Battery |
| Capacity | 1500 mAh | 2000 mAh | 3000 mAh |
| Stand by | - | Up to 140 h (2G) Up to 140 h (3G) |
Up to 690 h (2G) Up to 740 h (3G) |
| Talk Time | - | Up to 22 h (2G) Up to 10 h (3G) |
Up to 15 h (2G) Up to 19 h (3G) |
