Phone Comparison - Samsung Galaxy A7 (2018) vs Samsung Galaxy A15 5G vs Xiaomi Redmi A5 4G
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| Price Comparison (India) | - | ||
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| Manufacturer | Samsung | Samsung | Xiaomi |
| Announced | September 2018 | December 2023 | March 2025 |
| Status | Available | Coming Soon - December 2023 | Available - March 2025 |
| Price | Rs. 18,990 ($0.00) [Similarly Priced] | - | Rs. 6,499 ($0.00) [Similarly Priced] |
| Colors | Black, blue, gold, pink | Black, Personality Yellow, Fantasy Blue, Optimistic Blue | Ocean Blue, Lake Green, Sandy Gold, Midnight Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
159.8 x 76.8 x 7.5 mm (6.29 x 3.02 x 0.3 in) |
160.1 x 76.8 x 8.4 mm (6.3 x 3.02 x 0.33 in) |
171.7 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in) |
| Weight | 168 g (5.93 oz) | 200 g (7.05 oz) | 193 g (6.81 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM + Nano-SIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual sim model only) | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 - A750F/DS, A750FN/DS HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A750G |
HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) - A750F/DS, A750FN/DS | LTE | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
| 5G Network | - | SA/NSA | - |
| SAR EU |
0.34 W/kg (head) 1.43 W/kg (body) |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
| Messaging | |||
| Build Features | Fingerprint Sensor Samsung Pay |
- Fingerprint Sensor (side-mounted) |
- Fingerprint Sensor (side-mounted) Dust and splash resistant |
| Notification LED | Yes | - | - |
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| OS | Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie) | Android 14 | Android 15 (Go edition), up to 2 major Android upgrades |
| User Interface | - | One UI 6 | HyperOS |
| Processor | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Dimensity 6100+ (6 nm) | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55), Unisoc T7250 (12 nm) |
| GPU | Mali-G71 | Mali-G57 MC2 | Mali-G57 MP1 |
| RAM | 4/6 GB | 8 GB | 6 GB |
| Internal Memory | 128 GB | 256 GB | 128 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | microSDXC | microSDXC (dedicated slot) |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version) | FHD+ Super AMOLED Screen 90Hz Refresh Rate 800 Nits (HBM) |
HD+ IPS LCD Screen 120Hz, 450 Nits (typ) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.0 inches | 6.5 inches | 6.88 inches |
| Resolution | 1080 x 2220 pixels (411 ppi) | 1080 x 2340 pixels (396 ppi) | 720 x 1640 pixels (260 ppi) |
| Screen-to-Body Ratio | 74.61% | 84.56% | 84.36% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | Unspecified | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 24 MP + 8 MP + 5 MP | 50 MP + 5 MP + 2 MP | 32 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 24 MP, f/1.7, 27mm (wide), PDAF 8 MP, f/2.4, 18mm (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
50 MP, f/1.8, (wide), AF 5 MP, f/2.2, (ultrawide) 2 MP, f/2.4, (macro) Panorama, HDR |
32 MP, f/2.0, (wide) Auxiliary lens HDR |
| Video | 1080p@30fps (gyro-EIS) | 1080p@30fps | 1080p@30fps |
| Front Camera |
24 MP, f/2.0, 26mm (wide) HDR, 1080p@30fps [Similar] |
13 MP, f/2.0, (wide) 1080p@30fps [Similar] |
8 MP, f/2.0, (wide) HDR 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | HSPA, LTE, 5G | HSPA, LTE |
| Bluetooth | 5.0, A2DP, LE | Yes | 5.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Yes | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | microUSB 2.0 | USB Type-C 2.0 | USB Type-C 2.0 |
| GPS | Yes, with A-GPS, GLONASS, BDS | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GALILEO, GLONASS, BDS |
| Browser | Yes | Yes | Yes |
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| Internal | 128 GB, 4/6 GB RAM or 64 GB, 4 GB RAM | 256 GB, 8 GB RAM | 128 GB, 6 GB RAM or 128 GB, 4 GB RAM or 64 GB, 4 GB RAM or 64 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | microSDXC | microSDXC (dedicated slot) |
| USB OTG | Supported | Not Supported | Not Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery | Non-removable Li-Po Battery Fast battery Charging 25W |
Non-removable Li-ion Battery Fast Battery Charging 15W wired |
| Capacity | 3300 mAh | 5000 mAh | 5200 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 18,990 
Rs. 6,499 
