Phone Comparison - Motorola ATRIX 4G vs Samsung Galaxy Ace 2 vs Samsung Galaxy Pop SHV-E220
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| Manufacturer | Motorola | Samsung | Samsung |
| Announced | January 2011 | February 2012 | January 2013 |
| Status | Available - February 2011 | Available - May 2012 | Available - February 2013 |
| Colors | Black | Black | White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
117.8 x 63.5 x 11 mm (4.64 x 2.5 x 0.43 in) |
118.3 x 62.2 x 10.5 mm (4.66 x 2.45 x 0.41 in) |
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| Weight | 135 g (4.76 oz) | 122 g (4.3 oz) | 134 g (4.73 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA |
| 4G Network | - | - | LTE |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.2 (Froyo), upgradable to v2.3 | Android OS, v2.3 | Android OS, v4.1.2 (Jelly Bean) |
| Processor | Dual-core 1 GHz Cortex-A9, Nvidia Tegra 2 AP20H | Dual-core 800 MHz, NovaThor U8500 | Quad-core 1.4 GHz Cortex-A9, Exynos 4412 Quad |
| GPU | ULP GeForce | Mali-400MP | Mali-400MP |
| RAM | 1 GB | 768 MB | 1 GB |
| Internal Memory | 16 GB storage | 4 GB storage | 8/16 GB storage |
| External Memory | microSD, up to 32GB | microSD, up to 32GB | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | PLS TFT capacitive touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 3.8 inches | 4.65 inches |
| Resolution | 540 x 960 pixels (275 ppi) | 480 x 800 pixels (246 ppi) | 720 x 1280 pixels (316 ppi) |
| Screen-to-Body Ratio | 59.12% | 55.64% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS | Stereo FM radio with RDS |
| Games | Yes | Yes | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 5 MP, 2592x1944 pixels | 8 MP, 3264x2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Image Stabilization | Auto focus, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection |
| Video | Yes, 720p@30fps, 1080p (via future update) | Yes, 720p@30fps | Yes, 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, VGA [Similar] | Yes, 1.9 MP [Similar] |
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| GPRS | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes | Yes |
| Edge | Class 12 | Yes | Yes |
| 3G | HSDPA, 14.4 Mbps; HSUPA, 5.76 Mbps | HSDPA, 14.4 Mbps | HSDPA, 21.1 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL |
| Bluetooth | Yes, v2.1 with A2DP, EDR | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi hotspot (charges may apply) | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, v2.0 microUSB | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML, Adobe Flash | HTML | HTML5 |
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| Internal | 16 GB storage, 1 GB RAM | 4 GB storage, 768 MB RAM | 8/16 GB storage, 1 GB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 32GB | 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-Po | Standard battery, Li-Ion | Standard battery, Li-Ion |
| Capacity | 1930 mAh | 1500 mAh | 2100 mAh |
| Stand by | Up to 400 h (2G) Up to 350 h (3G) |
Up to 670 h (2G) Up to 640 h (3G) |
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| Talk Time | Up to 8 h 50 min (2G) Up to 9 h (3G) |
Up to 16 h 20 min (2G) Up to 7 h 30 min (3G) |
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