Phone Comparison - Samsung Google Nexus S vs Samsung Galaxy Core Prime vs Samsung Galaxy A3 Duos
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | December 2010 | October 2014 | October 2014 |
| Status | Available - December 2010 | Available - October 2014 | Available - November 2014 |
| Price | - | Rs. 7,799 ($114.69) [Similarly Priced] | Rs. 14,265 ($209.78) [Similarly Priced] |
| Colors | Black, White | White, Black | Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
123.9 x 63 x 10.9 mm (4.88 x 2.48 x 0.43 in) |
130.8 x 67.9 x 8.8 mm (5.15 x 2.67 x 0.35 in) |
130.1 x 65.5 x 6.9 mm (5.12 x 2.58 x 0.27 in) |
| Weight | 129 g (4.55 oz) | 130 g (4.59 oz) | 110.3 g (3.88.0.11 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (SM-G3606, SM-G3608, SM-G3609) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 1700 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | LTE - SM-G3606, SM-G3608, SM-G3609 | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3 (Gingerbread), v4.1.2 (Jelly Bean), not upgradable to v4.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.4 (KitKat) |
| Processor | 1 GHz Cortex-A8, Hummingbird | Quad-core 1.3 GHz | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 |
| GPU | PowerVR SGX540 | - | Adreno 306 |
| RAM | 512 MB | 1 GB | 1 GB |
| Internal Memory | 16 GB storage | 8 GB | 16 GB |
| External Memory | No | microSD, up to 64 GB | No |
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| Type | Super AMOLED capacitive touchscreen | PLS capacitive touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 4.5 inches | 4.5 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (207 ppi) | 540 x 960 pixels (245 ppi) |
| Screen-to-Body Ratio | 58.46% | 65.10% | 65.39% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2560 x 1920 pixels | 5 MP, 2592 х 1944 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama |
| Video | Yes, WVGA@30fps | 1080p | - |
| Front Camera | Yes, VGA [Similar] | 2 MP [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSPA; LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v2.1 with A2DP | v4.0, A2DP | v4.0, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0 | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS | Yes, with A-GPS, GLONASS |
| Browser | HTML, Adobe Flash | HTML | HTML5 |
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| Internal | 16GB storage, 512 MB RAM | 8 GB, 1 GB RAM | 16 GB, 1 GB RAM |
| Expandable Storage | No | microSD, up to 64 GB | No |
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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 | Non-removable Li-Ion Battery |
| Capacity | 1500 mAh | 2000 mAh | 1900 mAh |
| Stand by | Up to 713 h (2G) Up to 428 h (3G) |
- | - |
| Talk Time | Up to 14 h (2G) Up to 6 h 40 min (3G) |
- | - |
