Phone Comparison - Oppo A15s vs Nothing Phone (2a) vs Samsung Galaxy A55
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| Manufacturer | Oppo | Nothing | Samsung |
| Announced | 2020, December 18 | March 2024 | March 2024 |
| Status | Available. Released 2020, December 18 | Coming Soon - March 2024 | Coming Soon - March 2024 |
| Price | - | Rs. 23,999 ($0.00) [Similarly Priced] | - |
| Colors | Rainbow Silver, Dynamic Black, White | Black, White, Milk | Iceblue, Lilac, Navy, Lemon |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in) |
161.7 x 76.3 x 8.6 mm (6.37 x 3 x 0.34 in) |
161.1 x 77.4 x 8.2 mm (6.34 x 3.05 x 0.32 in) |
| Weight | 177 g (6.24 oz) | 190 g (6.7 oz) | 213 g (7.51 oz) |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM, eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 3, 5, 8, 38, 40, 41 | 1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 39, 40, 41, 42, 66 | LTE |
| 5G Network | - | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA | SA/NSA/Sub6 - International SA/NSA/Sub6/mmWave - USA |
| SAR EU |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
0.68 W/kg (head) 1.04 W/kg (body) |
| Messaging | |||
| Build Features | - Fingerprint Sensor (rear-mounted) |
- Fingerprint Sensor (under display, optical) IP54 - splash, water and dust resistant 3 LED lights on the back (notifications, camera fill light) |
- Fingerprint Sensor (under display, optical) IP67 dust/water resistant (up to 1m for 30 min) |
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| OS | Android 10 | Android 14 | Android 14 |
| User Interface | ColorOS 7.2 | Nothing OS 2.5 | One UI 6.1 |
| Processor | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) | Octa-core (2x2.8 GHz Cortex-A715 & 6x 2.0 Cortex-A510), Mediatek Dimensity 7200 Pro (4 nm) | Octa-core (4x2.7 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), Exynos 1480 |
| GPU | PowerVR GE8320 | Mali-G610 MC4 | - |
| RAM | 4 GB | 12 GB | 12 GB |
| Internal Memory | 64 GB | 256 GB | 256 GB |
| External Memory | microSDXC | No | microSDXC (uses shared SIM slot) |
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| Type | IPS LCD Screen, 480 nits (typ) | FHD+ AMOLED Screen 120Hz Refresh Rate HDR10+, 700 Nits (typ), 1100 Nits (HBM), 1300 Nits (peak) Corning Gorilla Glass 5 |
FHD+ Super AMOLED Screen 120Hz Refresh Rate HDR10+, 550 Nits Corning Gorilla Glass Victus |
| Colors | 16M Colour | 1B colors | 16M colors |
| Size | 6.52 inches | 6.7 inches | 6.6 inches |
| Resolution | 720 x 1600 pixels (269 ppi) | 1080 x 2412 pixels (394 ppi) | 1080 x 2340 pixels (390 ppi) |
| Screen-to-Body Ratio | 83.06% | 87.75% | 85.97% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | Unspecified | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP + 2 MP + 2 MP | 50 MP + 50 MP | 50 MP + 12 MP + 5 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 13 MP, f/2.2, (wide), 1/3.1", 1.12µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.9, (wide), 1/1.56", PDAF, OIS 50 MP, f/2.2, 114˚ (ultrawide), 1/2.76", 0.64µm Panorama, HDR |
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, (macro) Panorama, HDR |
| Video | 1080p@30fps | 4K@30fps, 1080p@60/120fps, gyro-EIS | 4K@30fps, 1080p@30/60fps, gyro-EIS |
| Front Camera |
5 MP, f/2.4, (wide) HDR, [Similar] |
32 MP, f/2.2, (wide), 1/2.74" HDR 1080p@60fps [Similar] |
32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm 4K@30fps, 1080p@30/60fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE-A, 5G | HSPA, LTE-A, 5G |
| Bluetooth | 5.0, A2DP, LE, aptX | 5.3, A2DP, LE | 5.3, A2DP, LE, aptX |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| USB | microUSB 2.0, USB On-The-Go | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS, BDS | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Browser | Yes | Yes | Yes |
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| Internal | 64 GB, 4 GB RAM eMMC 5.1 | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS |
| Expandable Storage | microSDXC | No | microSDXC (uses shared SIM slot) |
| USB OTG | Supported | Supported | 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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| Barometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery Charging 45W wired, 50% in 23 min, 100% in 1 hour |
Non-removable Li-Po Battery Fast battery Charging 25W |
| Capacity | 4230 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 11,470 
Rs. 9,990 
