Phone Comparison - Samsung Galaxy A3 vs Samsung Galaxy J7 vs Xiaomi Redmi Note 2 Prime
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Xiaomi |
| Announced | October 2014 | June 2015 | August 2015 |
| Status | Available - November 2014 | Available - June 2015 | Available - August 2015 |
| Price | Rs. 14,265 ($209.78) [Similarly Priced] | Rs. 13,400 ($197.06) [Similarly Priced] | Rs. 10,840 ($159.00) [Similarly Priced] |
| Colors | Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B | White, Black | White, Blue, Yellow, Pink, Mint Green |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
130.1 x 65.5 x 6.9 mm ( 5.12 x 2.58 x 0.27 in) |
152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in) |
152 x 76 x 8.3 mm (5.98 x 2.99 x 0.33 in) |
| Weight | 110.3 g (3.88.0.11 oz) | 171 g (6.03 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 TD-SCDMA |
| 3G Network | HSDPA 850 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE | 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, v4.4.2 (KitKat) | Android OS, v5.1 (Lollipop) | Android OS, v5.0 (Lollipop) |
| Processor | Quad-core 1.2 GHz | Octa-core 1.2 GHz, Exynos 7580 | Octa-core 2.2 GHz Cortex-A53, Mediatek MT6795 |
| GPU | - | Mali-T720 | PowerVR G6200 |
| RAM | 1 GB | 1.5 GB | 2 GB |
| Internal Memory | 16 GB | 16 GB | 32 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 128 GB | Yes |
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| Type | Super AMOLED Capacitive Touchscreen | Super AMOLED Capacitive Touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.5 inches | 5.5 inches | 5.5 inches |
| Resolution | 540 x 960 pixels (245 ppi) | 720 x 1280 pixels (267 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 65.39% | 69.63% | 72.02% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | FM radio with RDS; recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | Yes |
| Features | Auto focus, Geo-tagging, Face Detection, Panorama, HDR, Wide Selfie, Rear-cam Selfie | Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode | Phase Detection Auto-focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 5 MP [Similar] | 5 MP [Similar] | 5 MP, 720p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE |
| Bluetooth | v4.0, BLE, ANT+ | v4.1, A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| USB | microUSB v2.0 | microUSB v2.0 | microUSB v2.0 |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, Beidou |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16 GB, 1 GB RAM | 16 GB, 1.5 GB RAM | 32 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 128 GB | Yes |
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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 | Non-removable Li-Po Battery | Li-Ion Battery | Li-Po Battery |
| Capacity | 1900 mAh | 3000 mAh | 3060 mAh |
| Stand by | - | Up to 354 h | Up to 144 h (3G) |
| Talk Time | - | Up to 18 h (3G) | Up to 11 h 30 min (3G) |
Rs. 14,249 
Rs. 14,190 
