Phone Comparison - Samsung GALAXY S3 Neo GT-I9301I vs Samsung Galaxy A7 vs Xiaomi Redmi 15
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| Manufacturer | Samsung | Samsung | Xiaomi |
| Announced | June 2014 | Expected Announcement - December 2014 | August 2025 |
| Status | Available - June 2014 | Rumored - January 2015 | Available - August 2025 |
| Price | - | Rs. 19,499 ($286.75) [Similarly Priced] | - |
| Colors | Black, Blue, Brown, Red, Gray, White, Pink | Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B | Midnight Black, Titan Gray, Green |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
136.6 x 70.7 x 8.6 mm (5.38 x 2.78 x 0.34 in) |
150.9 x 75.9 x 6.3 mm (5.94 x 2.99 x 0.25 in) |
171.1 x 82.1 x 8.6 mm (6.74 x 3.23 x 0.34 in) |
| Weight | 132 g (4.66 oz) | 133 g (4.69 oz) | 224 g (7.9 oz) |
| SIM Type | - | - | Nano-SIM + Nano-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - SM-A700*/DS |
GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | - | LTE | LTE |
| 5G Network | - | - | SA/NSA |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | |
| Build Features | - | - | - Fingerprint Sensor (side-mounted) IP64 dust tight and water resistant (water splashes) |
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| OS | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.4 (KitKat) | Android 15 |
| Processor | Quad-core 1.4 GHz Cortex-A7, - | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 | Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55), Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) |
| GPU | - | Adreno 405 | Adreno 619 |
| RAM | 1.5 GB | 2 GB | 4 GB |
| Internal Memory | 16 GB storage | 16 GB | 128 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | No |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen | FHD+ IPS LCD Screen 144Hz, Unspecified |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.8 inches | 5.5 inches | 6.9 inches |
| Resolution | 720 x 1280 pixels (306 ppi) | 1080 x 1920 pixels (401 ppi) | 1080 x 2340 pixels (374 ppi) |
| Screen-to-Body Ratio | 65.75% | 72.64% | 82.98% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | - | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 12 MP, 4608 x 2592 pixels | 50 MP |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama | 50 MP, f/1.8, (wide), PDAF other unspecified cameras HDR |
| Video | Yes, 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 1.9 MP, 720p@30fps [Similar] | 5 MP [Similar] |
8 MP, f/2.0, (wide) HDR 1080p@30fps [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, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE, 5G |
| Bluetooth | Yes, v4.0 with A2DP, EDR | v4.0, A2DP, EDR, LE | 5.1, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 | USB Type-C |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | GPS, GLONASS, GALILEO, BDS |
| Browser | HTML, Adobe Flash | HTML5 | Yes |
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| Internal | 16 GB storage, 1.5 GB RAM | 16 GB, 2 GB RAM | 128 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | No |
| USB OTG | Supported | - | Not 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 | Non-removable Li-ion Battery Fast Battery Charging 33W wired |
| Capacity | 2100 mAh | 2600 mAh | 7000 mAh |
| Stand by | - | - | - |
| Talk Time | Up to 14 h | - | - |
